Event Number 139

M2.1 1 km ( 1 mi) WSW of Belmont, CA at 2012/10/27 07:41:45 UTC / 2012/10/27 07:41:45 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 0.5km (0.3 mi)
HYPO2K = 2.8km (1.7 mi) Magnitude = -0.0

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2012/10/27 07:41:45  37.512 -122.305  M2.1    3.5   1 km (  1 mi) WSW of Belmont, CA

EQPROC Summary:

139 2012Oct27  741 45.18  37.5151 -122.3097  1.32 0.05  6.4 31.4 203  5
LCGP2 SHZ PN 01 2012Oct27  741 46.60 P U2   6.4  -0.22
JCPZ  SHZ PN 08 2012Oct27  741 47.23 P D0   8.2  -0.03
ADUB1 SHZ PN 01 2012Oct27  741 53.28 P D1  41.6   0.00
B057  EHZ PB -- 2012Oct27  741 56.20 P ?2  61.2  -0.40
B054  EHZ PB -- 2012Oct27  741 52.93 P U1  39.6   0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2012-10-27  0741 45.68  37 31.16  122 20.04   1.31  0.22  4.59 19.56        2.11  2.11E
                                                                                          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   7.7  Emb  208  16   4   4   0   5      -                          4  0.31 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.11      4  0.31 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  7.7   6  35  PD    47.23  1.55  1.80 0.00 -0.25  1.34  W  0.739 0.00 37.0   2.52 E                        
 LCGP2PN SHZ 01 A  8.6 106  35  PU 2  46.60  0.92  1.94 0.00 -1.02* 0.00  W  0.609 0.00 48.0 2 2.77 E                        
 B054 PB EHZ -- A 39.6  17  35  PU 1  52.93  7.25  6.99 0.00  0.26  1.01  W  0.746 0.00 15.0   1.84 E                        
 ADUB1PN SHZ 01 A 43.5 133  35  PD 1  53.28  7.60  7.62 0.00 -0.02  1.01  W  0.999 0.00 17.0   1.97 E                        
 B057 PB EHZ -- A 60.0 341  35  P  2  56.20 10.52 10.29 0.00  0.23  0.64  W  0.905 0.00 5.00 4 0.81XE                        

Event Files: October 2012