List of M4+ Earthquakes Along the Calaveras Fault, Santa Clara Valley Segment

Date           Time      Lat      Long     Depth  Mag
1970/03/31 07:02:28.27  36.8497 -121.4103  11.52  4.70  MLm 
1973/10/03 10:07:27.19  37.1960 -121.5893   6.40  4.70  MLm  
1974/11/28 23:01:24.56  36.9202 -121.4663   6.11  5.20  MLm   
1974/11/29 01:04:06.84  36.9245 -121.4682   3.87  4.00  MLm  
1974/12/31 20:22:00.94  36.9328 -121.4588   8.73  4.30  MLm  
1975/03/03 11:34:55.76  36.9348 -121.4608   6.35  4.20  MLm 
1978/08/29 00:14:45.95  37.3560 -121.7120   9.19  4.10  MLm  
1979/05/08 05:11:07.31  37.2928 -121.6633   7.57  4.80  MLm 
1979/08/06 17:05:22.91  37.1042 -121.5127   8.93  5.80  MLm  
1979/08/06 22:33:55.65  36.9957 -121.4762   4.28  4.30  MLm  
1979/08/09 07:03:20.48  37.0127 -121.4587   8.31  4.20  MLm 
1981/01/15 12:47:51.21  37.3742 -121.7292   9.47  4.80  MLm  
1984/04/24 21:15:18.75  37.3095 -121.6787   8.74  6.20  MLm  
1984/05/03 13:07:11.57  37.2775 -121.6492   9.28  4.20  MLm  
1984/06/05 16:56:20.53  37.2593 -121.5940   4.84  4.20  MLm   
1984/09/26 20:46:05.97  37.3360 -121.7040   7.88  4.40  MLm  
1986/09/03 04:31:14.50  37.2800 -121.6525   9.21  4.00  MLm 
1986/12/29 15:28:04.64  37.4523 -121.7963   7.45  4.00  MLm   
1987/01/19 08:09:04.60  37.1597 -121.5545   7.14  4.21  MLm  
1988/06/13 01:45:36.52  37.3923 -121.7415   9.71  5.30  MLm  
1988/06/20 15:26:38.46  37.1238 -121.5263   8.55  4.10  MLm  
1988/11/10 05:08:02.83  37.3743 -121.7298   8.99  4.80  MLm   
1988/12/30 23:54:24.00  37.2860 -121.6610   7.58  4.30  MLm   
1989/04/03 17:46:34.21  37.4323 -121.7712  12.10  4.50  MLm  
1990/07/01 00:36:41.36  37.4150 -121.7632   8.38  4.10  MLm  
1991/04/20 19:41:53.07  37.4180 -121.6932   7.54  4.10  MLm  
1993/01/16 06:29:35.00  37.0182 -121.4630   7.90  4.80 coda  
1993/08/11 22:33:04.00  37.3120 -121.6793   9.35  4.60 coda  
1995/09/13 20:36:46.53  37.0962 -121.5120   8.23  4.10 coda  
1995/12/13 05:45:12.75  36.9758 -121.4708   7.57  4.00 coda   
1996/05/21 20:50:20.16  37.3593 -121.7227   8.14  4.50 coda  
1998/06/15 01:59:22.39  37.0385 -121.4790   8.54  4.01  MLm   

Source: Northern California Earthquake Data Center

 

Subtract 8 hours from Greenwich Mean Time to obtain PST or 4 hours for EST Location Quality: A (good), B (fair), C (poor), D (bad) Magnitude: Ml (local or Richter magnitude), Lg (mblg), Md (duration), Mb (body wave), Ms (surface wave), Mw (moment) Standard Sources Include: U.S. Geological Survey, National Earthquake Information Center, Golden, CO (NEIC) Harvard Geophysical Observatory, Harvard University, Cambridge, MA (HRV) U.S. Geological Survey, Northern California Seismic Network (NCSN) University of California, Berkeley, Seismological Laboratory (UCBSL) California Institute of Technology, Pasadena, California (Caltech) various wire reports and/or personal communications All data are preliminary and subject to change. Copyright © 2001 Seismo-Watch, Inc. Voice: 775 -852 -0992 / Fax: 775 -852 -3226 e -mail: info@seismo -watch.com Web Site: http://www.seismo -watch.com Re -transmission prohibited. All rights reserved. NEWS MEDIA: Please site Seismo -Watch as your source

Seismo-Watch, Inc.
P.O. Box 18012 , Reno, NV 89511-8012
Toll Free 24 hour Message Line 1-800-852-2960
Office: 775-852-0992 / Fax: 775-852-3226
e-mail: info@seismo-watch.com