Link to USGS home page.
Earthquake Hazards Program

Magnitude 6.9 RAT ISLANDS, ALEUTIAN ISLANDS, ALASKA

2003 June 23 12:12:36 UTC

Preliminary Earthquake Report

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

World Location

Regional Location

Magnitude 6.9
Date-Time Monday, June 23, 2003 at 12:12:36 (UTC) - Coordinated Universal Time
Monday, June 23, 2003 at 03:12:36 AM local time at epicenter
Time of Earthquake in other Time Zones
Location 51.59N 176.68E
Depth 38.6 kilometers
Region RAT ISLANDS, ALEUTIAN ISLANDS, ALASKA
Reference 85 km (55 miles) SW of Kiska Volcano, Alaska
100 km (60 miles) SSE of Buldir Island, Alaska
2295 km (1420 miles) WSW of Anchorage, Alaska
3150 km (1960 miles) W of JUNEAU, Alaska
Location Quality Error estimate: horizontal +/- 6.6 km; depth +/- 7.0 km
Location Quality
Parameters
Nst=168, Nph=168, Dmin=217.8 km, Rmss=0.84 sec, Erho=6.6 km, Erzz=7.0 km, Gp=49.1 degrees
Source USGS NEIC

NB: The region name is an automatically generated name from the Flinn-Engdahl (F-E) seismic and geographical regionalization scheme. The boundaries of these regions are defined at one-degree intervals and therefore differ from irregular political boundaries. More->


FirstGov button  Take Pride in America button