Event Number 201

M2.6 8 km ( 5 mi) NE of Alum Rock, CA at 2013/01/06 16:09:15 UTC / 2013/01/06 16:09:15 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 12.4km (7.7 mi)
HYPO2K = 7.6km (4.7 mi) Magnitude = -0.2

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2013/01/06 16:09:15  37.421 -121.772  M2.6    6.3   8 km (  5 mi) NE  of Alum Rock, CA

EQPROC Summary:

201 2013Jan 6 1609 15.38  37.5327 -121.7802  1.50 0.01 36.0 53.4 170  4
LCGP2 SHZ PN 01 2013Jan 6 1609 23.32 P ?0  40.9   0.00
COS   SHZ PN 07 2013Jan 6 1609 22.49 P U0  36.0   0.00
JCPZ  SHZ PN 08 2013Jan 6 1609 24.59 P U0  48.3   0.00
B057  EHZ PB -- 2013Jan 6 1609 31.86 P D3  88.5   0.48

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2013-01-06  1609 16.15  37 29.37  121 46.81   1.50  0.07  2.92  9.83        2.78  2.78E
                                                                                          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  36.0  Emb  186  10   3   4   0   4      -                          4  0.42 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.78      4  0.42 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
 COS  PN SHZ 07 A 36.0  86  35  PU    22.49  6.34  6.35 0.00 -0.01  1.23  W  0.999 0.00 84.0   3.48 E                        
 LCGP2PN SHZ 01 A 40.8 272  35  P     23.32  7.17  7.13 0.00  0.04  1.23  W  1.000 0.00 23.0   2.26 E                        
 JCPZ PN SHZ 08 A 49.2 284  35  PU    24.59  8.44  8.51 0.00 -0.07  1.23  W  0.999 0.00 54.0   3.09 E                        
 B057 PB EHZ -- A 91.4 312  35  PD 3  31.86 15.71 15.36 0.00  0.35  0.31  W  1.000 0.00 27.0   2.47 E                        

Event Files: January 2013