Event Number 870

M2.3 m ENE of San Ramon, California at 2015/10/14 18:21:20 UTC / 2015/10/14 18:21:20 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 3.4km (2.1 mi)
HYPO2K = 8.3km (5.1 mi) Magnitude = -0.2

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2015/10/14 18:21:20  37.789 -121.960  M2.3   8.5 1km ENE of San Ramon, California

EQPROC Summary:

870 2015Oct14 1821 20.97  37.7825 -121.9979  9.75 0.06 19.8 43.5 200  5
JCPZ  SHZ PN 08 2015Oct14 1821 27.80 P D0  35.9  -0.00
CML   SHZ PN 07 2015Oct14 1821 29.41 P U3  45.6  -0.00
ADUB1 SHZ PN 01 2015Oct14 1821 32.31 P D2  59.5   0.55
B054  EHZ PB -- 2015Oct14 1821 25.15 P U0  19.8  -0.01
B057  EHZ PB -- 2015Oct14 1821 30.95 P U3  57.0  -0.39

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2015-10-14  1821 21.95  37 47.27  122W 3.47   9.53  0.00  1.25  4.23        2.54  2.54E
                                                                                          SOURCE
 NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X
    5    5  14.8  Emb  230   9   5   4   0   5                                 5  0.45 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.54      5  0.45 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 14.8 303 119  PU    25.15  3.20  3.20 0.00  0.00  1.45  W  0.999 0.00 27.0   2.26 E                        
 JCPZ PN SHZ 08 A 32.2 227 103  PD    27.80  5.85  5.85 0.00  0.00  1.45  W  1.000 0.00 77.0   3.37 E                        
 CML  PN SHZ 07 A 49.6 133  98  PU 3  29.41  7.46  8.63 0.00 -1.17* 0.00  W  0.000 0.00 55.0   3.11 E                        
 B057 PB EHZ -- A 52.0 301  98  PU 3  30.95  9.00  9.00 0.00  0.00  0.36  W  1.000 0.00 19.0   2.09 E                        
 ADUB1PN SHZ 01 A 60.4 173  97  PD 2  32.31 10.36 10.36 0.00  0.00  0.73  W  1.000 0.00 30.0   2.54 E                        

Event Files: October 2015