compositeDateSchoolCityStateReliability Score (1-5)Killed (includes shooter)WoundedTotal Injured/Killed VictimsGender of Victims (M/F/Both)Victim's Affiliation w/ SchoolVictim's age(s) Victims RaceVictim EthnicityTargeted Specific Victim(s)Random VictimsBullied (Y/N/ N/A)Domestic Violence (Y/N)Suicide (Shooter was only victim) Y/N/ N/ASuicide (shot self immediately following initial shootings) Y/N/ N/ASuicide (e.g., shot self at end of incident - time period between first shots and suicide, different location, when confronted by police) Y/N/ N/ASuicide (or attempted suicide) by Shooter (Y/N)Shooter's actions immediately after shots firedPre-planned school attack (Columbine style; not domestic)SummaryCategorySchool TypeNarrative (Detailed Summary/ Background)SourcesTime of First Shot (24h)Duration (minutes)Day of week (formula)During School Day (Y/N)Time PeriodDuring a Sporting Event (Y/N)During a school sponsored event (school dance, concert, play, activity)LocationNumber of Shots FiredFirearm TypeCaliber of FirearmNumber of ShootersShooter NameShooter AgeShooter GenderShooter RaceShooter EthnicityShooter's Affiliation with SchoolShooter had an accomplice who did not fire gun (Y/N)Hostages Taken (Y/N)6-May-1940South Pasadena Junior High SchoolPasadenaCA527Workplace ViolenceJunior High SchoolOutraged by his dismissal, following conflicts with other staff, thirty-eight-year-old Verlin H. Spencer shot and killed 62-year-old superintendent of the South Pasadena city schools George C. Bush, 50-year-old principal of South Pasadena High School John E. Alman, and 52-year-old School District business manager Will R. Speer. He then attempted to kill Bush's secretary, 32-year-old Dorothea Talbert; she was struck near the shoulder. He later shot and killed 45-year-old art teacher Ruth Sturgeon, with whom he'd been in conflict, fatally wounding her in the chest and, following an intense struggle, 35-year-old mechanical arts teacher Verner V. Vanderlip, another with whom he had a grievance. Spencer was cornered by police as he attempted to escape through the school cafeteria; as one officer aimed, Spencer pressed the .22 caliber automatic pistol against his right side and fired twice, critically wounding himself. Police later found a suicide note from Spencer to his wife, Polly. He survived his wounds and was tried for murder. Pleading guilty to all charges, he received 5 consecutive life terms. He was discharged from California's Department of Correction in 1977, aged 75. Verlin Spencer died January 11, 1991http://articles.latimes.com/1997/jul/20/local/me-14688.22 caliber automatic pistolVerlin H. Spencer38MUnknownFired Employee17-Jan-1974Barton Elementary SchoolChicagoIL2134MaleOther StaffUnknownUnknownYNUnknownNN/AN/AN/ANSubdued/ApprehendedYExpelled student angry at principal for expelling himAnger Over Grade/Suspension/DisciplineElementaryExpelled student angry at principal for expelling him. Victim-Principal Rudolph Jezek, killed; Assistant Principal .

1. compositeDateSchoolCityStateReliability Score (1-5)Killed
(includes shooter)WoundedTotal Injured/Killed VictimsGender
of Victims (M/F/Both)Victim's Affiliation w/ SchoolVictim's
age(s) Victims RaceVictim EthnicityTargeted Specific
Victim(s)Random VictimsBullied (Y/N/ N/A)Domestic Violence
(Y/N)Suicide (Shooter was only victim) Y/N/ N/ASuicide (shot
self immediately following initial shootings) Y/N/ N/ASuicide
(e.g., shot self at end of incident - time period between first
shots and suicide, different location, when confronted by
police) Y/N/ N/ASuicide (or attempted suicide) by Shooter
(Y/N)Shooter's actions immediately after shots firedPre-planned
school attack (Columbine style; not
domestic)SummaryCategorySchool TypeNarrative (Detailed
Summary/ Background)SourcesTime of First Shot (24h)Duration
(minutes)Day of week (formula)During School Day (Y/N)Time
PeriodDuring a Sporting Event (Y/N)During a school sponsored
event (school dance, concert, play, activity)LocationNumber of
Shots FiredFirearm TypeCaliber of FirearmNumber of
ShootersShooter NameShooter AgeShooter GenderShooter
RaceShooter EthnicityShooter's Affiliation with SchoolShooter
had an accomplice who did not fire gun (Y/N)Hostages Taken
(Y/N)6-May-1940South Pasadena Junior High
SchoolPasadenaCA527Workplace ViolenceJunior High
SchoolOutraged by his dismissal, following conflicts with other
staff, thirty-eight-year-old Verlin H. Spencer shot and killed 62-
year-old superintendent of the South Pasadena city schools
George C. Bush, 50-year-old principal of South Pasadena High
School John E. Alman, and 52-year-old School District business
manager Will R. Speer. He then attempted to kill Bush's
secretary, 32-year-old Dorothea Talbert; she was struck near the
shoulder. He later shot and killed 45-year-old art teacher Ruth
Sturgeon, with whom he'd been in conflict, fatally wounding her
in the chest and, following an intense struggle, 35-year-old
mechanical arts teacher Verner V. Vanderlip, another with

2. whom he had a grievance. Spencer was cornered by police as he
attempted to escape through the school cafeteria; as one officer
aimed, Spencer pressed the .22 caliber automatic pistol against
his right side and fired twice, critically wounding himself.
Police later found a suicide note from Spencer to his wife,
Polly. He survived his wounds and was tried for murder.
Pleading guilty to all charges, he received 5 consecutive life
terms. He was discharged from California's Department of
Correction in 1977, aged 75. Verlin Spencer died January 11,
1991http://articles.latimes.com/1997/jul/20/local/me-14688.22
caliber automatic pistolVerlin H. Spencer38MUnknownFired
Employee17-Jan-1974Barton Elementary
SchoolChicagoIL2134MaleOther
StaffUnknownUnknownYNUnknownNN/AN/AN/ANSubdued/A
pprehendedYExpelled student angry at principal for expelling
himAnger Over
Grade/Suspension/DisciplineElementaryExpelled student angry
at principal for expelling him. Victim-Principal Rudolph Jezek,
killed; Assistant Principal Gordan Sharp, wounded; Security
Guard Ezekiel Thomas, wounded. Shooter’s father was a
policeman and took firearms from father. Anger of being
transferred to another school. Tackled by a teacher when the
gun jammed. Had two handguns 45 caliber pistol, .38 caliber
revolver.https://www.newspapers.com/image/287719212/?terms
=school%2BshootingUnknownThuYUnknownNNInside School
BuildingMultiple HandgunsMultiple1Steven
Guy14MUnknownUnknownFormer StudentN30-Dec-1974Olean
High SchoolOleanNY331114BothMultiple
VictimsUnknownUnknownNYNNN/AN/AN/ANBarricadedYSni
per attack from school building by trophy rifle team
member/Regent's scholarIndiscriminate ShootingHighChampion
rifle team member and honor student began firing at random
targets in the street outside the school from the 3rd and 4th
floor windows. Killed a janitor in the school during the
shooting. 2.5 hour standoff and National Guard was called to
respond. Filled the school with tear gas. Shooter threw the guns

3. out of the window before being detained. No prior warning.
Shooter had a detailed plan found in a diary. Had multiple
weapons: .30-60 rifle;12g
shotgun.https://www.nytimes.com/1974/12/31/archives/3-killed-
and-9-wounded-by-an-upstate-sniper-18-3-killed-and-9.html
https://www.newspapers.com/image/255169003/?terms=school%
2Bshooting1500150MonNAfter SchoolNNInside School
Building50Combination of Different Types of
WeaponsMultiple1Anthony Barbaro17MWhiteNot Hispanic or
LatinoStudentN11-Sep-1975Grant High SchoolOklahoma
CityOK5156MaleMultiple
VictimsUnknownUnknownYYNNN/AN/AN/ANUnknown if
Subdued Surrendered or FledNAlleged result of growing tension
between a group of black students and a group of white
students.RacialHighAlleged result of growing tension between a
group of black students and a group of white students.. Victims-
15 YO Randy Trinity, shot in the head, died later; 4 other
victims wounded: 4 students, one police
officerhttps://law.justia.com/cases/oklahoma/supreme-
court/1980/4746-1.html;
https://news.google.com/newspapers?id=pFVOAAAAIBAJ&pg=
3249,2241230UnknownThuYUnknownNNInside School
BuildingUnknownUnknown1James Briggs15MWhiteNot
Hispanic or LatinoStudentN12-Feb-1976Murray-Wright High
SchoolDetroitMI2055MaleStudentUnknownUnknownNYNYN/A
N/AN/ANFledNDispute over a girlfriendEscalation of
DisputeHighVictims-17 YO James Maddox; 15 YO Russell
Johnson; 18 YO Darryl White; 17 YO Eddie Key; 17 YO Wayne
Lindsay; Intruders entered the school looking for student who
had stolen one of the intruders girlfriends, two teachers saw
them and asked them to leave, half dozen student followed and
jeered intruders as security guard escorted them out down main
hallway, two intruders turned just outside the door and fired on
the group of high school students, wounding
fivehttps://news.google.com/newspapers?id=LQ9PAAAAIBAJ&
pg=3947,2156747Unknown1ThuYUnknownNNInside School

4. BuildingHandgunUnknown2UnknownMUnknownUnknownUnkn
ownYN9-Feb-1977Fenger High
SchoolChicagoIL2134BothStudentUnknownUnknownYYNNN/A
N/AN/ANFledN4 students shot during fight in stairwell between
two studentsEscalation of DisputeHighTwo 14YO students were
fighting in the hallway and stairwell. Fight escalated into
shooting. 4 students were hit, one fatally in the head. The
female student killed was a
bystander.https://www.newspapers.com/image/127972205/?term
s=school%2BshootingUnknown1WedYAfternoon
ClassesNNInside School
BuildingHandgunUnknown1Minor14MUnknownUnknownStuden
tN17-Oct-1978University City High
SchoolUniversityMO044High18-year-old Larry Ward and two
companions were escorted from the halls of University City
High School following a fight with 18-year-old student, Carl
Triplett. Ward ran back into the building with a gun and fired
shots into a group, critically injuring Triplett in the chest and
hip, and wounding 17-year-old Angela Darden and 16-year-old
Jennifer Pride. Ward sustained a head injury as he was tackled
by assistant principal, Franklin McCallie. His companions
grabbed the gun and fled
https://news.google.com/newspapers?id=5RFPAAAAIBAJ&pg=
7249,1990027
https://www.newspapers.com/clip/7051030/3_wounded_in_univ
ersity_city_high/Inside School BuildingLarry
Ward18MUnkonwnUnknownStudent29-Jan-
1979ClevelandElementary SchoolSan
DiegoCA2911Elemementaryopened fire on Grover Cleveland
Elementary School from her home across the street, killing two
adults and wounding nine people. Student bragged of "doing
something big to get on
TV".https://news.google.com/newspapers?id=r8EwAAAAIBAJ
&pg=6676,3418018. The Evening Independent Jan. 30,
1979.She had 500 rounds of ammunition and an air pellet gun
rifle. the .22 caliber rifle use din the shooting was fitted with a

5. telescope and had been taught how to hunt,Brenda
Spencer16FWhiteFormer Student24-Feb-198449th St
Elementary SchoolSouth Central Los
AngelesCA21214Elementary Fatally shot two students and
wounded twelve others who were leaving 49th Street
Elementary School in South Central Los Angeles, California, on
February 24, 1984. Mitchell then committed suicide by shooting
himself in the head with a double-barreled shotgun. Mitchell
shot 39 rounds from an AR-15 rifle and 18 rounds from two
shotguns down into the crowd of about 100 students. Shooter
Suffered traumam from the death of parents and sibilings and
returned to his childhood neighborhood where the the school
where the shooting had occurred was erected in the spot of his
childhood home. Known for irrational behavior and PCP use.
Regularly shot at passing aircraft,
http://www.nytimes.com/1984/02/25/us/girl-killed-11-shot-at-
school-on-coast-suspect-found-dead.html.
https://books.google.com/books?id=YbQDAAAAMBAJ&pg=PA
13#v=onepage&q&f=falseMultipleTyrone
Mitchell29MBlackSchool built on site of boyhood home18-
May-1984Norco High
SchoolNorcoCA201212BothStudentUnknownUnknownYYNNN/
AN/AN/ANSubdued/ApprehendedNShooter was trying to settle
argument, tackled by studentsEscalation of DisputeHigh17YOM
student had dispute with with a female and male student the day
prior. Brought shotgun to settle the dispute. Other students saw
him with the gun and tackled the shooter. Shotgun was loaded
with light
birdshot.https://www.newspapers.com/image/368938109/?terms
=Norco%2BHigh%2BSchool%2Bshooting10001FriYMorning
ClassesNNInside School
Building2ShotgunUnknown1Minor17MUnknownUnknownStude
ntN21-Jan-1985Goddard Junior High
SchoolGoddardKS2134BothMultiple
VictimsUnknownUnknownYYYNN/AN/AN/ANFledYOngoing
conflicts with fellow studentsIndiscriminate ShootingJunior

6. HighHad made prior threats to kill students - revealed to school
counselor that in 1982 he had taken a gun to school to shoot
students but backed out of the plan - counselor told principal -
parents never informed. Shot targeted teachers and one student
in hallway then ran away from the school. Passed many other
students in the hallway while exiting. Police officer found him a
mile away and he surrendered. Pockets were full of ammo.
Weapons: .308,
.357http://www.kansas.com/news/local/crime/article8073096.ht
ml11051MonYMorning ClassesNNInside School
BuildingCombination of Different Types of
WeaponsMultiple1James Kearbey14MWhiteNot Hispanic or
LatinoStudentN16-May-1986Cokeville Elementary
SchoolCokevilleWY227476BothMultiple
VictimsUnknownUnknownNNNNNNYYSuicide/AttemptedYAd
ult couple held 150 students and teacher hostage, detonated
firebomb in cafeteriaHostage StandoffElementaryShooters
(husband and wife) took 150 children and teachers hostage in
elementary school. Shooters had a gasoline bomb rigged with a
dead man switch attached to the wife. The wife accidently set
off the gasoline bomb severely injuring herself and 74 students.
The husband then fatally shot and killed himself. The husband
has previously been the sole police officer in the town but had
become socially isolated over the past year. Shooters believed
they were leading a
revolution.https://www.wyohistory.org/encyclopedia/cokeville-
elementary-school-bombing
https://www.nytimes.com/1986/05/17/us/couple-take-over-
school-but-die-after-bomb-blast.html1330150FriYAfternoon
ClassesNNInside School BuildingCombination of Different
Types of WeaponsUnknown2Davis Young, Dorris
Young45MultipleWhiteNot Hispanic or LatinoNo RelationYY4-
Dec-1986Fergus High SchoolLewistownMT2134BothMultiple
VictimsUnknownUnknownYNUnknownNN/AN/AN/ANFledNSh
ooter shot French teacher for failing gradeAnger Over
Grade/Suspension/DisciplineHighShooter was upset for failing

7. french class and had made threats about killing the french
teacher the two days prior to the shooting. Shooter knocked on
the classroom door and fired when the teacher opened it. The
french teacher was not at the school that day and the substitute
was killed instead. Shooter then fled through the school and
fired at a school administrator and 2 other students who chased
him. Shooter was caught at his house a mile from the
school.https://www.nytimes.com/1986/12/06/us/failing-grade-
is-linked-to-shooting-of-
teacher.htmlUnknown1ThuYUnknownNNInside School
Building4UnknownUnknown1Kristofor
Hans14MUnknownUnknownStudentN20-May-88Hubbard
Woods SchoolWinnetkaIL156Mental HealthElementaryDann
had set fire to a house, tried to firebomb Ravinia School in
Highland Park, delivered poisoned juice and snacks to several
acquaintances and opened fire on children at Hubbard Woods
School in Winnetka, killing 8-year-old Nick Corwin and
injuring five other children. Mental Health issues. Claimed she
had been raped.http://articles.chicagotribune.com/2013-05-
19/news/ct-met-laurie-dann-25-years-later-20130519_1_school-
violence-hubbard-woods-school-school-
shootingshttps://www.nbcchicago.com/news/local/Remembering
-The-Laurie-Dann-Spree183533341.htmlLaurie
Dann30FWhite26-Sep-1988Oakland Elementary
SchoolGreenwoodSC32911BothMultiple
VictimsUnknownUnknownNYYNN/AN/AN/ANSubdued/Appreh
endedNMental illness, shooter was not affiliated with
schoolMental HealthElementaryShooter carried pistol into
cafeteria of school and fired at random students. Shooter walked
around school firing at random teachers and students until he
was detained by police. Shooter had significant mental health
history including being institutionalized. Lived isolated life
with grandfather. Unemployed. Shooter had been taking xanax
of anxiety and had lost health insurance coverage so he stopped
taking
medication.https://www.nytimes.com/1988/09/30/us/second-

8. victim-dies-after-school-shooting-incident.html
https://en.wikipedia.org/wiki/Oakland_Elementary_School_shoo
ting1130MonYLunchNNInside School BuildingHandgun.22
caliber1James William Wilson, Jr19MWhiteNot Hispanic or
LatinoFormer StudentNN17-Jan-1989Stockton Schoolyard
Cleveland Elementary SchoolStocktonCA63238Southeast
AsianYElementaryFatally shot five children and wounded 32
others at the Cleveland Elementary School, before taking his
own life. The victims were children of refugees from Southeast
Asia. Was a drug user. Extensive criminal record for drugs and
firearms. Purdy had a history of violence, alcoholism and
criminality. Classified as a loner, had no friends or girlfriend.
Full of hate who could not keep a job. Killed himself during
the crime and did not leave a note. Had purchased multiple
guns since 1984 (5) and used an Alias to make the purchases.
Used a 9 mm to kill himself.
https://pqasb.pqarchiver.com/washingtonpost/doc/307111289.ht
mlRifleAK-471Patrick Edward Purdy24MWhite1-May-
1992Lindhurst High SchoolOlivehurstCA441014BothMultiple
VictimsUnknownUnknownYYNNN/AN/AN/ANBarricadedYPlan
ned attack, 80 hostagesHostage StandoffHighShooter (former
student) entered the school and killed a targeted victim (teach
who had failed him in class) then fired random shots hitting
multiple students. Shooter took 80 students hostage for 8 hours
before surrendering to police. Shooter had been recently fired
from an assembly line job and blamed the school and the
teacher he killed for failing him out. Did not have high school
diploma. Shooter had planned the attack, wore a camo vest with
ammo belt, and had waited until he got his unemployment check
to buy more ammo before the shooting. No mental health
history.http://sacramento.cbslocal.com/2012/08/02/state-
supreme-court-upholds-death-penalty-for-houston-in-lindhurst-
high-rampage/Unknown480FriYAfternoon ClassesNNInside
School BuildingCombination of Different Types of
WeaponsMultiple1Eric Houston20MWhiteNot Hispanic or
LatinoFormer StudentNY11-Sep-1992Palo Duro High

9. SchoolAmarilloTX3077MaleStudentUnknownUnknownYYNNN/
AN/AN/ANFledNShooting spurred from earlier fightsEscalation
of DisputeHighSuspect targeted one person but hit 5 other with
bullets also another person was injured when students fled
scene. https://www.nytimes.com/1992/09/12/us/student-wounds-
6-at-high-school.html;
http://www.amarillo.com/article/20120910/news/309109718100
01FriYMorning ClassesNNInside School Building6Handgun.22
caliber1Randy Earl Matthews17MUnknownUnknownStudentN7-
Nov-1994Wickliffe Middle
SchoolWickliffeOH2145MaleMultiple
VictimsUnknownUnknownNYNNN/AN/AN/ANUnknown if
Subdued Surrendered or FledNStopped taking medications, fired
at multiple school employeesMental HealthMiddleShooter was a
former student at Wickliffe Middle School. He shot and killed a
custodian, as well as wounding the assistant principal, a police
officer, and two teachers. Relatives reported shooter was
diagnosed as having paranoid schizophrenia and had not been
taking
medications.http://www.cleveland.com/metro/index.ssf/2014/11/
1994_wickliffe_school_shooting_terror_enters_middle_school_
detailed_description_of_the_shooting_unfolding.html
http://www.news-herald.com/general-
news/20120229/remembering-1994-wickliffe-middle-school-
shooter-has-since-died-in-
prisonUnknownMonYUnknownNNInside School
BuildingUnknownUnknown1Keith A. Ledeger37MWhiteFormer
StudentN12-Oct-1995Blackville-Hilda High
SchoolBlackvilleSC2314FemaleTeacherUnknownUnknownYNN
NNYNYSuicide/AttemptedNAnger of suspension, shot 3
teachersAnger Over Grade/Suspension/DisciplineHighShooter
had been suspended from school. Entered building with .38
pistol and walked into specific classroom to fire at teacher. Shot
the first in the head and injured a second. Shot a third teacher
(who authorities believed had a heart attack and actually died
from a gunshot) before shooting himself in the head. Shooter

10. believe he was suspended because he was black and white
students wouldn't be suspended for making an obscene
gesture.https://www.upi.com/Archives/1995/10/14/Carolina-
teacher-died-from-
bullet/5588813643200/UnknownThuYUnknownInside School
BuildingUnknownUnknown1Anthony
Sincino16MBlackStudentN2-Feb-1996Frontier Middle
SchoolMoses LakeWA3314BothMultiple
VictimsUnknownUnknownNYNNN/AN/AN/ANSubdued/Appreh
endedYStudent dressed as cowboy planned attack/hostages;
subdued by teacherHostage StandoffMiddleShooter was dressed
as a cowboy with rifle and two pistols. Walked into classroom
and shot the teacher and three students. He took the other
students hostage and planned use them to escape. Shooter was
tackled by another teacher allowing the students to escape and
held until police arrived. Shooter had planned the shooting and
made references to Pearl Jam song about commiting suicide at
school, Stephen King book Rage, and the movie Natural Born
Killers. Shooter said he tried to model himself after the
character in Rage who kills a teacher and two students.
https://www.usnews.com/news/best-
states/washington/articles/2017-04-19/school-shooter-barry-
loukaitis-resentenced-to-189-
yearsUnknownFriYUnknownNInside School BuildingMultiple
HandgunsUnknown1Barry Dale Loukaitis14MWhiteStudentY19-
Feb-1997Bethel Regional High
SchoolBethelAK2224MaleMultiple
VictimsUnknownUnknownNYYNN/AN/AN/ANImmediately
SurrenderedYProlonged bullying, asked teachers for
helpBullyingHighSnuck shotgun into the cafeteria of the school
and fired at random students. Shooting did not go as a he
planned so he started running. He was confronted by teachers
who persuaded him to put the gun down. Shooter talked about
planning a school shooting and told multiple students about it.
Asked two others to help him learn how to fire a shotgun.
Students gathered on the second floor balcony above the

11. cafeteria because he told them that would be where the action
was. Shooter left suicide note explaining he was angry and
depressed. Girlfriend had recently broken up with him. Abused
as a child. Father was in prison for shooting up a newspaper
office when they wouldn't print his political rant. Pointed the
gun at himself multiple times during the shooting. Bullied
extensively.https://www.adn.com/alaska-news/2017/02/18/evan-
ramseys-tattered-life-filled-him-with-rage-then-he-brought-a-
shotgun-to-school/ https://www.adn.com/alaska-
news/1997/02/20/student-kills-2-in-bethel-frightened-teens-
flee-high-school/UnknownWedYUnknownInside School
BuildingUnknownUnknown1Evan Ramsey16MAmerican Indian
or Alaska NativeStudentN1-Oct-1997Pearl High
SchoolPearlMS23710BothStudentUnknownUnknownYYYYN/A
N/AN/ANFledYPlanned attack including ex-girlfriend as
targetDomestic w/ Targeted VictimHighKilled mother, stole her
car, and drove to school with rifle. Wore trench coat to conceal
the rifle while walking into school. Shot ex-girlfriend and her
friend then random students. Car got stuck in the field behind
the school while trying to make a getaway and he was held a
gunpoint by the assistant principal until police arrived. Talked
about his plan to attack the school with multiple other students
(5 were charged with conspiracy). Shooter had been bullied.
Was a good student and excelled in
art.http://www.cnn.com/US/9710/02/miss.shooting.folo/Unknow
nWedYUnknownInside School BuildingRifleUnknown1Luke
Woodham16MWhiteStudentN1-Dec-1997Health High
SchoolWest PaduchaKY358StudentHighThree students were
killed and five wounded by 14-year-old Michael Carneal, as
they participated in a prayer circle. Carneal was sentenced to
life in prison.
http://caselaw.findlaw.com/ky-supreme-
court/1150930.htmlMultipleTwo Marlin .22 rifles, Ruger 10/22
.22 rifle, Remington .22 rifle, Two 12 gauge pump-action
shotguns, Marlin 336 .30-30 rifle, .38 special revolver and
Ruger MK II .22-caliber pistol. 1Michael

12. Carneal14MWhiteStudent24-Mar-1998Westside Middle
SchoolCraigheadAR51015MiddleKilled a teacher and four
students, and wounded ten others, as Westside Middle School
emptied during a fire alarm intentionally set off by
Golden.http://www.nytimes.com/1998/03/29/us/from-wild-talk-
and-friendship-to-five-deaths-in-a-schoolyard.html
MultipleRemington 742 .30-06 rifle, Universal .30 M1 carbine
replica, Ruger .44 Magnum rifle, Smith & Wesson .38 revolver,
Double Deuce Buddie .22 two-shot derringer, FIE .380 pistol,
Star .380 pistol, Ruger Security Six .357 revolver, Davis
Industries .38 two-shot derringer, and a Charter Arms .38
revolverMitchell Johnson & Andre Golden
13 & 11MWhiteStudent21-May-1998Thurston High
SchoolSpringfieldOR342327BothMultiple
VictimsUnknownUnknownNYNNN/AN/AN/ANSubdued/Appreh
endedYAngry over being arrested and facing expulsion for
bringing gun to school earlier that dayAnger Over
Grade/Suspension/DisciplineHighDay before shooting, the
shooter bought a stolen firearm from a friend and brought it to
school. The parent who owned the firearm noticed it was
missing and police searched school finding it in the shooters
locker. He was then suspended pending expulsion from school
and arrested (booked and release). He went home, got a pistol
from his room and killed his mother and father (both teachers).
Said the disappointment of him being expelled out break them.
Wrote a suicide note and left it on the table explaining that
voices wouldn't stop telling him to kill people. Wore a trench
coat to the school the next day with a rifle and 2 pistols. Fired
51 rounds (had 1100 total with him) into the crowded cafeteria
before being tackled by multiple injured students. He screamed
kill me while they held him down. When the police arrived, he
managed to pull a knife and told the police officers to kill him
but he was arrested. Parents had told friends they were scared of
their son and didn't know what else to do. Students said he
talked often about shootings and
violence.https://www.officer.com/tactical/article/12228005/the-

13. 1998-thurston-high-school-attack
https://www.npr.org/2018/05/22/612465197/20-years-ago-
oregon-school-shooting-ended-a-bloody-
seasonUnknownThuYLunchNInside School
Building51Combination of Different Types of Weapons.22
caliber1Kip Kinkel15MWhiteStudentN20-Apr-1999Columbine
High SchoolLittletonCO5152136BothMultiple
VictimsUnknownUnknownYYYNNNYYSuicide/AttemptedYPla
nned attack and bombing of schoolIndiscriminate
ShootingHighShooter planned a bombing of the school that they
hoped would rival the Oklahoma City bombing. They placed
two propane tank bombs in the school set to detonate at 11:17.
When the bombs didn't go off, they entered the school and shot
random victims. The shooters eventually commit suicide after
the building was surrounded by police. They spent more than a
year planning the attack. Shooter has contact with law
enforcement 15 times before the shootings. Made previous death
threats to students. Weapons: 12-gauge, 9mm, TEC-9, 12-gauge
sawed-off shotgunhttps://www.history.com/topics/columbine-
high-school-shootings111949TueYMorning ClassesNInside
School Building188Combination of Different Types of
WeaponsMultiple2Eric Harris, Dylan
KleboldMWhitewStudentYN20-May-1999Heritage High
SchoolConyersGA2066BothStudentUnknownUnknownNYNNN/
AN/AN/ANImmediately SurrenderedYColumbine inspired,
depressed, told other students about desire to commit school
shootingIndiscriminate ShootingHighShooter used a .22 rifle to
fire in a crowded common area of the school before classes
started. Shooter was tackled by the principal and began crying.
Shooter had been good student but his grades had dropped.
Other students were worried about him. He was obsessed with
Columbine and talked about wanting to shoot up the school.
Weapons: .22-caliber rifle, .357-
caliberhttp://www.cnn.com/US/9905/20/conyers.school.shooting
.03/8032ThuYMorning ClassesNInside School
Building6Combination of Different Types of

14. WeaponsMultiple1TJ Soloman15MWhitewStudentN5-Mar-
2001Santana High SchoolSanteeCA321315BothMultiple
VictimsUnknownUnknownNYYNN/AN/AN/ANSubdued/Appreh
endedYBullying, planned attack, planned suicide by
copBullyingHighShooter was planning attack with 2 other
students but they backed out. They had told approximately 50
other people about the plans including adults. Shooter told
friends he was going to do it Monday the weekend before the
shooting and gave them his possessions. Shooter had a .22
handgun with 40 rounds, he was worried the gun was not
powerful enough to kill people. Shooter fired at multiple
students from the bathroom and including firing at two school
employees who thought fire crackers were going off. When
SWAT entered the bathroom, he had the gun to his head but
couldn't pull the trigger. Shooter reported thinking about
suicide the night before but decided to do the shooting. Shooter
had been seriously bullied for years including beatings and
being lit on fire. Shooter had abused RX drugs, cocaine, and
alcohol since age 12. Shooters parents were divorced. He was
sexually assaulted by his mother's boyfriend. Unsupervised by
father. Moved frequently. Very poor performance in
school.http://www.sandiegouniontribune.com/news/columnists/s
dut-charles-andy-williams-santana-high-school-shooting-
2013may10-htmlstory.html
https://www.pbs.org/newshour/science/science-jan-june13-
andywilliams_02-18 https://www.fbi.gov/file-repository/active-
shooter-incidents-2000-2017.pdf920MonYMorning
ClassesNNInside School BuildingHandgun.22 caliber1Charles
Andrew Williams15MWhitewStudentN22-Mar-2001Granite
Hills High SchoolEl CajonCA055Students &
TeachersHighOpened fire in his high school injuring 5. Three
students and two teachers were wounded when Hoffman walked
up to the school and opened fire with a shotgun. Hoffman had
been diagnosed before the shooting as being clinically
depressed and needing medication. He also told a probation
officer before he killed himself that he had opened fire at the

15. school because he wanted to commit "suicide by cop."
Committed suicied in jail.
http://legacy.sandiegouniontribune.com/news/metro/granitehills/
20020510-9999_2m10jason.htmlShotgun1Jason
Hoffman18MWhiteFormer Student21-Mar-2005Red Lake Senior
High SchoolRed LakeMN510717BothMultiple
VictimsUnknownUnknownNYYNNNYYSuicide/AttemptedYPla
nned attack on school, studied Columbine, wore trench coat, had
been bulliedIndiscriminate ShootingHighShooter killed his
grandfather who was a tribal police officer and took his
department issued shotgun and handgun plus a ballistic vest to
the school. Shooter fired in the hallway and a classroom killing
and injuring multiple students. When shooter was engaged by
law enforcement, he went into a classroom and commit suicide.
The shooter was obsessed with Columbine and other mass
shootings. School officials were aware of violent journal entries
he wrote about mass shootings. He told other students about his
plan to attack the school (one was arrested for conspiracy but
charges were dropped). Shooter was bullied and dressed like the
Columbine shooters wearing a black trenchcoat and dark
makeup. Shooter's father had commit suicide and mother was
severely injured in car accident; placed into custody of
grandparents. Shooter was on increased dosage of prozac at the
time of the shooting. Weapons: .40 caliber; 12-
gaugehttps://www.mprnews.org/story/2015/03/18/red-lake-
shooting-explained https://www.fbi.gov/file-repository/active-
shooter-incidents-2000-2017.pdf1449MonYAfternoon
ClassesNNInside School BuildingCombination of Different
Types of WeaponsMultiple1Jeffery Weise16MAmerican Indian
or Alaska NativeNot Hispanic or LatinoFormer StudentN2-Oct-
2006West Nickel Mines SchoolNickel
MinesPA56511FemaleStudentUnknownUnknownNYNYNNYYS
uicide/AttemptedYShot girls in Amish school due to 20 year
grudgeIndiscriminate ShootingK-12Shooter barricaded himself
inside of Amish school house with the female students. He tied
up the female students and shot them one by one before

16. committing suicide. Shooter called wife to tell her that he was
doing this because a girl had wronged him 20 years ago. Shooter
stockpiled supplies for months before the shooting. Shooter had
a wife and 3 children with no prior history of mental health
issues or violence. Weapons: "9mm handgun, shotgun, 30.06
riflehttps://www.nytimes.com/2006/10/03/us/03amish.html
https://www.fbi.gov/file-repository/active-shooter-incidents-
2000-2017.pdf1107MonYMorning ClassesNNInside School
BuildingCombination of Different Types of
WeaponsMultiple1Charles C Roberts32MWhiteNot Hispanic or
LatinoNo RelationN10-Oct-2007SuccessTech
AcademyClevelandOH5145BothMultiple
VictimsUnknownUnknownYNYNNYNYSuicide/AttemptedYPla
nned attack, recently suspended, targeted teacher athen killed
selfAnger Over Grade/Suspension/DisciplineOtherShooter had
been suspended from school for fighting. Shooter had 2
handguns and a backpack with ammo and knives. He shot two
teachers and two other students (likely hit in cross fire).
Shooter walked into empty classroom and commit suicide.
Police believed the shooter had targeted specific victims.
Parents reported the shooter was angry at the teachers because
they would not listen to his side of the story about the fight.
Other student described the shooter as odd and said he was
frequently bullied for gothic appearance. He had previous
domestic violence w/ weapon charge for incident at his house.
Previous attempted suicide and spent time in mental health
facility. Weapons: .22 caliber; .38
caliberhttp://www.cnn.com/2007/US/10/10/cleveland.shooting/
https://www.fbi.gov/file-repository/active-shooter-incidents-
2000-2017.pdf1315WedYAfternoon ClassesNNInside School
BuildingMultiple HandgunsMultiple1Asa
Coon14MWhiteStudentNN5-Jan-2011Millard South High
SchoolOmahaNE224Y killed assistant principal Dr. Vicki
Kaspar and wounded principal Curtis Case before opening fire
at police in the front office area, causing the school nurse to be
wounded by gunshot debris. Butler then drove to a parking lot

17. and shot himself as police cornered himButler, the son of an
Omaha Police detective, was called out of class to speak with
Kaspar shortly after the Wednesday morning session began,
apparently to discuss a criminal trespass citation he received on
New Year's Day for driving his vehicle on the school's track and
football field. An hour and 15 minutes later, a security guard
escorted Butler out of the building, but he returned 3 1/2 hours
later and signed in to speak with Kaspar. Tierney said police
believe he was in her office for about four minutes before he
shot Kaspar and Case. An unarmed security officer, after
hearing the gunshots, recognized Butler as he walked out.
Butler pointed his weapon at the security guard, who took
cover. Less than an hour later, police got a call about a
suspicious vehicle less than two miles away matching the
description of Butler's car. They found Butler's body in the still-
running vehicle.
http://www.cnn.com/2011/CRIME/01/06/nebraska.school.shooti
ng/index.htmlRobert Butler Jr18MWhiteStudent27-Feb-
2012Chardon High
SchoolChardonOH5336MaleStudentUnknownUnknownNYNNN/
AN/AN/ANImmediately SurrenderedYPlanned attack, fired at
random victims then walked out of school to surrender to
policeIndiscriminate ShootingHighShooter was troubled student
who had been sent to alternative school. Walked into the
cafeteria of his former high school and began firing a handgun
at random students. After the shooting he walked outside and
sat on the side of the road until police arrived. He reported that
he had no reason for picking any of them and he aimed for their
heads to reduce pain. Wrote "shooter" on his white t-shirt
during trial, made obscene statements and gestures to the
victims' families and smirked the whole time. Shooter pleads
guilty and was sentenced to life without parole. Shooter escaped
from prison 2 years later but was recaptured. Shooter stole the
gun from his uncle; practiced shooting on targets in the woods;
also brought a
knife.http://www.nydailynews.com/news/national/ohio-teen-

18. faces-life-prison-shooting-rampage-left-high-school-students-
dead-article-1.1292702 https://www.fbi.gov/file-
repository/active-shooter-incidents-2000-2017.pdf730MonYAs
School is OpeningNNInside School BuildingHandgun.22
caliber1TJ Lane17MWhiteNot Hispanic or LatinoStudentNN14-
Dec-2012Sandy Hook Elementary
SchoolNewtownCT528230BothMultiple VictimsMultiple
VictimsMultipleNYUnknownNNNYYSuicide/AttemptedYShoot
er though society was broken and mass shooting helps save
children from negative influenceIndiscriminate
ShootingElementary156 shots were fired in 5 minutes - shooter
had multiple weapons with him, 10 mm Glock was found
jammed next to the body, after he used to kill himself, 9mm Sig
Sauer was never fired. Shooter reportedly shouted "Look at me"
and was swearing. Leaked police investigation noted shooter
had created a 7x4 spreadsheet listing top 500 mass killings with
weapons used and scoresheet; he had removed the hard
drive from his computer and damaged it prior to the
shooting Shooter reloaded every time he entered a new room
even if the clip was not empty. Shooter's mother was making
straw purchases of guns for him, encouraging his gun obsession.
Shooter shot his mother before he went to the school and finally
he shot himself. Shooter was carrying his brother's ID and
police initially thought he was the shooter. Police found a safe
with over 1400 rounds of ammo in his home, multiple weapons,
NRA certificate, and a photograph holding a gun to his
head. Shooter had cut off contact with both his father and
brother in the two years before the shooting and at one point
communicated with his mother, who lived in the same house,
only by email. He had his windows covered with black garbage
bags. He was mostly living in isolation and played computer
games. He was home-schooled since 8th grade. He was
examined by several psychiatrist, took medication for a short
time but was not open to therapy. He started editing Wikipedia
entries on various well-known mass
murderers.http://www.nydailynews.com/news/national/lupica-

19. lanza-plotted-massacre-years-article-1.1291408?print
https://www.fbi.gov/file-repository/active-shooter-incidents-
2000-2017.pdf9355FriYMorning ClassesNNInside School
BuildingCombination of Different Types of WeaponsAR-
151Adam Lanza20MWhiteNot Hispanic or LatinoFormer
StudentNN24-Oct-2014Marysville Pilchuck High
SchoolMarysvilleWA5516BothStudentUnknownMultipleYNYY
NYNYSuicide/AttemptedYShooting in cafeteria after break-up
with girlfriendBullyingHighBullied by other students for being
Native American. Good student and very involved with tribe,
played sports. Hunting was primary hobby, stole gun from
father. Became upset following a breakup, posted online and
messaged ex-girlfriend with warnings. Shooter sent suicide note
to family members just before the shooting, and fired handgun
at each of his friends seated at the cafeteria table during lunch
then shot himself, wrote he needed "his crew with
him". Allegedly, one of the female victims refused to date
him. http://www.newsweek.com/2015/09/25/jaylen-ray-fryberg-
marysville-pilchuck-high-school-shooting-372669.html
https://www.fbi.gov/file-repository/active-shooter-incidents-
2000-2017.pdf1039FriYLunchNNInside School
BuildingHandgun.40 caliber1Jaylen Fryberg15MAmerican
Indian or Alaska NativeAIStudentNN29-Feb-2016Madison High
SchoolMiddletownOH5044BothStudentUnknownUnknownNYN
NN/AN/AN/ANFledNFired multiple shots in school
cafeteriaIndiscriminate ShootingHighShooter reported he felt
neglected by both his parents, did not get enough attention
because all his other siblings. Parents separated when he was
little, father got custody, lived with step-mom and -
siblings. Shooter had been taking ADHD medications since he
was 6, he started abusing Adderall since he was 13. Reportedly,
the medication was making him angry and emotional but he was
saving up pills and taking several at a time. Shooter felt
somewhat close to his grandmother, whom he visited
the weekend prior to brag about his BB gun his mother bought
him, grandmother showed him her handgun. Shooter stayed at

20. his grandmother's and stole her handgun that night. Shooter was
hesitating if he should have taken it but was scared to admit it
and get in trouble. Reportedly, he only took it to show off and
did not mean to shoot people. When shooter brought the gun to
school in his backpack, he felt anxious the whole time. At first,
he put the clip in one pocket and the gun in the other but the
clip was slipping so he put it in the gun. Shooter had told 2
other students about the gun and they got scared he would do
something because of the way he had been feeling so one of
them warned another student and she panicked. Shooter had
taken a large dose of Adderall the night before and the anxiety
kept building up, he panicked and blacked out, that is when the
shooting happened. 2 students shot, 2 injured by either
fragments or other. Shooter was on the wrestling team, both
students shot were also on the wrestling team. Shooter had no
previous behavioral issues. Rejected from the track team
because of poor grades, when he was eligible, parents did not
let him join.
FBI Study: On February 29, 2016, at 11:30 a.m., James Austin
Hancock, 14, armed with a handgun, allegedly began shooting
in the cafeteria of Madison Junior/Senior High School in
Middletown, Ohio. He shot two students before fleeing the
building. No one was killed; four students were wounded (two
from shrapnel). The shooter was apprehended near the school by
law enforcement
officers.https://www.cincinnati.com/story/news/2018/02/23/sch
ool-shooter-his-own-words-wasnt-wanted-anyone/360102002/
https://www.fbi.gov/file-repository/active-shooter-incidents-
2000-2017.pdf1115MonYLunchNInside School
BuildingHandgun9mm2James "Austin" Hancock14MWhiteNot
Hispanic or LatinoStudentN10-Apr-2017North Park Elementary
SchoolSan BernardinoCA2314BothMultiple
VictimsUnknownUnknownYYNYNYNYSuicide/AttemptedNKill
ed teacher (estranged wife) and then shot self in school
classroom, two student

21. struckMurder/SuicideElementaryMurder-suicide of estranged
wife who was teacher. Shooter walked into the classroom armed
with a large caliber revolver and opened fire without saying
anything, two students hit by rounds who were behind the
teacher; previous dropped charge for brandishing a firearm,
assault, 2 restraining orders from other women. Wife talked to
her family about her concerns about his behavior; relationship
problems and a short
marriage.https://www.cnn.com/2017/04/10/us/san-bernardino-
school-shooting/index.html10301MonYMorning ClassesNInside
School BuildingHandgun.357 caliber1Cedric
Anderson53MBlackNot Hispanic or LatinoIntimate Relationship
with VictimN13-Sep-2017Freeman High
SchoolRockfordWA5134BothStudentUnknownUnknownYYYNN
/AN/AN/ANSubdued/ApprehendedYBullied at school; didn't
target specific victimsIndiscriminate ShootingHighKilled
student who bullied him, fired 3 random shots down hallway
that wounded other students, shooter stopped when he was
confronted by janitor; told police he wanted to teach classmates
a lesson; targeted classmate told him "I knew you were going to
shoot up the school when he pulled out the rifle, AR15 jammed
and fired only with handgun, obsessed with school shooting,
made multiple youtube videos about school shootings. Drew X's
over the faces of his targets in the yearbook. Had written a plan
about the shooting that was found by another student and turned
over to school officials - shooter was suspended as a result but
allowed to return to the school. brought notes earlier in the
school year, saying he was going to do "something stupid" and
might get killed or jailed".
FBI Study: On September 13, 2017, at 10:00 a.m., Caleb
Sharpe, 15, armed with a rifle and a pistol, allegedly began
shooting at Freeman High School in Rockford, Washington,
where he was a student. One student was killed; three students
were wounded. A school employee confronted the shooter,
ordered him to the ground, and held him there until law

22. enforcement arrived and took him into custody.
https://www.cbsnews.com/news/freeman-high-school-shooting-
suspect-said-he-was-bullied-police-documents-say/
http://www.spokesman.com/stories/2017/sep/18/search-warrant-
shows-accused-killer-caleb-sharpe-m/
https://www.wpxi.com/news/judge-school-shooting-suspect-
comments-are-admissible/753945642 https://www.fbi.gov/file-
repository/active-shooter-incidents-2000-
2017.pdf1000WedYMorning ClassesNInside School
BuildingCombination of Different Types of WeaponsAR-
151Caleb Sharpe15MWhiteNot Hispanic or LatinoStudentN23-
Jan-2018Marshall County High
SchoolBentonKY321820BothMultiple VictimsMultiple
RacesMultipleNYUnknownNN/AN/AN/ANImmediately
SurrenderedYPlanned attack. Shooting was science experiment
to see how people reacted; belief human life has no purpose.
Indiscriminate ShootingHighShooter brought a gun, 2 mags, and
a hunting knife to school to defend self from students after he
ran out of bullets.Started shooting inside the building.Told
police he had been thinking about shooting for week. Did not
have specific victims but made sure his fellow musicians at
school were safe. After he stopped shooting, he told them there
was a shooter and was evacuated with the rest but surrendered
without fighting. Thought about suicide but didn't want
additional trauma to his family. Played games related to
WW2. Interested in science and thought of the shooting as an
experiment to test reactions, and was curious about prison life.
Step sister claims he was bullied.https://www.courier-
journal.com/story/news/local/2018/03/07/marshall-county-
school-shooting-gabe-parker-experiment-motive/403035002/
http://wkms.org/post/search-warrants-reveal-details-about-
accused-marshall-co-high-school-shooter757TueYMorning
ClassesNInside School BuildingHandgunUnknown1Gabriel Ross
Parker15MWhiteNot Hispanic or LatinoStudentN14-Feb-
2018Marjory Stoneman Douglas High
SchoolParklandFL4171734BothMultiple VictimsMultiple

23. RacesMultipleNYNNN/AN/AN/ANFledYPlanned attack by
former studentIndiscriminate ShootingHighFormer student.
Planned attack. Pulled firearm to get students out of the
classroom. Fired with AR15. Had extra ammunation. Dropped
rifle inside the school and walked out with the other students.
Later apprehended by law enforcement. History of mental health
issues including attempted suicide and depression (ingested
gasoline and cut his wrists during live stream on the internet).
Shooter did not post on social media about the plan for the
shooting. Shooter had interest in other school shootings and
posted online about them. Investigated by FBI for online
postings about school
shootings.https://www.cnn.com/2018/02/19/us/florida-school-
shooting/index.html
http://nymag.com/selectall/2018/04/cruzers-are-fans-of-school-
shooter-nikolas-cruz.html
https://www.washingtonpost.com/graphics/2018/national/timelin
e-parkland-shooter-nikolas-
cruz/?utm_term=.555096de133714217WedYAfternoon
ClassesNInside School BuildingRifleAR-151Nikolas
Cruz19MWhitewFormer StudentN18-May-2018Santa Fe High
SchoolSanta FeTX5101323BothMultiple
VictimsUnknownUnknownYYYNN/AN/AN/ANBarricadedYPlan
ned attack after bullying, 30 minute standoff with police before
surrenderingIndiscriminate ShootingHighShooter wore a black
trench coat and walked into art classroom. Shot multiple
teachers and students. Did not shoot students he liked so they
could tell the story. Engaged by a SRO and shooter fired
striking the SRO. Shooter was barricaded in classroom for
approximately 30 minutes before surrendering to police. Shooter
had extensive planning documents. IEDs were found at school
and at shooter's home. Online postings about being "born to
kill" and photos of extremist paraphernalia. Extensive
bullying.https://www.wsj.com/articles/dont-scream-how-the-
texas-school-shooting-unfolded-152684386773032FriYMorning
ClassesNInside School BuildingCombination of Different Types

24. of Weapons.38 caliber1Dimitrios Pagourtzis17MWhiteNot
Hispanic or
LatinoStudentNhttp://articles.latimes.com/1997/jul/20/local/me-
14688http://sacramento.cbslocal.com/2012/08/02/state-supreme-
court-upholds-death-penalty-for-houston-in-lindhurst-high-
rampage/https://www.upi.com/Archives/1995/10/14/Carolina-
teacher-died-from-
bullet/5588813643200/https://www.usnews.com/news/best-
states/washington/articles/2017-04-19/school-shooter-barry-
loukaitis-resentenced-to-189-
yearshttp://www.cnn.com/US/9710/02/miss.shooting.folo/http://
caselaw.findlaw.com/ky-supreme-
court/1150930.htmlhttp://www.nytimes.com/1998/03/29/us/from
-wild-talk-and-friendship-to-five-deaths-in-a-
schoolyard.htmlhttps://www.history.com/topics/columbine-
high-school-
shootingshttp://www.cnn.com/US/9905/20/conyers.school.shoot
ing.03/http://legacy.sandiegouniontribune.com/news/metro/gran
itehills/20020510-
9999_2m10jason.htmlhttp://www.cnn.com/2011/CRIME/01/06/n
ebraska.school.shooting/index.htmlhttps://www.newspapers.com
/image/287719212/?terms=school%2Bshootinghttps://www.cnn.
com/2017/04/10/us/san-bernardino-school-
shooting/index.htmlhttps://www.wsj.com/articles/dont-scream-
how-the-texas-school-shooting-unfolded-
1526843867https://news.google.com/newspapers?id=LQ9PAAA
AIBAJ&pg=3947,2156747https://www.newspapers.com/image/1
27972205/?terms=school%2Bshootinghttps://www.newspapers.c
om/image/368938109/?terms=Norco%2BHigh%2BSchool%2Bsh
ootinghttp://www.kansas.com/news/local/crime/article8073096.
htmlhttps://www.nytimes.com/1986/12/06/us/failing-grade-is-
linked-to-shooting-of-
teacher.htmlhttp://articles.chicagotribune.com/2013-05-
19/news/ct-met-laurie-dann-25-years-later-20130519_1_school-
violence-hubbard-woods-school-school-
shootingshttps://www.nbcchicago.com/news/local/Remembering

25. -The-Laurie-Dann-
Spree183533341.htmlhttps://pqasb.pqarchiver.com/washingtonp
ost/doc/307111289.html
Rule BookDateSchoolCityStateReliability ScoreKilled (includes
shooter)WoundedTotal VictimsGender of Victim(s)
(M/F)Victim's Affiliation w/ SchoolVictim's ageVictims
RaceVictim EthnicityTargeted Specific Victim(s)Random
VictimsBullied (Y/N)Domestic Violence (Y/N)Suicide (Shooter
was only victim) Y/N/ N/ASuicide (shot self immediately
following initial shootings) N/ASuicide (shot self at end of
incident - time period between first shots and suicide, different
location, when confronted by police) Y/N/ N/ASuicide (or
attempted suicide) by Shooter (Y/N)Shooter's actions after the
shots were firedPre-planned school attack (intent for mass
victims)Context (brief narrative)Category
: *Escalation of On-going Conflict*: Fist fight or argument
escalated into a shooting
*Gang-related*: Shooters were gang members or targeted gang
members
*Indiscriminate Shooting*: Kill as many random victims as
possible (e.g., Columbine, Parkland, Sandy Hook)
*Revenge/Bullying*: Shooter had been bullied and targeted
bully/multiple bullies
*Mental Health*: Delusions/paranoia; may not have known they
were shooting; thought school was part of conspiracy; severe
mental health
*Domestic w/ Targeted Victim*: Targeted victim following
break-up, divorce, love triangle
*Murder*: Straight up murder, just shot and killed somebody
*Murder/Suicide*: Killed a specific victim and then commit
suicide (closely related to the domestic w/ targeted victim)
*Accidental*: Showing off a gun and it went off
*Robbery*: Shots fired during robbery
*Anger Over Grade*: Student got a bad grade and shot the
teacher

26. *Racial*: Racially motivated (during the 70's and 80's)
*Suicide*: Suicide by shooting at the school
School TypeNarrative (Detailed Summary/
Background)SourcesStandard AM/PMDuration (minutes)Day of
week (formula)During School Day (Y/N)Time PeriodDuring a
School Sponsored Event (dance, concert, play, activity)On a
School Bus (Y/N)LocationNumber of Shots FiredFirearm
TypeCaliber of FirearmNumber of ShootersShooter
NameShooter AgeShooter GenderShooter RaceShooter
EthnicityShooter's Relationship to SchoolShooter had
accomplice who did not fire gun (Y/N)Hostages Taken
(Y/N)Description
Unknown: More research needs to be done or not enough
information.
N/A: Not applicable based on other categories (e.g., if the
shooter is not a student, academic performance is N/A, no
diagnosed/suspected mental illness, other categories are N/A)
: I added the UKN and N/A options to most of the relevant drop
lists for convenience
: *Escalation of On-going Conflict*: Fist fight or argument
escalated into a shooting
*Gang-related*: Shooters were gang members or targeted gang
members
*Indiscriminate Shooting*: Kill as many random victims as
possible (e.g., Columbine, Parkland, Sandy Hook)
*Revenge/Bullying*: Shooter had been bullied and targeted
bully/multiple bullies
*Mental Health*: Delusions/paranoia; may not have known they
were shooting; thought school was part of conspiracy; severe
mental health
*Domestic w/ Targeted Victim*: Targeted victim following

27. break-up, divorce, love triangle
*Murder*: Straight up murder, just shot and killed somebody
*Murder/Suicide*: Killed a specific victim and then commit
suicide (closely related to the domestic w/ targeted victim)
*Accidental*: Showing off a gun and it went off
*Robbery*: Shots fired during robbery
*Anger Over Grade*: Student got a bad grade and shot the
teacher
*Racial*: Racially motivated (during the 70's and 80's)
*Suicide*: Suicide by shooting at the school
Date of shootings Month/Day/YearFull school nameCity school
is locatedState school is located in1: Independent Single
Author/Moderator Blog, report/list lacking citations, or cited
source cannot be located (e.g., newspaper headline title and
story does not appear in searches)
2: Single Newspaper Article, Online News Report (Network,
Cable, Online)
3: Multiple News Sources
4: Hundreds of News Sources, Statement/Interview from Law
Enforcement Official, News report on court ruling
5: Court Records or Police ReportNumber killed including
shooterNumber injured including those injured as a result of the
shooting (e.g., struck by broken glass, metal, flying debris,
trampled)Number killed plus number woundedGender of
victims, list all genders known, separate multiple types with
commasSelect applicable criteria: Student, Teacher, Other Staff,
Parent, Relative, Former Student, No Relation, Multiple
Victims,Unknown.Age of victim(s), seperate age of each victim
with commas - use an X if more information is needed, UKN is
the information is deemed unknowable. Select race based on
standard Census categories.Census ethnicity criteriaY/N/X/UKN
answer. Yes if shooter was targeting a specific person,
including him/herself. No if there was not a specific target. X if
more information is needed, UKN is the information is deemed
unknowable. Y/N/X/UKN. Yes for victims that were not the

28. target of the shooter (e.g., bystander hit in crossfire). No, if
only specific targets were killed/injured. X if more information
is needed, UKN is the information is deemed unknowable.
Reference from official source(s) (police report, school report,
validation from shooter's personal notes, close friends, family)
which identified shooter's motives were due to being
bullied.Romantic or family relationship between shooter and
victimY: Shooter commit suicide and was the only victimY:
Shooter commit suicide right after the shooting occurred (within
few seconds or minutes). Example: Murder/suicide, shooter shot
wife in parking lot and then shot and killed himself.Y: Period of
time passed between the first shots being fired and the shooter
commiting suicide. Suicide may have been the plan for the end
of the incident when the shooter was confronted by police.
Example: Shooter killed victims in cafeteria, went to classroom
and took hostages, after 30 minutes, the shooter commit suicide
when confronted by police. Example 2: Shooter killed victim in
parking lot, shooter left scene, drove home, and commit suicide
at home.Y: Shooter committed suicide, includes shooter who
died later as a direct result of his/her suicide attempt during or
immediately after school shooting N: shooter did not commit
suicide (including attempt)
if N--> mark all other suicide specifiers as N/ASelect best
option: Fled, Surrender, Subdued, Barricade, Suicide, Unknown
between Surrender, Subdued, Fled, UnknownY: Shooter pre-
planned attack with the intent to kill and injure as many victims
as possibleShort narrative of the incident (who, what happened,
and why) 20 words or less.Select description that best describes
the primary cause of the shooting: Gang-related, Domestic w/
Targeted Victim, Murder, Murder/Suicide, Suicide, Attempted
Suicide, Escalation of Dispute, Bullying, Robbery, Accidental,
Indiscriminate Shooting, Mental Health, Anger Over
Grade/Suspension/Discipline, Racial, Self Defense, Illegal Drug
Related, Officer Involved Shooting, hostage standoff
Select school type: Elementary, K-8, Middle, Junior High, 6-12,
High, K-12, OtherDetailed narrative summary of the incident

29. including relationship of shooter(s) and victim(s), actions taken,
type of weapons used, location, time of day, tactics, and how
the shooting ended.List URL, newspaper publication/date,
official reportTime shooting started in standard 12 hour clock
format (e.g. 7:14 AM)Time in minutes between first and last
shot; in hostage situation include the duration hostages were
heldDay of week shooting occurred (formula from date in first
column)Y: Shooting occurred during the school day between
arrival of students in the morning and dismissal of school in the
afternoon. Excludes after school activities and school sporting
events.Select time period when the shooting started from the
options: Before School, As School is Opening, Morning
Classes, Lunch, Afternoon Classes, Dismissal After School,
Evening, Night, Not a School DayY: Shooting was prior to,
during, or after a school sponsored event such as a dance, game
night, activity (e.g., homecoming parade, pep rally, bingo, play,
music performance). Shooting does not need to be directly
related to the event as long as it occurred during the timeframe
of the event (e.g., gang members shot at each other outside of
the school dance).Y: Shots were fired on, from, or at a school
busSelect option (inside, outside on school property, not on
school property, on school bus, unknown)Number of shots
reported to be fired or number of shell casings foundSelect
applicable category: Firearm Type, Handgun, Shotgun, Rifle,
Multiple Handguns, Combination of Different Types of
Weapons, OtherList numeric caliber (or gauge for shotgun) of
the firearm, separate multiple types with commasNumber of
people who fired weapons (excluding police officers/SROs
firing at shooter)Full name of shooter, separate multiple
shooters with commas (add age/gender after each)Age in years,
separate multiple with commasM/F/B, If all shooters are a
single gender, only 1 entry is neededCensus categories, separate
multiple with commas if differentCensus ethnicity criteriaSelect
from dropdownY: Shooter was assisted by an accomplice
immediately before or during the shoot (e.g., accomplice drove
the shooter during the shooter, accomplice handed the shooter

30. the gun at the school)Y: Shooter took hostages including
students held at gunpoint in school or on school property
without being shotNotesIf day is unknown, enter
Month/XX/YearIncludes suicide by shooterIncludes related
injuries such as burns from firebomb used as part of the
shooting; trampling while running from shootingIn suicide,
victim is the shooterPrincipal, support staff, janitors, assigned
security guards, and other school employees are "other
staff"UKN (example: unknown shooter fled scene and was never
identified, do not know motive/targets and never will)another
student had made fun of them, called them names, or insulted
them; spread rumors about them; threatened them with harm;
pushed, shoved, tripped, or spit on them; forced them to do
something they did not want to do; excluded them from
activities on purpose; or destroyed their property on purpose.
Definition used in: https://nces.ed.gov/pubs2013/2013036.pdfY
even if other victims (non-domestic relationship) are killed
and/or injured in addition to target Includes suicide that
occurred away from the school.Gang-related: Involved gang
members
Domestic w/ Targeted Victim: Shooter had a romantic or
familial relationship with the victim OR victim was in a
romantic relationship with a former lover of the shooter
Murder/Suicide: Shot victim and killed self (including other
bystanders who were not intended targets)
Suicide/Attempted: Suicide or attempted suicide by shooter (not
a indiscriminate shooting or revengage/bullying where shooter
kills self during the shooting)
Murder: Intentional killing not related to any other category.
Escalation of Dispute: Argument or fight between the shooter
and victim prior to the shooting.
Bullying: Shooter was bullied by at least one of the victims.
Robbery: Shot was fired during a robbery.
Accidental: No intent to fire the weapon (e.g., showing off gun
and it went off)

31. Indiscriminate Shooting: Shooting at random victims with the
intent to kill or injure as many as possible.
Mental Health: Severe psychotic episode, insanity, or psychosis
during the shooting (e.g., shooter believed the school was
sending mind control signals or part of a government
conspiracy)
Anger Over Grade/Suspension/Discipline: Shooter primarily
targeted teacher or school administrator due to recent poor
grade, suspension, expulsion, or discipline.
Racial: Shooter targeted victim based on race.
Self Defense: Shooter fired in self defense or defense of
someone else.
Illegal Drug Related: Shots fired related to illegal drug sales or
possession.
Officer Involved Shooting: Police officer, SRO, or armed
security guard was the only person to fire a weapon.
Hostage Standoff: Person armed with a firearm took hostages
even if no shots were fired (excludes hostages at knife or other
non-firearms)Other includes vocational high school, academies,
religious schools, charter schoolsNight is after 11:00 PM - 5:00
AM
Before School Opens 5:00 AM - As school opens
Not a School Day is Saturday, Sunday, Holiday, summer break,
or other non-school day during the school hours (not evening or
night)Other: Pellet gun, BB gun, airsoft gun, paintball gun, any
projective weaponWrite "small" when small caliber weapon is
reportedInclude police officer / SRO as the "shooter" if they are
the only individual who fired a weapon.Hispanic or Latino is
also WhiteInclusion CriteriaInclude injuries resulting from the
shooting that are not gunshot wounds (flying debris, broken
glass, explosives set off by shooter)names, or insulted them;
spread rumors about them;Suicides that occurred after the
incident but before being arrested away from the schoolBus can
be full of students or emptyShots fired that missed and/or struck
school buildingMultiple people had guns and each of them fired.
Or more than one shooter used the same gun to fire. Exclusion

32. Criteriathreatened them with harm; pushed, shoved,
tripped,Shooter commit suicide in jail or at a later time period
after the incident/Domestic violence: Shooter planned how to
kill specific domestic targets, Gang-related: Planned attack by
gang members against rival gang membersShooting occurred
while students were waiting at a bus stopNot the number of
times the victim was shotGun shaped objects (paper cut out to
look like gun), toy gun, bow/arrows, knifes, anything that
cannot fire a projectile3 arrested for the shooter but only 1 of
the 3 actually fired the gunDoes not include a person who
supplied the shooter with the gun without knowledge that it
would be used at the school, person who sold the shooter the
gun, person a gun was stolen or taken without permission
fromor spit on them; forced them to do something theydid not
want to do; excluded them from activitieson purpose; or
destroyed their property on purpose.
my modseliminated 2019 shootings(1340 records after 2019
eliminations)eliminate:(1) shootings with fewer that 4 killed or
injured (excluding shooter)(reduced to 90)(2) location: inside
building(reduced to 38)3) category: eliminated gang
related(reduced to 34)4) manual review (a) 1 removed - not a
school day/sporting event (reduced to 33)IMPORTANT NOTE:
the 4 or more killed or wounded in some instances may include
the shooter