Event Number 677

M2.3 m NNE of East Foothills, California at 2014/12/23 22:16:17 UTC / 2014/12/23 22:16:17 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 5.6km (3.5 mi)
HYPO2K = 5.3km (3.3 mi) Magnitude = -0.1

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2014/12/23 22:16:17  37.447 -121.799  M2.3   5.2 7km NNE of East Foothills, California

EQPROC Summary:

677 2014Dec23 2216 17.96  37.4482 -121.8624 11.24 0.01 24.6 58.1 136  5
ADUB1 SHZ PN 01 2014Dec23 2216 23.00 P U0  24.6  -0.00
CBS   SHZ PN 07 2014Dec23 2216 26.43 P U3  45.5  -0.00
B058  EHZ PB -- 2014Dec23 2216 31.11 P ?3  76.2  -0.00
B054  EHZ PB -- 2014Dec23 2216 27.95 P ?3  54.6  -0.00
B057  EHZ PB -- 2014Dec23 2216 33.31 P ?3  89.4   0.28

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2014-12-23  2216 18.21  37 26.42  121W51.93  13.67  0.03  0.93  3.17        2.43  2.43E
                                                                                          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  23.7  Emb  135   5   2   5   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
                                                     2.43      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
 ADUB1PN SHZ 01 A 23.7 206 117  PU    23.00  4.79  4.79 0.00  0.00  2.50  W  0.999 0.00 39.0   2.72 E                        
 CBS  PN SHZ 07 A 46.4  25 104  PU 3  26.43  8.22  8.25 0.00 -0.03  0.62  W  0.954 0.00 21.0 4 2.23XE                        
 B054 PB EHZ -- A 55.1 328 102  P  3  27.95  9.74  9.63 0.00  0.11  0.62  W  0.401 0.00 19.0   2.14 E                        
 B058 PB EHZ -- A 75.5 160  99  P  3  31.11 12.90 12.89 0.00  0.01  0.62  W  0.979 0.00 1.00 4                               
 B057 PB EHZ -- A 89.7 317  97  P  3  33.31 15.10 15.18 0.00 -0.08  0.62  W  0.664 0.00 5.00 4 0.89XE                        

Event Files: December 2014