http://earthquake.usgs.gov/recenteqsww/Quakes/usweax.htm

A great earthquake occurred at 16:09:37 (UTC) on Monday, March 28, 2005. The magnitude 8.2 event has been located in NORTHERN SUMATRA, INDONESIA. (This event has been reviewed by a seismologist.)

Magnitude
8.2

Date-Time
Monday, March 28, 2005 at 16:09:37 (UTC)= Coordinated Universal Time
Monday, March 28, 2005 at 11:09:37 PM = local time at epicenter

Location 2.093°N, 97.016°E

Depth 30 km (18.6 miles) set by location program

Region NORTHERN SUMATRA, INDONESIA

Distances
203 km (126 miles) WNW (282°) from Sibolga, Sumatra, Indonesia
246 km (153 miles) SW (228°) from Medan, Sumatra, Indonesia
422 km (262 miles) SSE (154°) from Banda Aceh, Sumatra, Indonesia
533 km (331 miles) WSW (258°) from KUALA LUMPUR, Malaysia

Location Uncertainty
horizontal +/- 6.1 km (3.8 miles); depth fixed by location program

Parameters
Nst= 65, Nph= 65, Dmin=535.9 km, Rmss=0.85 sec, Gp= 61°,
M-type=moment magnitude (Mw), Version=6

Source
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver

Event ID
usweax

2005/03/28 16:09 M 8.2 NORTHERN SUMATRA, INDONESIA Z= 30km 2.09N 97.02E

This information is provided by the USGS
National Earthquake Information Center.
(Address problems to: sedas@ghtmail.cr.usgs.gov)

These parameters are preliminary and subject to revision.

A magnitude 8.2 earthquake IN NORTHERN SUMATRA, INDONESIA has occurred at: 2.09N 97.02E Depth 30km Mon Mar 28 16:09:37 2005 UTC

Time: Universal Time (UTC) Mon Mar 28 16:09:37 2005
Time Near Epicenter Mon Mar 28 23:09:37 2005
Eastern Standard Time (EST) Mon Mar 28 11:09:37 2005
Central Standard Time (CST) Mon Mar 28 10:09:37 2005
Mountain Standard Time (MST) Mon Mar 28 09:09:37 2005
Pacific Standard Time (PST) Mon Mar 28 08:09:37 2005
Alaska Standard Time (AST) Mon Mar 28 07:09:37 2005
Hawaii Standard Time (HST) Mon Mar 28 06:09:37 2005

Location with respect to nearby cities:
205 km (125 miles) WNW of Sibolga, Sumatra, Indonesia
245 km (150 miles) SW of Medan, Sumatra, Indonesia
535 km (330 miles) WSW of KUALA LUMPUR, Malaysia
1410 km (880 miles) NW of JAKARTA, Java, Indonesia

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
A great earthquake occurred at 16:09:37 (UTC) on Monday, March 28, 2005. The magnitude 8.2 event has been located in NORTHERN SUMATRA, INDONESIA. (This event has been reviewed by a seismologist.)

Magnitude 8.2 Date-Time Monday, March 28, 2005 at 16:09:37 (UTC)
= Coordinated Universal Time
Monday, March 28, 2005 at 11:09:37 PM
= local time at epicenter
Location 2.093°N, 97.016°E Depth 30 km (18.6 miles) set by location program Region NORTHERN SUMATRA, INDONESIA Distances
205 km (125 miles) WNW of Sibolga, Sumatra, Indonesia
245 km (150 miles) SW of Medan, Sumatra, Indonesia
535 km (330 miles) WSW of KUALA LUMPUR, Malaysia
1410 km (880 miles) NW of JAKARTA, Java, Indonesia
Location Uncertainty horizontal +/- 6.1 km (3.8 miles); depth fixed by location program Parameters Nst= 65, Nph= 65, Dmin=535.9 km, Rmss=0.85 sec, Gp= 61°,
M-type=moment magnitude (Mw), Version=6 Source USGS NEIC (WDCS-D)
Event ID usweax

TSUNAMI BULLETIN NUMBER 001
PACIFIC TSUNAMI WARNING CENTER/NOAA/NWS
ISSUED AT 1629Z 28 MAR 2005

THIS BULLETIN IS FOR ALL AREAS OF THE PACIFIC BASIN EXCEPT
ALASKA - BRITISH COLUMBIA - WASHINGTON - OREGON - CALIFORNIA.

… TSUNAMI INFORMATION BULLETIN …

THIS MESSAGE IS FOR INFORMATION ONLY. THERE IS NO TSUNAMI WARNING
OR WATCH IN EFFECT.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 1610Z 28 MAR 2005
COORDINATES - 2.3 NORTH 97.1 EAST
LOCATION - NORTHERN SUMATERA INDONESIA
MAGNITUDE - 8.5

EVALUATION

THIS EARTHQUAKE IS LOCATED OUTSIDE THE PACIFIC. NO TSUNAMI THREAT
EXISTS TO COASTLINES IN THE PACIFIC.

WARNING… THIS EARTHQUAKE HAS THE POTENTIAL TO GENERATE A WIDELY
DESTRUCTIVE TSUNAMI IN THE OCEAN OR SEAS NEAR THE EARTHQUAKE.
AUTHORITIES IN THOSE REGIONS SHOULD BE AWARE OF THIS POSSIBILITY
AND TAKE IMMEDIATE ACTION. THIS ACTION SHOULD INCLUDE EVACUATION
OF COASTS WITHIN A THOUSAND KILOMETERS OF THE EPICENTER AND CLOSE
MONITORING TO DETERMINE THE NEED FOR EVACUATION FURTHER AWAY.

THIS CENTER DOES NOT HAVE SEA LEVEL GAUGES OUTSIDE THE PACIFIC
SO WILL NOT BE ABLE TO DETECT OR MEASURE A TSUNAMI IF ONE WAS
GENERATED. AUTHORITIES CAN ASSUME THE DANGER HAS PASSED IF NO
TSUNAMI WAVES ARE OBSERVED IN THE REGION NEAR THE EPICENTER
WITHIN THREE HOURS OF THE EARTHQUAKE.

THIS WILL BE THE ONLY BULLETIN ISSUED FOR THIS EVENT UNLESS
ADDITIONAL INFORMATION BECOMES AVAILABLE.

THE WEST COAST/ALASKA TSUNAMI WARNING CENTER WILL ISSUE BULLETINS
FOR ALASKA - BRITISH COLUMBIA - WASHINGTON - OREGON - CALIFORNIA.