tsunami warning system

1. NAME-ATIF AQUEEL
CLASS & SECTION -EN-A
ROLL NO-1613321033

3.  WHAT IS TSUNAMI
 NATIONAL WARNING SYSTEM
 TSUNAMI WARNING SYSTEM
 TSUNAMI WARNING
 HOW TSUNAMI CENTERS ISSUE WARNING
 HOW THEY WORK
 TWC COMMUNICATION PATHWAYS
 WARNING PROCESS

8. ACTION

9. ACTION
Go Inland to High Ground
Immediately

10. •TWCs are reliable and dependable; 24x7
•Monitor seismicity for large earthquakes
•Monitor sea levels for tsunamis
•When alarms trigger, evaluate earthquake for
tsunami threat
•Issue Official tsunami threat messages to
authorities and public

11.  U.S. TWCs: NOAA NWS West Coast / Alaska
Tsunami Warning Center and Pacific Tsunami
Warning Center

12. TWC messages are:
- authoritative, coordinated among other TWCs
- issued simultaneously to many customers
(international, national, local, private sector,
public)
- reliable since they are working 24x7
- redundant since they are issued through many
communication pathways
- broadcast because of time urgency

14. Warning
Process:
How it
Reaches the
“last mile on
the coast”
1-Sirens
2-Commercial
Radio and
Television
3-HFRadio

15. PUBLIC
Friends &
Family
Federal
Agencies
Radio
Cell Phone
NOAA
Weather
Radio
Texting
& Social
Networks
Internet
TV
State
Agencies
Local
Agencies
Reverse
911

16.  Testing multi-hazard communication systems
provides an opportunity to:
◦ Check system reliability
◦ Exercise operational lines
of communications
◦ Review Standard
Operational Procedures
◦ Promote public awareness