Event Number 75

M2.5 4 km ( 3 mi) ENE of Pleasanton, CA at 2012/07/09 20:33:15 UTC / 2012/07/09 20:33:15 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 4.5km (2.8 mi)
HYPO2K = 4.7km (2.9 mi) Magnitude = -0.5

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2012/07/09 20:33:15  37.681 -121.836  M2.5   10.7   4 km (  3 mi) ENE of Pleasanton, CA

EQPROC Summary:

75 2012Jul 9 2033 15.75  37.7216 -121.8323  4.50 0.02 45.8 55.0 183  5
ADUB1 SHZ PN 01 2012Jul 9 2033 25.60 P D1  54.3   0.00
COS   SHZ PN 07 2012Jul 9 2033 24.34 P U0  46.9   0.00
JCPZ  SHZ PN 08 2012Jul 9 2033 23.86 P U3  45.8  -0.30
B057  EHZ PB -- 2012Jul 9 2033 28.78 P D3  73.1   0.00
B057  EHZ PB -- 2012Jul 9 2033 38.87 S D3  73.1   0.71

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2012-07-09  2033 16.27  37 43.30  121 49.83   4.50  0.08  1.12 10.53        2.97  2.97E
                                                                                          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  45.9  Emb  182   7   4   4   0   4      -                          2  0.15 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.97      2  0.15 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
 JCPZ PN SHZ 08 A 45.9 252  93  PU 3  23.86  7.59  7.95 0.00 -0.36  0.44  W  0.999 0.00 55.0   3.10 E                        
 COS  PN SHZ 07 A 46.7 120  93  PU    24.34  8.07  8.08 0.00 -0.01  1.78  W  0.999 0.00 40.0 1 2.80 E                        
 ADUB1PN SHZ 01 A 54.3 195  92  PD 1  25.60  9.33  9.30 0.00  0.03  1.33  W  0.999 0.00 1.00 4                               
 B057 PB EHZ -- A 73.0 298  92  PD 3  28.78 12.51 12.35 0.00  0.16  0.44  W  0.999 0.00 1.00 4                               

Event Files: July 2012