Monitor drilling performance

Monitor Drilling performance
based on
(Time – Depth – Cost) Curve
Operation Geologist
Practical use and reference

PROPOSED WELL
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wc（%）
Gross/OilRate(bblper/day)
Date
Gross (BFPD) Oil Rate (BOPD)
0.0
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Daily oil per
well
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Water Cut (%)
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13-3/8" 20 Meter
100 9 5/8" 100 Meter
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400
5.1/2"
TD 440 Meter
500
Well ABC
MBLB
z z
Well ABC
Well ABC Forecast
Example inWellABCDrilling

DRILLING WELL OPERATION
7 Nov 2012 Day 1
Prepare to Spud-In and Pree Job Safety Meeting. SPUD-IN
WELL ABC At 07:00 hours on 07 november 2012 Drill out
form 12 1/4" Hole to 58 M. stop drill Doe To problem on
shale shaker . Repair shale shaker. Continue drill out
formation from 58 M to 122 M.
8 Nov 2012 Day 2
Continued drill out formation from 122 M to 135 M.
Circulated for cleaning hole (GPM: 400, SPP: 240 psi. POOH
12-1/4" TCB + BHA Assembly from 135 M to surface (found
balling on 12-1/4" bit and 6-1/2" DC. RIH back 12-1/4" TCB
+ BHA Assembly from surface to 135 M. Circulated for
cleaning hole (GPM: 390, SPP: 210 psi. POOH 12-1/4" TCB
+ BHA Assembly from 135 M to surface. Prepared for RIH
csg 9-5/8". PJSM prior to run 9-5/8 "csg. RIH 9-5/8" casing
(11 jts # 40 ppf, K-55, BTC-R3) to 132 M (set shoe 9-5/8"
csg). RIH stinger + DP 5" to 132 M for Cementing 9-5/8" csg.
Circulated prior to cementing job. No Cementing engineer
stand by at location Well ABC. Wait on cementing engineer
while break circulated (GPM: 425, SPP: 180 psi).
9 Nov 2012 Day 3
Continue wait on cementing engineer while break circulated
(GPM: 425, SPP: 180 psi). R/U Cementing line and presure
test to 2000 psi, Hold 5 min - ok. Hold safety meeting prior
cementing job;- Pump preplush as water ahead, 0,5 m3 @ rate
0.8 m3/min; Mix and pump slurry 15.8 ppg, 6.62 m3 @ rate
0.8 m3/min; Displace w/ water 1.16 m3 @ rate 0.8 m3/min.
Cip (cement in place) @ 08:25 hours. WOC
10 Nov 2012 Day 4
Continue WOC. Break off landing joint and L/D same.
Moved 44 jts 5-1/2 casing F/Yard to KM#606 location (RIG
SITE); Moved 10 big saxs of bentonite F/Yard to Well ABC
location

11 Nov 20xx Day 5
Continue rolling crane from KME base camp to XJ-450 rig
site. N/U BOP 11-5/8" X 5 K & relate, fungtion test BOPS
"OK". Press test annular, pipe rams and blind rams to 1000 psi
each for 5 minutes "OK". RIH W/8-1/2 PDC BIT TO TAC
SHOE (132). Drill out shoe and CMT to 134 M. /134 M to
175 M."
12 Nov 20xx Day 6
Continue drill out formation with 8-1/2" PDC + BHA from
175 m to 222 m (WOB/RPM/SPP/GPM/Last ROP/ROP
Ave.= 1- klbs/58/480 psi/404 GPM/10.2 mph/19.6 mph).
Founded mud loss 12 bbls/mnt @ interval 220 m - 222 m with
lithologi: coal. Circulate while mixing mud in active tank.
/RPM/SPP/GPM/Last ROP/ROP Ave.= 1-5 klbs/58/500
psi/448 GPM/47,20 mph/17.9 mph). Stop drilling formation
due to founded loss total @ interval 374 m - 378 m. total mud
loss = 280 bbls. Continue drill out formation with 8-1/2" PDC
+ BHA from 222 m to 378. Stop drilling formation due to
founded loss total @ interval 374 m - 378 m. total mud loss =
280 bbls. Last lithologi: sandstone (80%), Claystone(20%).
POOH 8-1/2" PDC + BHA from 378 m to 250 m while
mixing mud to active tank. Mixing mud to active tank.
13 Nov 20xx Day 7
Continue mixing mud to active tank. RIH Back 8-1/2" PDC
+BHA from 250 m to 378 m. Circulate (GPM: 444, SPP: 400
psi). Blind drill with 8-1/2" PDC + BHA from 378 m to 380
m. founded loss totally. Total mud loss: 390 bbls. POOH 8-
1/2" PDC + BHA FROM 378 M TO 318 M while mixing mud
to active tank. wait on water for fill active tank and mixing
mud. circulate f/check annulus and still founded loss. pull out
bit 8-1/2" PDC + BHA from 318 m to 125 m (casing shoe)
while mixing mud + LCM to active tank. Break circulate
(GPM: 444, SPP: 400 psi). At shoe no loss (OK). run back
from 132 m (casing shoe) to 241 m (6 stand). Break circulate
(GPM: 444, SPP: 400 psi). Good return. run back from 241 m
to 378 m (botton). drill out formation f/378 to 436 m
(WOB/RPM/MFI/SPP/Last ROP/ROP Ave = 1-9 klbs/40-
60/430 GPM/480 psi/25,76 mph/25,21 mph). Founded partial
loss 2 - 4 bpm.

14 Nov 2012 Day 8
Continue drill out formation f/ 436 m to 456 m (Total Depth).
Circulate for clening hole (GPM: 391, SPP: 460 psi). POOH
8-1/2" PDC + BHA from 456 m to surface for run electrical
logging. R/u DQWL and prepare Tools. Run wireline logging.
1.MSFL - DLL - DT - GR - SP - CAL. 2.HRL - GR, R/D
DQWL Unit. RIH 8-1/2" Bit PDC + BHA to botton (456).
Circulate for cleaning hole (GPM: 391, SPP: 460 psi). /2".
LTD 5 jts DC 6-1/2", 1 jts DC7", Bit Sub, 8-1/2" PDC. POOH
8-1/2" PDC + BHA from 456 m to surface for running casing
5-1/2". LTD 5 jts DC 6-1/2", 1 jts DC7", Bit Sub, 8-1/2" PDC.
N/D BOP S 11-5/8" x 5K psi
15 Nov 2012 Day 9
Continue N/D BOP S 11-5/8" x 5K psi. /surface to bottom
casing at shoe 447 Mkb , FC at 436.42 m . Prepare and RIH 5-
1/2" caing (# 17 ppf, L-80, BTC-R3) f/surface to bottom
casing at shoe 447 Mkb , FC at 436.42 m . P/up kelly for
circulate clean hole. R/U cementing line and pressure test to
2000 psi, hold 5 min - OK. Hold safety meeting prior
cementing job. Pump preflush as water ahead 0.5 m3/min @
rate 0.8 m3/min. Displace w/water 1.16 m3 @ rate 0.8
m3/min. Bumped to 500 psi no cement return to surface. CIP
(cement In Place) @ 16:00 Hrs. WOC
16 Nov 2012 Day 10
Lay down 40 jts 5" DP and Kelly. Clean up mud tank.
prepare to Rig down
17 Nov 2012 Day 11
Continue WOC for 48 hrs - Lower mast. Clean up
subtruckture. 40 % Rig Down
18 Nov 2012 Day 12
Continue Rig Down to 60 %. Modify mouse Hole pipe to
make longer in progress. While waiting on road condition to
move out Rig equipment. Wait on day

COST CONTROLER
From To Elapsed
6:00 7:00 1:00 1 1 214.05$ Prepare to Spud-In and Pree Job Safety Meeting
7:00 15:00 8:00 8.00 8 2,854.00$
SPUD-IN WEEL ABC At 07:00 hours on 07 november 20xx Drill out
form 12 1/4" Hole to 58 M. stop drill Doe To problem on shale shaker
15:00 17:00 2:00 2 2 570.80$ Repair shale shaker
17:00 0:00 7:00 7.00 7 2,497.25$ Cont'd drill out formation from 58 M to 122 M
0:00 2:30 2:30 2.5 2.5 891.88$ Continued drill out formation from 122 M to 135 M
2:30 3:00 0:30 0.5 0.5 178.38$ Circulated for cleaning hole (GPM: 400, SPP: 240 psi
3:00 6:00 3:00 3.0 3 1,070.25$
POOH 12-1/4" TCB + BHA Assembly from 135 M to surface (found
balling on 12-1/4" bit and 6-1/2" DC
6:00 8:00 2:00 2.0 2 713.50$ RIH back 12-1/4" TCB + BHA Assembly from surface to 135 M
8:00 8:30 0:30 0.5 0.5 178.38$ Circulated for cleaning hole (GPM: 390, SPP: 210 psi
8:30 11:00 2:30 2.5 2.5 891.88$ POOH 12-1/4" TCB + BHA Assembly from 135 M to surface
11:00 15:00 4:00 4 4 1,141.60$ Prepared for RIH csg 9-5/8". PJSM prior to run 9-5/8 "csg
15:00 16:30 1:30 1.5 1.5 535.13$
RIH 9-5/8" casing (11 jts # 40 ppf, K-55, BTC-R3) to 132 M (set shoe 9-
5/8" csg)
16:30 19:30 3:00 3.0 3 1,070.25$ RIH stinger + DP 5" to 132 M for Cementing 9-5/8" csg
19:30 20:00 0:30 0.5 0.5 178.38$
Circulated prior to cementing job. No Cementing engineer stand by at
location ABC
20:00 0:00 4:00 4 4 856.20$
Wait on cementing engineer while break circulated (GPM: 425, SPP:
180 psi)
0:00 7:00 7:00 7 7 1,498.35$
Cont'd wait on cementing engineer while break circulated (GPM: 425,
SPP: 180 psi)
7:00 8:30 1:30 1.5 1.5 535.13$
R/U Cementing line and presure test to 2000 psi, Hold 5 min - ok, '-
Hold safety meeting prior cementing job, Pump preplush as water
ahead, 0,5 m3 @ rate 0.8 m3/min, Mix and pump slurry 15.8 ppg, 6.62
m3 @ rate 0.8 m3/min, Displace w/ water 1.16 m3 @ rate 0.8 m3/min.
Cip (cement in place) @ 08:25 hours.
8:30 15:00 6:30 6.5 6.5 2,318.88$ Pull Out out DP 5" + stringer and L/D same
15:00 0:00 9:00 9 9 1,926.45$ WOC
0:00 9:00 9:00 9 9 1,926.45$ Cont'd WOC
9:00 0:00 15:00 15.0 15 5,351.25$
Break off landing joint and L/D same '- Instaled 9-5/8" x 2000 well head
and prepare to N/U 11" x 5 K BOPS, Moved 44 jts 5-1/2 casing F/Yard to
ABC location (RIG SITE), Moved 10 big saxs of bentonite F/Yard to ABC
6 location
0:00 7:00 7:00 7 7 1,997.80$ Continue rolling crane from ABC base camp to XJ-450 rig site.
N/U BOP 11-5/8" X 5 K & relate, fungtion test BOPS "OK". Press
4 ABC
2 ABC
3 ABC
1 ABC
STAND BY
W/O CREW
TOTAL
HOURS
TOTAL COST OPERATIONDAY WELL
TIME
OPERATING MOVING
STAND BY
W/CREW

8:30 15:00 6:30 6.5 6.5 2,318.88$ Pull Out out DP 5" + stringer and L/D same
15:00 0:00 9:00 9 9 1,926.45$ WOC
0:00 9:00 9:00 9 9 1,926.45$ Cont'd WOC
9:00 0:00 15:00 15.0 15 5,351.25$
Break off landing joint and L/D same '- Instaled 9-5/8" x 2000 well head
and prepare to N/U 11" x 5 K BOPS, Moved 44 jts 5-1/2 casing F/Yard to
ABC location (RIG SITE), Moved 10 big saxs of bentonite F/Yard to ABC
6 location
0:00 7:00 7:00 7 7 1,997.80$ Continue rolling crane from ABC base camp to XJ-450 rig site.
7:00 18:00 11:00 11 11 3,924.25$
N/U BOP 11-5/8" X 5 K & relate, fungtion test BOPS "OK". Press
test annular, pipe rams and blind rams to 1000 psi each for 5
minutes "OK".
18:00 20:30 2:30 2.5 2.5 891.88$ RIH W/8-1/2 PDC BIT TO TAC SHOE (132).
20:30 21:30 1:00 1 1 356.75$ Drill out shoe and CMT to 134 M.
21:30 0:00 2:30 2.5 2.5 891.88$ Continue Drill formation 8-1/2" Hole F/134 M to 175 M.
0:00 5:00 5:00 5 5 1,783.75$
Continue drill out formation with 8-1/2" PDC + BHA from 175 m
to 222 m (WOB/RPM/SPP/GPM/Last ROP/ROP Ave.= 1-
klbs/58/480 psi/404 GPM/10.2 mph/19.6 mph), Founded mud
loss 12 bbls/mnt @ interval 220 m - 222 m with lithologi: coal
5:00 6:00 1:00 1 1 356.75$ Circulate while mixing mud in active tank
6:00 23:00 17:00 17 17 6,064.75$
Continue drill out formation with 8-1/2" PDC + BHA from 222 m
to 378 (WOB/RPM/SPP/GPM/Last ROP/ROP Ave.= 1-5
klbs/58/500 psi/448 GPM/47,20 mph/17.9 mph). Stop drilling
formation due to founded loss total @ interval 374 m - 378 m.
total mud loss = 280 bbls. Last lithologi: sandstone (80%),
Claystone(20%)
23:00 23:30 0:30 0.5 0.5 178.38$
POOH 8-1/2" PDC + BHA from 378 m to 250 m while mixing mud
to active tank
23:30 0:00 0:30 0.5 0.5 107.03$ Mixing mud to active tank
0:00 2:30 2:30 2.5 2.5 535.13$ Continue mixing mud to active tank
2:30 3:30 1:00 1 1 356.75$ RIH Back 8-1/2" PDC +BHA from 250 m to 378 m
3:30 4:00 0:30 0.5 0.5 178.38$
Circulate (GPM: 444, SPP: 400 psi). Blind drill with 8-1/2" PDC +
BHA from 378 m to 380 m. founded loss totally. Total mud loss:
390 bbls
4:00 5:00 1:00 1 1 356.75$
POOH 8-1/2" PDC + BHA FROM 378 M TO 318 M while mixing
mud to active tank
5:00 10:00 5:00 5 5 1,070.25$ wait on water for fill active tank and mixing mud
10:00 11:00 1:00 1 1 356.75$ circulate f/check annulus and still founded loss
11:00 13:00 2:00 2 2 713.50$
pull out bit 8-1/2" PDC + BHA from 318 m to 125 m (casing shoe)
while mixing mud + LCM to active tank
13:00 13:30 0:30 0.5 0.5 178.38$ Break circulate (GPM: 444, SPP: 400 psi). At shoe no loss (OK)
13:30 15:00 1:30 1.5 1.5 535.13$ run back from 132 m (casing shoe) to 241 m (6 stand)
15:00 15:30 0:30 0.5 0.5 178.38$ Break circulate (GPM: 444, SPP: 400 psi). Good return
15:30 17:30 2:00 2 2 713.50$ run back from 241 m to 378 m (botton)
17:30 0:00 6:30 6.5 6.5 2,318.88$
drill out formation f/378 to 436 m (WOB/RPM/MFI/SPP/Last
ROP/ROP Ave = 1-9 klbs/40-60/430 GPM/480 psi/25,76
mph/25,21 mph). Founded partial loss 2 - 4 bpm
0:00 1:30 1:30 1.5 1.5 535.13$ Continue drill out formation f/ 436 m to 456 m (Total Depth)
1:30 3:00 1:30 1.5 1.5 535.13$ Circulate for clening hole (GPM: 391, SPP: 460 psi)
3:00 7:00 4:00 4 4 1,427.00$
POOH 8-1/2" PDC + BHA from 456 m to surface for run electrical
4 ABC
5 ABC
ABC
7 ABC
6
COST CONTROLER

10:00 11:00 1:00 1 1 356.75$ circulate f/check annulus and still founded loss
11:00 13:00 2:00 2 2 713.50$
pull out bit 8-1/2" PDC + BHA from 318 m to 125 m (casing shoe)
while mixing mud + LCMto active tank
13:00 13:30 0:30 0.5 0.5 178.38$ Break circulate (GPM: 444, SPP: 400 psi). At shoe no loss (OK)
13:30 15:00 1:30 1.5 1.5 535.13$ run back from 132 m (casing shoe) to 241 m (6 stand)
15:00 15:30 0:30 0.5 0.5 178.38$ Break circulate (GPM: 444, SPP: 400 psi). Good return
15:30 17:30 2:00 2 2 713.50$ run back from 241 m to 378 m (botton)
17:30 0:00 6:30 6.5 6.5 2,318.88$
drill out formation f/378 to 436 m (WOB/RPM/MFI/SPP/Last
ROP/ROP Ave = 1-9 klbs/40-60/430 GPM/480 psi/25,76
mph/25,21 mph). Founded partial loss 2 - 4 bpm
0:00 1:30 1:30 1.5 1.5 535.13$ Continue drill out formation f/ 436 m to 456 m (Total Depth)
1:30 3:00 1:30 1.5 1.5 535.13$ Circulate for clening hole (GPM: 391, SPP: 460 psi)
3:00 7:00 4:00 4 4 1,427.00$
POOH 8-1/2" PDC + BHA from 456 m to surface for run electrical
logging
7:00 10:00 3:00 3 3 642.15$ R/u DQWL and prepare Tools
10:00 15:30 5:30 5.5 5.5 1,962.13$
Run wireline logging 1. MSFL - DLL - DT - GR - SP - CAL 2. HRL -
GR, R/D DQWL Unit
15:30 18:30 3:00 3 3 1,070.25$ RIH 8-1/2" Bit PDC + BHA to botton (456)
18:30 19:00 0:30 0.5 0.5 178.38$ Circulate for cleaning hole (GPM: 391, SPP: 460 psi)
19:00 23:00 4:00 4 4 1,427.00$
POOH 8-1/2" PDC + BHA from 456 m to surface for running
casing 5-1/2". LTD 5 jts DC 6-1/2", 1 jts DC7", Bit Sub, 8-1/2" PDC
23:00 0:00 1:00 1 1 356.75$ N/D BOP S 11-5/8" x 5K psi
0:00 7:00 7:00 7 7 2,497.25$ Continue N/D BOP S 11-5/8" x 5K psi
7:00 14:30 7:30 7.5 7.5 2,675.63$
Prepare and RIH 5-1/2" caing (# 17 ppf, L-80, BTC-R3) f/surface
to bottom casing at shoe 447 Mkb , FC at 436.42 m .
14:30 15:00 0:30 0.5 0.5 178.38$ P/up kelly for circulate clean hole
15:00 16:00 1:00 1 1 356.75$
R/U cementing line and pressure test to 2000 psi, hold 5 min -
OK '- Hold safety meeting prior cementing job '- Pump preflush
as water ahead 0.5 m3/min @ rate 0.8 m3/min '- Displace
w/water 1.16 m3 @ rate 0.8 m3/min. Bumped to 500 psi no
cement return to surface. CIP (cement In Place) @ 16:00 Hrs
16:00 0:00 8:00 8 8 1,712.40$ WOC
10 ABC 0:00 0:00 0:00 24 24 5,137.20$
Continue WOC for 48 hrs '- Lay down 40 jts 5" DP and Kelly, '-
Clean up mud tank, '- prepare to Rig down
0:00 18:00 18:00 18 18 3,852.90$ - Continue WOC for 48 hrs - Lower mast
18:00 0:00 6:00 6 6 1,712.40$ - Clean up subtruckture, '- 40 % Rig Down
6:00 18:00 12:00 18 18 3,852.90$
- Continue Rig Down to 70 %, '- Modify mouse Hole pipe to
make longer in progress, '- While waiting on road condition to
move out Rig equipment
18:00 0:00 6:00 6 6 1,712.40$ Wait on day
148.00 7.00 18.00 109.00 282
52,799.00 1,997.80 5,137.20 23,331.45 11.75
Total Hours
83,265.45$
8 ABC
7 ABC
12 ABC
9 ABC
11 ABC
COST CONTROLER

Plan Vs. Actual
• Multi engineers,
geosciences, & finance
together discuss
scenario for the
completion of the well.
• Finally the (Time –
Depth – Cost) curve
been generated to
monitor Drilling
performance.
• TDC curve usually used
to presenting Drilling
performance
WELL SCHEMATIC PAGE 1 of 1 Job CODE
FIELD : SE Asia WELL NO: ABC CHARGE TO : AFE 12-1234 DATE : 8/8/20xx
RECOMMENDATION : Swab Test & Isolate High WC Zone(s) Well Kill Fluid Density : 8.4 ppg
CURRENT STATUS : Production Est. Pump : 415
LATEST TEST : 5 BOPD %WC (7/31/14) SFL / WFL / FAP : - m/ - m/ - m
RIG DAYS : 11.0 ( all cash ) EST. GAIN : 30 BOPD
RT - GL - KB : 4.7 / 79 / 86.7 PBTD/TD : 455m / 455m WELL TYPE : SOW LOG DATE : 7/11/2012
Important Note:
* Do not kill, equalize well w/FFW as necessary
PROCEDURE:
11 JTS 9 5/8" K-55, 1 Spud in Drill formation to 122 m with 12-1/4” RB, (Nov.7, 2012)
40PPF, R-3 2 Cont’ drilling from 122 m to 134 m, with 12-1/4” RB, Circulate, POOH
BTC CASING, 12¼" TCB + BHA 134 m to surface. RIH back 12¼" TCB + BHA from
SHOE @132m surface to 134 m. Circulate. POOH 12¼" TCB + BHA from 134 m to
surface. RIH 9-5/8" casing (# 40 ppf, K-55, BTC-R3) to 132 M(set shoe
9-5/8" csg). RIH stinger + DP 5" to 132. Circulated. (Nov.8, 2012)
3 Cont’ R/U cementing line and pressure test to 2000 psi, pump flush,
mix and pump slurry 15.8 ppg, 6.62 m3 @ rate 0.8 m3/min, displace
with water. CIP (cement in place) @ 08:25 hrs. Pull out DP 5" + stringer
and L/D same. WOC (Nov.9, 2012)
4 Cont’ WOC. Break out L/D joint and same. Install Well Head 9-
5/8" X 5K psi and Prepare to N/U BOP 11" X 5K psi. (Nov.10, 2012)
S4 5 BOP S 11-5/8" X 5K. M/U and RIH 8-1/2" PDC + BHA to 132 m (Top of
Cement) Drilling & FS w/ 8-1/2" PDC + BHA from 132 m to 134 m with
284.0 - 285.0 m 8-1/2" PDC + BHA from 134 m to 175 m WOB/RPM/SPP/GPM/Last
S5 (05 Jul 20xx) ROP/ROP) (Nov.11, 2012)
6 Cont’ drilling with 8-1/2" PDC + BHA from 175 m to 222 m. Circulate
304.4 - 305.4 m Continue drilling out formation with 8-1/2" PDC + BHA from 222 m to
S6 (12-19 Sep 20xx) 378 m. mud loss = 280 bbls. POOH 8-1/2" PDC + BHA from 378 m to
250 m Nov.(12, 2012)
324.4 - 326.0 m 7 RIH back 8-1/2" PDC + BHA from 250 m to 378 m. Circulate. Pull out bit
8-1/2" PDC + BHA from 318 m to 125 m( casing shoe). Circulate Run
327.0 - 327.6 m back from 132 m ( casing shoe ) to 241 m (6 stand). Circulate . Run
back from 241 m to 378 m (bottom). Drilling formation from378 m to
Pump set (PSN) @340m 329.0 - 329.6 m 436 m (Nov.13, 2012)
S7B 8 Cont’ drill out formation f/ 436 m to 455 m. Circulate. POOH 8-1/2"
PDC + BHA from 455 m to surface for run logging. Run logging 1. MSFL
375.0 - 376.0 m - DLL - DT -GR - SP – CAL 2. HRL – GR RIH 8 1/2" Bit PDC + BHA to
Bottom (455 m). Circulate POOH 8-1/2" PDC + BHA from 455 m to
379.0 - 381.0 m surface for running casing 5 1/2". (Nov.14, 2012)
S7C 9 RIH 5-1/2" casing (# 17 ppf, L-80, BTC-R3) from surface to 447 m (set
csg shoe). Circulate clean hole Cementing job 5-1/2" csg. Pump
392.6 - 393.6 m preflush. CIP (cement in place) at 16:00 WIB hrs. WOC, MLU released
R/D all equipments (Nov.15, 2012)
395.0 - 396.0 m
PBTD @425m (CBL)
Shoe @ 447m
Surface Casing 11 JTS 9-5/8", 40.00ppf, K-55, R3, BTC Casing, shoe @132m
Prod Casing 38 JTS 5-1/2", 17.00 PPF, L-80, R-3,BTC CASING. FLOAT SHOE @447.0m & F.C @436.42m.
PLAN ACTUAL
70.9 BFPD 93
COST US$ : 771,219
TD @ 455m TD @ 455m
RECOMENDATION:
The well wasdrilledtoTD @455m on (07-15 Nov 20xx). The well wasIC on
(02-07 Jul 20xx) by perforatingS4sand (284.0-285.0m). The well wasPOPon
07 Jul 20xx at 11:00am. Recompletionwasdone on(12-19 Sep20xx) to
perforate S5sand (304.4-305.4m), S6 sand (324.4-326.0m, 327.0-327.6m,
329.0-329.6m), S7B sand(375.0-376.0m, 379-381m) andS7C (392.6-393.6m,
395.0-396.0m). Afterloweringthe pumpandsetPSN @375m on 27 Sep
2013, the well wasPOPwithinitial productionat 122BFPD/36BOPD/70%
WC.
Currentproduction: 70.88BFPD/5.25BOPD/93%WC

20m 12m
100m 134m
440m 447m
TD @440m TD @455m
TECHNICAL DATA
WELL NAME ABC
LOCATION SE ASIA A -> B Drill hole 12 1/4" until 100 m 0.1 1.0
TARGET X: 123456 B -> C Put & cemen the casing 9 5/8", Prepare to drill hole 8 1/2" 2.4 2.0
Y: 7654321 C -> D Drill hole 8-1/2" until + 440m 2.3 4.0
Elevation 74 D -> E Put & cement the casing 5 1/2" and put wellhead 1.2 1.2
Drilling type Vertical E -> F perforation and POP 2.5 3.5
Well Class Development
TD 440 meter
Rig 450 hp A -> F Total 8.5 11.7
Rig Floor 4.8m
AFE 12-1234
TIME - DEPTH - COST CURVE
CODE DESCRIPTION
PLAN & ACTUAL
PLAN & ACTUAL
DAYS
$-
$10,000
$20,000
$30,000
$40,000
$50,000
$60,000
$70,000
$80,000
$90,000
-750
-650
-550
-450
-350
-250
-150
-50
0.00 2.00 4.00 6.00 8.00 10.00 12.00 14.00
Depth(M)
Days
PLAN & ACTUAL DRILLINGWELL-ABC
(DRILLING DESIGN)
C
A
B
C
B
D
E F
Rollingcrane fromABC
base camp & Drill out shoe
POOHDue to losses
C
B
D
E F

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