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M 9.1 – 2004 Sumatra - Andaman Islands Earthquake
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M 9.1
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2004 Sumatra - Andaman Islands Earthquake
Sun, 26 Dec 2004 00:58:53 GMT
Depth
30.0 km
Coordinates
96.0° N, 3.3° E
Magnitude Type
mw
Significance
1278
IMPACT ASSESSMENT
Community Intensity (CDI)
8.6
Modified Mercalli Intensity (MMI)
7.9
Significance Score
10.0/10
Map Layers
Liberty
TECHNICAL DETAILS
Stations used
601
Azimuthal gap
22°
RMS residual
1.170
Nearest station
N/A
Status
reviewed
Tsunami flag
No
Network
official
Event code
20041226005853450_30
Last updated
Fri, 05 Jun 2026 15:16:14 GMT
ORIGIN & UNCERTAINTY
Latitude
3.295 ±
Longitude
95.982 ±
Horizontal error
km
Vertical error
km
Magnitude error
Depth type
Evaluation status
Phases used
ERROR ELLIPSE
Major
NaN km
Intermediate
NaN km
Minor
NaN km
Azimuth
°
QUAKEML / XML PRODUCTS
Origin solution (XML metadata)
Origin solution (QuakeML)
Origin solution (XML metadata)
Origin solution (QuakeML)
Origin solution (XML metadata)
Origin solution (QuakeML)
Origin solution (XML metadata)
Origin solution (QuakeML)
Origin solution (XML metadata)
Origin solution (QuakeML)
Origin solution (XML metadata)
Origin solution (QuakeML)
Phase picks (XML metadata)
Phase picks (QuakeML)
Phase picks (XML metadata)
Phase picks (QuakeML)
Source: USGS (United States Geological Survey)
