Event Number 835

M2.3 m N of Piedmont, California at 2015/08/17 14:14:47 UTC / 2015/08/17 14:14:47 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 1.2km (0.7 mi)
HYPO2K = 1.6km (1.0 mi) Magnitude = -0.3

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2015/08/17 14:14:47  37.843 -122.232  M2.3   5.4 2km N of Piedmont, California

EQPROC Summary:

835 2015Aug17 1414 47.28  37.8525 -122.2376  3.50 0.02  3.5 33.7 132  4
JCPZ  SHZ PN 08 2015Aug17 1414 53.06 P D0  30.3  -0.00
CML   SHZ PN 07 2015Aug17 1414 59.69 P D3  66.3   0.53
B057  EHZ PB -- 2015Aug17 1414 53.83 P U0  34.9  -0.00
B054  EHZ PB -- 2015Aug17 1414 48.51 P U0   3.5  -0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2015-08-17  1414 47.59  37 51.26  122W13.92   1.39  0.12  0.69 12.69        2.63  2.63E
                                                                                          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   2.9  Emb  133   7   4   4   0   4      -                          4  0.36 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.63      4  0.36 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  2.9  77  40  PU    48.51  0.92  0.96 0.00 -0.04  1.23  W  1.000 0.00 29.0 1 2.25 E                        
 JCPZ PN SHZ 08 A 30.6 196  35  PD    53.06  5.47  5.50 0.00 -0.03  1.23  W  1.000 0.00 48.0   2.91 E                        
 B057 PB EHZ -- A 35.1 304  35  PU    53.83  6.24  6.22 0.00  0.02  1.23  W  0.999 0.00 19.0   2.04 E                        
 CML  PN SHZ 07 A 66.0 129  35  PD 3  59.69 12.10 11.26 0.00  0.84* 0.31  W  1.000 0.00 47.0   2.97 E                        

Event Files: August 2015