NORTH AMERICA RECENT QUAKES

4.1 Mb - OFF COAST OF OREGON
Preliminary Earthquake Report
Magnitude
4.1 Mb
Date-Time
28 Aug 2008 15:50:11 UTC
28 Aug 2008 07:50:11 near epicenter
28 Aug 2008 09:50:11 standard time in your timezone
Location
43.420N 127.123W
Depth
10 km
Distances
222 km (138 miles) W (280 degrees) of Bandon, OR
226 km (140 miles) WNW (290 degrees) of Port Orford, OR
228 km (141 miles) W (273 degrees) of Barview, OR
302 km (188 miles) NW (309 degrees) of Crescent City, CA
426 km (264 miles) WSW (238 degrees) of Portland, OR
Location Uncertainty
Horizontal: 12.0 km; Vertical
Parameters
Nph = 35; Dmin = 235.2 km; Rmss = 1.24 seconds; Gp = 190°M-type = Mb; Version = 6
Event ID
US 2008wgcp

4.4 Mb - OFF COAST OF OREGON
Preliminary Earthquake Report
Magnitude
4.4 Mb
Date-Time
28 Aug 2008 15:00:48 UTC
28 Aug 2008 07:00:48 near epicenter
28 Aug 2008 09:00:48 standard time in your timezone
Location
43.136N 126.285W
Depth
10 km
Distances
152 km (94 miles) W (271 degrees) of Bandon, OR
152 km (94 miles) WNW (287 degrees) of Port Orford, OR
162 km (100 miles) W (262 degrees) of Barview, OR
230 km (143 miles) NW (313 degrees) of Crescent City, CA
393 km (244 miles) SW (229 degrees) of Portland, OR
Location Uncertainty
Horizontal: 11.4 km; Vertical
Parameters
Nph = 68; Dmin = 162.0 km; Rmss = 1.53 seconds; Gp = 190°M-type = Mb; Version = 6
Event ID
US 2008wgch

3.7 Ml - CENTRAL CALIFORNIA
Preliminary Earthquake Report
Magnitude
3.7 Ml
Date-Time
28 Aug 2008 13:38:03 UTC
28 Aug 2008 06:38:03 near epicenter
28 Aug 2008 07:38:03 standard time in your timezone
Location
35.829N 121.322W
Depth
12 km
Distances
24 km (15 miles) NNW (330 degrees) of San Simeon, CA
31 km (19 miles) SE (134 degrees) of Lopez Point, CA
37 km (23 miles) NW (325 degrees) of Cambria, CA
46 km (29 miles) SSW (202 degrees) of King City, CA
176 km (109 miles) SSE (163 degrees) of San Jose City Hall, CA
Location Uncertainty
Horizontal: 0.4 km; Vertical 0.6 km
Parameters
Nph = 137; Dmin = 14.0 km; Rmss = 0.14 seconds; Gp = 169°M-type = Ml; Version = 2
Event ID
NC 51207465

4.5 Mb - OFFSHORE CHIAPAS, MEXICO
Preliminary Earthquake Report
Magnitude
4.5 Mb
Date-Time
27 Aug 2008 12:08:34 UTC
27 Aug 2008 07:08:34 near epicenter
27 Aug 2008 06:08:34 standard time in your timezone
Location
14.926N 92.909W
Depth
35 km
Distances
53 km (33 miles) WSW (242 degrees) of Huixtla, Chiapas, Mexico
56 km (35 miles) S (181 degrees) of Mapastepec, Chiapas, Mexico
68 km (42 miles) W (273 degrees) of Tapachula, Chiapas, Mexico
259 km (161 miles) W (278 degrees) of GUATEMALA CITY, Guatemala
Location Uncertainty
Horizontal: 23.1 km; Vertical
Parameters
Nph = 44; Dmin = 615.3 km; Rmss = 1.37 seconds; Gp = 219°M-type = Mb; Version = 7
Event ID
US 2008wfbr

3.5 Ml - CHANNEL ISLANDS REG., CALIFORNIA
Preliminary Earthquake Report
Magnitude
3.5 Ml
Date-Time
25 Aug 2008 22:11:23 UTC
25 Aug 2008 15:11:23 near epicenter
25 Aug 2008 16:11:23 standard time in your timezone
Location
33.864N 119.383W
Depth
0 km
Distances
36 km (22 miles) SSW (204 degrees) of Channel Islands Beach, CA
37 km (23 miles) SSW (208 degrees) of Port Hueneme, CA
41 km (25 miles) SSW (207 degrees) of Oxnard, CA
107 km (66 miles) W (259 degrees) of Los Angeles Civic Center, CA
Location Uncertainty
Horizontal: 0.9 km; Vertical 2.5 km
Parameters
Nph = 47; Dmin = 28.0 km; Rmss = 0.60 seconds; Gp = 158°M-type = Ml; Version = 1
Event ID
CI 10345581

4.2 Mb - OFFSHORE CHIAPAS, MEXICO
Preliminary Earthquake Report
Magnitude
4.2 Mb
Date-Time
23 Aug 2008 11:19:55 UTC
23 Aug 2008 06:19:55 near epicenter
23 Aug 2008 05:19:55 standard time in your timezone
Location
14.964N 93.538W
Depth
35 km
Distances
86 km (53 miles) SW (233 degrees) of Mapastepec, Chiapas, Mexico
88 km (54 miles) SSW (203 degrees) of Pijijiapan, Chiapas, Mexico
117 km (72 miles) W (260 degrees) of Huixtla, Chiapas, Mexico
135 km (84 miles) W (273 degrees) of Tapachula, Chiapas, Mexico
327 km (203 miles) W (277 degrees) of GUATEMALA CITY, Guatemala
Location Uncertainty
Horizontal: 23.0 km; Vertical
Parameters
Nph = 20; Dmin = 682.9 km; Rmss = 0.78 seconds; Gp = 219°M-type = Mb; Version = 7
Event ID
US 2008wbau

4.1 Mb - OFF COAST OF OREGON
Preliminary Earthquake Report
Magnitude
4.1 Mb
Date-Time
19 Aug 2008 03:21:56 UTC
18 Aug 2008 19:21:56 near epicenter
18 Aug 2008 21:21:56 standard time in your timezone
Location
43.325N 126.288W
Depth
10 km
Distances
154 km (96 miles) W (279 degrees) of Bandon, OR
159 km (99 miles) WNW (294 degrees) of Port Orford, OR
160 km (100 miles) W (270 degrees) of Barview, OR
244 km (152 miles) NW (316 degrees) of Crescent City, CA
379 km (236 miles) SW (231 degrees) of Portland, OR
Location Uncertainty
Horizontal: 12.9 km; Vertical
Parameters
Nph = 40; Dmin = 278.0 km; Rmss = 1.09 seconds; Gp = 190°M-type = Mb; Version = 6
Event ID
US 2008vxae
For updates, maps, and technical information, see: Event Page or U.S.G.S. Earthquake Hazards Program
National Earthquake Information CenterU.S. Geological Surveyhttp://neic.usgs.gov/

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