Seismo-Watch Significant Earthquake Report - No. 01-035
Regional Location:

Preliminary Magnitude:

Greenwich Mean Date:
Greenwich Mean Time:
Latitude:
Longitude:
Focal Depth:

BEVERLY HILLS, SOUTHERN CALIFORNIA

ML 4.2 (SCSN)

01/09/09
23:59:17 (04:49 p.m. local time)
34.075N
118.379W
3.8 km (2.4 mi.)

BEVERLY HILLS, CALIFORNIA, SEPTEMBER 9, 2001 (Seismo-Watch) -- An earthquake registering a preliminary magnitude of M4.2 (SCSN) occurred a minute before 5 p.m. this evening along the coast of Southern California at Beverly Hills.

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The quake was centered 8 miles northwest of Los Angeles and 1 mile south-southeast of West Hollywood in the south suburbs of Beverly Hills. (See a TopoZone location map or a MapQuest location map). The exact location is just south of West Olympic Blvd. between South Almont and South La Peer Drives.

The focal depth was at 4.9 km (3.0 miles) and the fault plane solution produced by TriNet indicated strike-slip motion along a northwest or northeast trending plane.

This was the largest on land earthquake in Southern California since the Big Bear M5.1 in February 10, 2001, and the first in Los Angeles county since a pair of M4.3 and M4.0 Northridge aftershocks on January 13 earlier this year. See a list of M4+ tremors in greater Los Angeles refion since 1983.

Foreshocks and aftershocks
No foreshocks were measured and there have been a few small aftershocks thus far, two of which registered in the
M2 range and the largest measured M2.8. It occurred two minutes after the main shock.

Felt Reports
Preliminary reports indicate the quake was sharply felt in the Los Angeles Basin but there has been no word of damage or injuries at this time. Did you feel the tremor? It was felt over a wide area from Ventura the Escondido and as far north as Lancaster.

Continued on Page 2

Report update: 1:03:00 PM, Friday, September 14, 2001
Courtesy of NBC4-TV.
See a live shot of the Seismo-Cam.

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