Event Number 871

M2.4 m ENE of San Ramon, California at 2015/10/14 18:27:12 UTC / 2015/10/14 18:27:12 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 3.4km (2.1 mi)
HYPO2K = 4.3km (2.6 mi) Magnitude = -0.3

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2015/10/14 18:27:12  37.786 -121.963  M2.4   8.3 1km ENE of San Ramon, California

EQPROC Summary:

871 2015Oct14 1827 12.97  37.7916 -122.0015 12.53 0.04 19.1 43.7 201  5
JCPZ  SHZ PN 08 2015Oct14 1827 19.97 P U3  36.3  -0.00
CML   SHZ PN 07 2015Oct14 1827 21.68 P U3  46.5   0.03
ADUB1 SHZ PN 01 2015Oct14 1827 24.42 P ?3  60.5   0.70
B054  EHZ PB -- 2015Oct14 1827 17.24 P U0  19.1  -0.00
B057  EHZ PB -- 2015Oct14 1827 23.10 P ?2  56.2   0.01

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2015-10-14  1827 13.50  37 47.64  122W 0.29   9.29  0.00  1.71  2.45        2.74  2.74E
                                                                                          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  18.6  Emb  200   7   3   4   0   5                                 5  0.30 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.74      5  0.30 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 18.6 294 113  PU    17.24  3.74  3.74 0.00  0.00  2.00  W  0.999 0.00 27.0   2.28 E                        
 JCPZ PN SHZ 08 A 36.2 231 101  PU 3  19.97  6.47  6.47 0.00  0.00  0.50  W  0.999 0.00 53.0   3.04 E                        
 CML  PN SHZ 07 A 46.9 138  99  PU 3  21.68  8.18  8.18 0.00  0.00  0.50  W  0.999 0.00 47.0   2.95 E                        
 B057 PB EHZ -- A 55.7 298  97  P  2  23.10  9.60  9.60 0.00  0.00  1.00  W  0.999 0.00 21.0   2.19 E                        
 ADUB1PN SHZ 01 A 60.7 177  97  P  3  24.42 10.92 10.41 0.00  0.51* 0.00  W  0.000 0.00 37.0   2.74 E                        

Event Files: October 2015