Event Number 836

M2.4 m N of Piedmont, California at 2015/08/17 14:40:11 UTC / 2015/08/17 14:40:11 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 14.3km (8.9 mi)
HYPO2K = 14.7km (9.1 mi) Magnitude = -0.2

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2015/08/17 14:40:11  37.846 -122.235  M2.4   5.5 2km N of Piedmont, California

EQPROC Summary:

836 2015Aug17 1440  9.82  37.9567 -122.3180  2.28 0.11 15.0 54.9 202  5
JCPZ  SHZ PN 08 2015Aug17 1440 17.63 P D0  40.9   0.00
ADUB1 SHZ PN 01 2015Aug17 1440 25.16 P U0  84.3   0.19
CML   SHZ PN 07 2015Aug17 1440 24.27 P D0  79.2   0.15
B054  EHZ PB -- 2015Aug17 1440 13.08 P U0  15.0  -0.15
B057  EHZ PB -- 2015Aug17 1440 18.28 S U0  23.2   0.20

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2015-08-17  1440 10.64  37 57.49  122W19.02   2.27  0.34 20.67 28.51        2.64  2.64E
                                                                                          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  15.0  Emb  311   5   4   4   0   4      -                          4  0.29 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.64      4  0.29 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 15.0 136  91  PU    13.08  2.44  2.91 0.00 -0.47  1.00  W  0.999 0.00 29.0   2.33 E                        
 JCPZ PN SHZ 08 A 41.1 181  90  PD    17.63  6.99  7.14 0.00 -0.15  1.00  W  0.999 0.00 46.0   2.93 E                        
 CML  PN SHZ 07 A 79.2 132  90  PD    24.27 13.63 13.34 0.00  0.29  1.00  W  1.000 0.00 44.0   2.93 E                        
 ADUB1PN SHZ 01 A 84.3 159  90  PU    25.16 14.52 14.17 0.00  0.35  1.00  W  0.999 0.00 24.0   2.35 E                        

Event Files: August 2015