Kate Hutton ,
Seismological Laboratory
Lucy Jones,
U. S. Geological Survey
California Institute of Technology
August 20, 1999
The table below lists the quakes during the past week that were M2.0 or larger in the central part of the coverage area. In the perepheral areas, quakes larger than M2.5 are listed. Times are local times; if you want Greenwich Mean Time, add 7 hrs to the Pacific Daylight Time or 8 hrs to the Pacific Standard Time listed.
Date Time Lat. Long. Mag. Descriptive location
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8/12 5:14 pm 32 5.9 114 39.8 2.7 41 mi. S of Yuma, AZ
8/12 6:55 pm 34 57.2 116 49.9 2.2 11 mi. ENE of Barstow, CA
8/12 8:16 pm 32 6.2 114 40.4 3.0 41 mi. S of Yuma, AZ
8/12 10:06 pm 33 34.6 118 14.5 2.4 9 mi. SSE of Pt. Fermin, San Pedro, CA
8/12 10:57 pm 32 1.3 114 39.5 2.6 46 mi. S of Yuma, AZ
8/12 11:20 pm 32 2.2 114 39.7 2.9 45 mi. S of Yuma, AZ
8/12 11:41 pm 32 4.8 114 56.0 2.7 46 mi. SSW of Yuma, AZ
8/13 8:50 am 32 3.6 114 37.6 2.7 44 mi. S of Yuma, AZ
8/13 10:10 am 35 43.3 117 32.8 3.0 9 mi. NE of Ridgecrest, CA
8/13 10:37 am 32 3.3 114 38.3 3.0 44 mi. S of Yuma, AZ
8/13 3:02 pm 34 37.7 117 8.5 2.0 10 mi. NE of Victorville, CA
8/13 9:41 pm 33 0.9 117 59.8 2.3 24 mi. ENE of San Clemente Is., CA
8/13 11:41 pm 32 3.0 114 35.6 2.8 44 mi. S of Yuma, AZ
8/14 2:01 am 34 6.9 116 23.4 2.1 3 mi. E of Yucca Valley, CA
8/14 3:13 pm 32 46.8 115 26.1 2.3 6 mi. E of El Centro, CA
8/14 3:43 pm 32 36.0 116 9.1 2.2 13 mi. SW of Ocotillo, CA
8/14 5:41 pm 34 0.1 117 27.8 2.1 5 mi. WNW of Riverside, CA
8/14 6:35 pm 34 2.1 116 59.1 2.0 2 mi. E of Yucaipa, CA
8/14 9:47 pm 34 31.6 119 44.1 3.2 7 mi. NNW of downtown Santa Barbara, CA
FELT
8/15 3:03 am 35 46.4 117 36.2 2.6 11 mi. NNE of Ridgecrest, CA
8/15 6:03 am 34 13.8 116 52.5 2.1 2 mi. ESE of town of Big Bear Lake, CA
8/15 2:53 pm 34 10.1 117 25.5 2.5 3 mi. SSW of Devore, CA
8/15 3:59 pm 35 44.7 118 28.9 2.6 7 mi. N of town of Lake Isabella, CA
8/15 4:25 pm 35 44.5 118 28.9 3.2 7 mi. N of town of Lake Isabella, CA
FELT
8/15 4:37 pm 33 56.6 116 44.9 2.1 2 mi. NE of Cabazon, CA
8/15 6:30 pm 35 44.5 118 28.9 2.2 7 mi. N of town of Lake Isabella, CA
8/15 6:30 pm 35 44.6 118 28.8 2.1 7 mi. N of town of Lake Isabella, CA
8/15 7:11 pm 35 33.3 118 21.7 2.0 8 mi. SE of town of Lake Isabella, CA
8/15 7:20 pm 32 8.1 114 39.3 2.7 38 mi. S of Yuma, AZ
8/15 7:31 pm 32 4.3 114 38.3 3.0 43 mi. S of Yuma, AZ
8/15 11:32 pm 35 43.4 118 28.6 2.1 6 mi. N of town of Lake Isabella, CA
8/15 11:44 pm 32 25.2 114 37.0 2.1 19 mi. S of Yuma, AZ
8/16 2:38 am 33 20.8 118 20.8 2.0 1 mi. W of Avalon, Catalina Island, CA
8/16 4:13 am 33 58.7 116 58.7 2.9 3 mi. N of Beaumont, CA
8/16 9:30 am 34 0.9 117 13.6 2.2 2 mi. SSE of Loma Linda, CA
8/16 8:47 pm 32 1.9 114 38.5 3.3 46 mi. S of Yuma, AZ
8/16 9:39 pm 35 42.9 118 23.0 2.5 7 mi. NE of town of Lake Isabella, CA
8/16 9:47 pm 35 44.2 118 29.0 2.3 6 mi. N of town of Lake Isabella, CA
8/16 10:31 pm 33 16.3 116 0.3 2.1 2 mi. W of Salton City, CA
8/16 11:32 pm 33 58.2 116 55.8 2.7 3 mi. NE of Beaumont, CA
8/17 1:24 am 35 44.7 118 29.0 2.5 7 mi. N of town of Lake Isabella, CA
8/17 3:08 am 32 2.4 114 39.7 2.7 45 mi. S of Yuma, AZ
8/17 3:16 am 32 3.9 114 39.9 3.0 43 mi. S of Yuma, AZ
8/17 5:24 am 34 5.7 116 42.2 2.9 7 mi. E of Mt. San Gorgonio, CA
8/17 7:53 am 32 47.4 115 33.6 2.0 Under El Centro, CA
8/17 10:25 am 33 59.0 116 59.2 2.5 3 mi. N of Beaumont, CA
8/17 10:34 am 33 59.1 116 59.2 2.9 3 mi. N of Beaumont, CA
8/17 11:22 am 33 59.2 116 59.2 2.2 4 mi. N of Beaumont, CA
8/17 12:29 pm 32 2.5 114 37.9 3.1 45 mi. S of Yuma, AZ
8/17 12:38 pm 32 4.6 114 38.8 2.8 43 mi. S of Yuma, AZ
8/17 12:55 pm 32 4.4 114 40.8 3.0 43 mi. S of Yuma, AZ
8/17 1:13 pm 33 59.2 116 59.0 2.1 3 mi. N of Beaumont, CA
8/17 2:13 pm 33 23.8 116 24.5 2.7 9 mi. NNW of Borrego Springs, CA
8/17 5:41 pm 32 1.1 114 38.7 3.0 46 mi. S of Yuma, AZ
8/17 5:44 pm 33 30.5 116 28.0 2.5 12 mi. ESE of Anza, CA
8/18 12:50 am 34 23.7 116 28.1 3.1 19 mi. N of Yucca Valley, CA
8/18 2:26 am 34 39.1 120 21.5 2.0 5 mi. E of Lompoc, CA
8/18 5:07 am 35 43.7 118 28.2 2.6 6 mi. N of town of Lake Isabella, CA
8/18 8:06 am 36 0.4 117 48.0 2.2 8 mi. ESE of Coso Junction, CA
8/18 10:48 am 35 43.4 118 28.0 2.4 5 mi. N of town of Lake Isabella, CA
8/18 1:22 pm 34 23.5 116 28.1 2.0 18 mi. N of Yucca Valley, CA
8/18 1:37 pm 36 1.3 119 17.8 2.0 16 mi. WSW of Porterville, CA
8/18 2:09 pm 33 23.8 116 23.2 2.0 9 mi. N of Borrego Springs, CA
8/18 3:49 pm 33 2.1 117 45.9 2.2 28 mi. SSW of San Clemente, CA
8/19 9:37 am 32 6.8 114 37.9 2.6 40 mi. S of Yuma, AZ
8/19 10:54 am 35 49.4 117 37.9 2.2 14 mi. N of Ridgecrest, CA
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