California-Mexico Border Quakes

4.7 Ml - BAJA CALIFORNIA, MEXICO
Preliminary Earthquake Report
Magnitude
4.7 Ml
Date-Time
22 Feb 2008 19:31:19 UTC
22 Feb 2008 11:31:19 near epicenter
22 Feb 2008 13:31:19 standard time in your timezone
Location
32.456N 115.327W
Depth
7 km
Distances
26 km (16 miles) SSE (149 degrees) of Mexicali, Baja California, Mexico
27 km (17 miles) NW (312 degrees) of Guadalupe Victoria, Baja California, Mexico
29 km (18 miles) SSE (147 degrees) of Calexico, CA
159 km (99 miles) E (93 degrees) of Tijuana, Baja California, Mexico
Location Uncertainty
Horizontal: 4.6 km; Vertical 36.9 km
Parameters
Nph = 30; Dmin = 40.0 km; Rmss = 0.42 seconds; Gp = 262°M-type = Ml; Version = 1
Event ID
CI 14352012

4.2 Mb - OFFSHORE CHIAPAS, MEXICO
Preliminary Earthquake Report
Magnitude
4.2 Mb
Date-Time
22 Feb 2008 08:15:38 UTC
22 Feb 2008 02:15:38 near epicenter
22 Feb 2008 02:15:38 standard time in your timezone
Location
14.618N 92.523W
Depth
93 km
Distances
33 km (21 miles) WNW (283 degrees) of Suchiate, Chiapas, Mexico
41 km (25 miles) SW (220 degrees) of Tapachula, Chiapas, Mexico
55 km (34 miles) SW (223 degrees) of Cacahoatán, Chiapas, Mexico
216 km (134 miles) W (270 degrees) of GUATEMALA CITY, Guatemala
Location Uncertainty
Horizontal: 22.9 km; Vertical 18.1 km
Parameters
Nph = 36; Dmin = 569.2 km; Rmss = 0.78 seconds; Gp = 201°M-type = Mb; Version = Q
Event ID
US 2008ntcw

4.3 Mb - GULF OF CALIFORNIA
Preliminary Earthquake Report
Magnitude
4.3 Mb
Date-Time
21 Feb 2008 14:07:00 UTC
21 Feb 2008 07:07:00 near epicenter
21 Feb 2008 08:07:00 standard time in your timezone
Location
24.299N 109.057W
Depth
10 km
Distances
127 km (79 miles) E (83 degrees) of La Paz, Baja California Sur, Mexico
148 km (92 miles) WSW (250 degrees) of Navolato, Sinaloa, Mexico
153 km (95 miles) NNE (25 degrees) of San Jose del Cabo, Baja California Sur, Mexico
1155 km (718 miles) WNW (300 degrees) of MEXICO CITY, D.F., Mexico
Location Uncertainty
Horizontal: 14.7 km; Vertical 0.0 km
Parameters
Nph = 81; Dmin = 903.4 km; Rmss = 1.36 seconds; Gp = 201°M-type = Mb; Version = 7
Event ID
US 2008nsbr

For updates, maps, and technical information, see:

Event Page or

U.S.G.S. Earthquake Hazards Program
CISN Southern California Management CenterCaltech Seismological LaboratoryU.S. Geological Survey

http://www.cisn.org/scmc.html

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