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Update time = Mon May 21 1:00:05 PDT 2012
Here are the earthquakes appearing on this map, most recent at top ...

 MAG    DATE    LOCAL-TIME  LAT     LON    DEPTH    LOCATION
        y/m/d     h:m:s     deg     deg     km

 1.6  2012/05/20 19:25:03 36.448N 121.014W  0.9   15 km ( 9 mi) SE  of Pinnacles, CA
 1.4  2012/05/20 11:33:47 35.756N 121.288W 10.4   15 km (10 mi) NW  of San Simeon, CA
 1.2  2012/05/20 05:45:41 35.709N 121.040W  8.2   15 km (10 mi) ENE of San Simeon, CA
 1.7  2012/05/19 20:20:41 35.731N 121.110W  7.3   12 km ( 8 mi) NE  of San Simeon, CA
 1.3  2012/05/19 17:29:02 35.716N 121.048W  7.6   15 km ( 9 mi) ENE of San Simeon, CA
 1.6  2012/05/19 10:35:01 36.599N 121.203W  6.2    9 km ( 6 mi) NW  of Pinnacles, CA
 1.3  2012/05/19 03:18:16 36.985N 121.184W  2.5   24 km (15 mi) NE  of Hollister, CA
 1.3  2012/05/18 11:59:52 36.756N 121.596W  0.0    7 km ( 4 mi) ESE of Prunedale, CA
 1.2  2012/05/18 07:21:43 36.435N 120.996W  0.0   17 km (11 mi) SE  of Pinnacles, CA
 1.7  2012/05/18 04:33:20 36.437N 120.997W  0.6   17 km (10 mi) SE  of Pinnacles, CA
 1.4  2012/05/18 04:23:44 35.857N 120.190W 12.5   17 km (11 mi) SSW of Avenal, CA
 1.7  2012/05/18 03:57:09 36.458N 121.033W  4.9   13 km ( 8 mi) SE  of Pinnacles, CA
 1.2  2012/05/18 02:26:25 35.467N 120.774W  5.6   10 km ( 6 mi) WSW of Atascadero, CA
 1.6  2012/05/17 21:22:56 35.106N 120.765W 12.4   12 km ( 8 mi) WSW of Pismo Beach, CA
 0.6  2012/05/17 20:49:25 35.653N 121.030W  7.2   11 km ( 7 mi) NNE of Cambria, CA
 1.8  2012/05/17 13:54:30 35.471N 120.778W  3.5   10 km ( 6 mi) WSW of Atascadero, CA
 2.2  2012/05/17 11:52:48 35.471N 120.775W  3.2   10 km ( 6 mi) WSW of Atascadero, CA
 1.0  2012/05/17 03:53:41 35.523N 120.829W  6.5   11 km ( 7 mi) NNE of Cayucos, CA
 0.8  2012/05/16 16:24:13 36.565N 121.142W  9.7    4 km ( 2 mi) N   of Pinnacles, CA
 1.7  2012/05/16 16:13:29 36.070N 120.153W 14.0    8 km ( 5 mi) NNW of Avenal, CA
 1.5  2012/05/16 15:21:59 36.063N 120.150W 14.3    7 km ( 4 mi) NNW of Avenal, CA
 1.6  2012/05/16 15:17:25 36.069N 120.150W 13.7    8 km ( 5 mi) NNW of Avenal, CA
 1.0  2012/05/16 14:16:25 36.602N 121.063W  7.7   11 km ( 7 mi) NE  of Pinnacles, CA
 0.7  2012/05/16 13:02:41 36.550N 121.126W  5.4    3 km ( 2 mi) NE  of Pinnacles, CA
 2.0  2012/05/16 10:29:06 35.736N 120.284W 10.9   23 km (14 mi) SE  of Parkfield, CA
 0.8  2012/05/16 09:04:12 35.746N 120.297W  9.0   21 km (13 mi) SE  of Parkfield, CA
 1.8  2012/05/16 05:35:38 36.585N 121.189W  7.0    7 km ( 4 mi) NW  of Pinnacles, CA
 1.2  2012/05/16 05:06:48 36.584N 121.180W  3.7    7 km ( 4 mi) NNW of Pinnacles, CA
 0.7  2012/05/15 23:24:03 36.633N 121.249W  7.5   15 km ( 9 mi) NW  of Pinnacles, CA
 1.2  2012/05/15 22:42:42 35.706N 121.043W  9.9   15 km ( 9 mi) ENE of San Simeon, CA
 0.6  2012/05/15 17:16:13 36.568N 121.123W  9.0    4 km ( 3 mi) NNE of Pinnacles, CA
 1.7  2012/05/15 17:02:27 36.125N 121.263W  5.9   16 km (10 mi) SW  of King City, CA
 1.1  2012/05/15 13:36:18 36.108N 120.680W  4.1   22 km (14 mi) ENE of San Ardo, CA
 1.8  2012/05/15 07:49:12 36.305N 120.878W  7.1   22 km (14 mi) SW  of New Idria, CA
 1.5  2012/05/15 05:07:25 36.317N 120.886W  8.5   22 km (14 mi) WSW of New Idria, CA
 1.2  2012/05/14 23:33:36 36.939N 121.403W  8.6   10 km ( 6 mi) N   of Hollister, CA
 0.6  2012/05/14 22:37:55 35.825N 120.374W  6.1   10 km ( 6 mi) SSE of Parkfield, CA
 1.3  2012/05/14 21:21:38 36.856N 121.592W  4.4    5 km ( 3 mi) WNW of San Juan Bautista, CA
 0.7  2012/05/14 19:17:10 35.535N 120.825W  0.0   11 km ( 7 mi) W   of Templeton, CA
 2.7  2012/05/14 15:43:50 36.006N 120.566W  3.4   17 km (10 mi) NW  of Parkfield, CA
 1.5  2012/05/14 11:36:50 36.750N 121.589W  0.0    8 km ( 5 mi) ESE of Prunedale, CA
 0.8  2012/05/14 11:30:00 36.640N 121.109W  8.6   12 km ( 8 mi) NNE of Pinnacles, CA
 1.1  2012/05/14 10:30:02 36.939N 121.402W  8.9   10 km ( 6 mi) N   of Hollister, CA
 1.9  2012/05/14 05:06:10 36.536N 121.006W  9.3   12 km ( 8 mi) E   of Pinnacles, CA
 1.4  2012/05/14 04:26:03 36.645N 121.098W 11.0   13 km ( 8 mi) NNE of Pinnacles, CA
 1.4  2012/05/14 03:24:19 36.535N 121.004W  9.2   12 km ( 8 mi) E   of Pinnacles, CA

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Data Sources

Northern California - USGS = U.S. Geological Survey, Menlo Park
Northern California - UCB = University of California, Berkeley
Southern California - USGS = U.S. Geological Survey, Pasadena
Southern California - Caltech = California Institute of Technology
Southern California - UCSD = University of California, San Diego
Nevada - UNR = University of Nevada, Reno
US and World - USGS/NEIC = National Earthquake Information Center
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)