Another Earthquake Jolt?

by Robert B. Livingston

Fri, Dec 22, 2006 10:54PM

9:50 PM Sudden jolt similar to one two days ago was felt in San Francisco South of Market Area

Searching for news to confirm now.

For more information: http://quake.wr.usgs.gov/

§More facts

by RBL

Fri, Dec 22, 2006 10:58PM

A minor earthquake occurred at 10:49:57 PM (PST) on Friday, December 22, 2006.
The magnitude 3.7 event occurred 4 km (2 miles) ESE of Berkeley, CA.
The hypocentral depth is 10 km ( 6 miles).

Magnitude 3.7 - local magnitude (ML)
Time Friday, December 22, 2006 at 10:49:57 PM (PST)
Saturday, December 23, 2006 at 6:49:57 (UTC)
Distance from Berkeley, CA - 4 km (2 miles) ESE (109 degrees)
Piedmont, CA - 4 km (3 miles) N (354 degrees)
Emeryville, CA - 5 km (3 miles) ENE (57 degrees)
Albany, CA - 6 km (4 miles) ESE (123 degrees)
San Francisco City Hall, CA - 19 km (12 miles) ENE (59 degrees)
Coordinates 37 deg. 51.7 min. N (37.861N), 122 deg. 14.2 min. W (122.237W)
Depth 10 km (6.2 miles)
Location Quality Excellent
Location Quality Parameters Nst=235, Nph=235, Dmin=2 km, Rmss=0.11 sec, Erho=0.1 km, Erzz=0.3 km, Gp=21.6 degrees
Event ID# nc51177103
Additional Information map with fault names
Topo map centered at earthquake (This link takes you offsite).
Did you feel it?
NCSN First Motion Mechanism 1
Waveforms

http://quake.wr.usgs.gov/recenteqs/Quakes/...

§Correction: Noted earthquake at 10:50, not 9:50 as reported

by RBL (gruaudemais [at] yahoo.com)

Fri, Dec 22, 2006 11:18PM

(Just need to learn to read my watch more accurately!)

Previous earthquake report from Wednesday:
http://www.indybay.org/newsitems/2006/12/20/18339167.php

What to do during an earthquake:
http://www.consrv.ca.gov/index/Earthquakes/qh_earthquakes_what.htm

Map of recent 3.7 earthquake this evening:

http://quake.wr.usgs.gov/recenteqs/Maps/12...

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