Event Number 258

M2.5 7 km ( 4 mi) WNW of San Francisco Zoo at 2013/03/20 11:51:14 UTC / 2013/03/20 11:51:14 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 8.5km (5.3 mi)
HYPO2K = 10.5km (6.5 mi) Magnitude = 0.1

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2013/03/20 11:51:14  37.754 -122.573  M2.5    7.4   7 km (  4 mi) WNW of San Francisco Zoo

EQPROC Summary:

258 2013Mar20 1151 13.95  37.7217 -122.6609  3.00 0.01 33.3 62.9 237  4
JCPZ  SHZ PN 08 2013Mar20 1151 20.33 P U0  33.3   0.00
B054  EHZ PB -- 2013Mar20 1151 22.07 P U0  43.5   0.01
B057  EHZ PB -- 2013Mar20 1151 20.62 P ?0  35.0   0.01
B058  EHZ PB -- 2013Mar20 1151 37.25 P U3 140.0   0.61

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2013-03-20  1151 14.24  37 42.77  122 40.80   3.00  0.05  1.86  9.23        2.42  2.42E
                                                                                          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  34.4  Emb  241   7   3   4   0   4      -                          3  0.03 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.42      3  0.03 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 34.4 113  91  PU    20.33  6.09  6.06 0.00  0.03  1.23  W  0.999 0.00 61.0   3.16 E                        
 B057 PB EHZ -- A 36.3  16  91  P     20.62  6.38  6.38 0.00  0.00  1.23  W  0.999 0.00 27.0   2.39 E                        
 B054 PB EHZ -- A 45.4  68  91  PU    22.07  7.83  7.85 0.00 -0.02  1.23  W  0.999 0.00 27.0   2.42 E                        
 B058 PB EHZ -- A140.7 135  90  PU 3  37.25 23.01 23.33 0.00 -0.32  0.31  W  0.999 0.00 1.00 4                               

Event Files: March 2013