Event Number 839

M2.8 m ESE of Gilroy, California at 2015/08/20 04:03:56 UTC / 2015/08/20 04:03:56 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 13.4km (8.3 mi)
HYPO2K = 4.1km (2.6 mi) Magnitude = 0.1

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2015/08/20 04:03:56  36.987 -121.467  M2.8   5.8 9km ESE of Gilroy, California

EQPROC Summary:

839 2015Aug20  403 57.37  36.9246 -121.5963  1.50 0.03 14.0106.8 165  4
B073  EHZ PB -- 2015Aug20  404 21.30 P U2 147.2   0.00
B058  EHZ PB -- 2015Aug20  404  0.75 P D0  14.0   0.00
B057  EHZ PB -- 2015Aug20  404 21.59 P D0 149.4   0.00
B054  EHZ PB -- 2015Aug20  404 16.52 P U3 116.8  -0.91

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2015-08-20  0403 56.83  36 58.75  121W30.42   1.50  0.07  1.18 10.24        2.65  2.65E
                                                                                          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  21.0  Emb  171   6   4   4   0   4      -                          2  0.09 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.65      2  0.09 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
 B058 PB EHZ -- A 21.0 199  65  PD    60.75  3.92  3.91 0.00  0.01  1.45  W  0.999 0.00 43.0   2.74 E                        
 B054 PB EHZ -- A115.4 329  65  PU 3  76.52 19.69 19.26 0.00  0.43  0.36  W  1.000 0.00 29.0   2.56 E                        
 B073 PB EHZ -- A147.4 140  65  PU 2  81.30 24.47 24.47 0.00  0.00  0.73  W  1.000 0.00 7.00 4 1.23XE                        
 B057 PB EHZ -- A149.3 322  65  PD    81.59 24.76 24.78 0.00 -0.02  1.45  W  1.000 0.00 7.00 4 1.23XE                        

Event Files: August 2015