Event Number 175

M3.4 3 km ( 2 mi) NNE of The Geysers, CA at 2012/12/13 05:17:22 UTC / 2012/12/13 05:17:22 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 23.1km (14.4mi)
HYPO2K = 11.7km (7.3 mi) Magnitude = 0.3

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2012/12/13 05:17:22  38.822 -122.797  M3.4    4.1   3 km (  2 mi) NNE of The Geysers, CA

EQPROC Summary:

175 2012Dec13  517 25.30  38.6729 -122.6115  1.50 0.02 22.2 96.5 316  5
TASRZ SHZ PN 01 2012Dec13  517 30.07 P D2  22.2   0.00
JCPZ  SHZ PN 08 2012Dec13  517 46.76 P D3 123.2   0.59
ADUB1 SHZ PN 01 2012Dec13  517 52.12 P D3 167.9   0.25
B054  EHZ PB -- 2012Dec13  517 42.61 P D1  97.3   0.00
B057  EHZ PB -- 2012Dec13  517 38.49 P U0  71.8   0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2012-12-13  0517 23.75  38 48.71  122 39.69   5.59  0.03  5.70  6.62        3.15  3.15E
                                                                                          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  36.1  Emb  331   9   5   4   0   5      -                          5  0.24 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     3.15      5  0.24 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
 TASRZPN SHZ 01 A 36.1 187  95  PD 2  30.07  6.32  6.37 0.00 -0.05  0.80  W  0.999 0.00 17.0   1.94 E                        
 B057 PB EHZ -- A 87.5 174  92  PU    38.49 14.74 14.71 0.00  0.03  1.60  W  0.999 0.00 55.0   3.15 E                        
 B054 PB EHZ -- A113.1 158  91  PD 1  42.61 18.86 18.87 0.00 -0.01  1.20  W  0.999 0.00 53.0   3.14 E                        
 JCPZ PN SHZ 08 A139.0 167  91  PD 3  46.76 23.01 23.09 0.00 -0.08  0.40  W  0.999 0.00 91.0   3.69 E                        
 ADUB1PN SHZ 01 A183.7 160  48  PD 3  52.12 28.37 29.87 0.00 -1.50* 0.00  W  0.000 0.00 63.0   3.39 E                        

Event Files: December 2012