Event Number 946

M2.3 km ESE of Alum Rock, California at 2015/12/03 22:03:24 UTC / 2015/12/03 22:03:24 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 1.6km (1.0 mi)
HYPO2K = 1.2km (0.7 mi) Magnitude = 0.1

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2015/12/03 22:03:24  37.308 -121.679  M2.3   7.1 14km ESE of Alum Rock, California

EQPROC Summary:

946 2015Dec 3 2203 24.57  37.2947 -121.6727  7.83 0.01 20.4 59.0 167  5
ADUB1 SHZ PN 01 2015Dec 3 2203 29.96 P ?0  27.6  -0.00
CML   SHZ PN 07 2015Dec 3 2203 28.76 P D0  20.4   0.00
B058  EHZ PB -- 2015Dec 3 2203 34.67 P ?1  55.6  -0.00
B057  EHZ PB -- 2015Dec 3 2203 43.10 P ?2 113.3  -0.17
B054  EHZ PB -- 2015Dec 3 2203 38.30 P D1  78.2   0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2015-12-03  2203 25.08  37 17.84  121W40.64   2.47  0.07  0.77  9.94        2.15  2.15E
                                                                                          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  20.1  Emb  165   9   2   4   0   5      -                          2  0.29 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.15      2  0.29 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
 CML  PN SHZ 07 A 20.1   6  91  PD    28.76  3.68  3.74 0.00 -0.06  1.14  W  0.999 0.00 17.0 4 1.84XE                        
 ADUB1PN SHZ 01 A 27.4 259  91  P     29.96  4.88  4.93 0.00 -0.05  1.14  W  1.000 0.00 30.0   2.44 E                        
 B058 PB EHZ -- A 55.9 171  90  P  1  34.67  9.59  9.55 0.00  0.04  0.86  W  1.000 0.00 15.0   1.86 E                        
 B054 PB EHZ -- A 77.7 324  90  PD 1  38.30 13.22 13.09 0.00  0.13  0.86  W  0.999 0.00 7.00 4 1.15XE                        
 B057 PB EHZ -- A112.7 317  90  P  2  43.10 18.02 18.79 0.00 -0.77* 0.00  W  0.000 0.00 5.00 4 0.87XE                        

Event Files: December 2015