Event Number 863

M2.1 m ENE of San Ramon, California at 2015/10/14 08:51:30 UTC / 2015/10/14 08:51:30 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 7.7km (4.8 mi)
HYPO2K = 6.4km (4.0 mi) Magnitude = -0.3

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2015/10/14 08:51:30  37.786 -121.961  M2.1   8.6 1km ENE of San Ramon, California

EQPROC Summary:

863 2015Oct14  851 31.62  37.7848 -122.0480 12.42 0.00 15.8 40.4 232  4
JCPZ  SHZ PN 08 2015Oct14  851 38.03 P D0  32.7   0.00
ADUB1 SHZ PN 01 2015Oct14  851 42.31 P D3  60.0   0.00
B054  EHZ PB -- 2015Oct14  851 35.41 P U0  15.8   0.00
B057  EHZ PB -- 2015Oct14  851 41.29 P D1  53.0   0.01

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2015-10-14  0851 32.05  37 47.09  122W 2.33   8.56  0.00  2.12  2.51        2.36  2.36E
                                                                                          SOURCE
 NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X
    4    4  16.4  Emb  234   6   4   4   0   4                                 3  0.05 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.36      3  0.05 E
 REGION=                          

 STA NET COM L CR DIST AZM  AN P/S WT   SEC (TOBS -TCAL -DLY  =RES)  WT   SR  INFO  CAL  DUR-W-FMAG-T -AMP-U-PER-W-XMAG-T DE
 B054 PB EHZ -- A 16.4 301 113  PU    35.41  3.36  3.36 0.00  0.00  1.33  W  1.000 0.00 19.0   1.93 E                        
 JCPZ PN SHZ 08 A 33.2 230 101  PD    38.03  5.98  5.98 0.00  0.00  1.33  W  0.999 0.00 28.0   2.41 E                        
 B057 PB EHZ -- A 53.6 301  97  PD 1  41.29  9.24  9.24 0.00  0.00  1.00  W  0.999 0.00 1.00 4                               
 ADUB1PN SHZ 01 A 59.9 175  96  PD 3  42.31 10.26 10.26 0.00  0.00  0.33  W  0.999 0.00 25.0   2.36 E                        

Event Files: October 2015