Event Number 1402

M2.3 m NNW of Concord, California at 2017/10/19 10:29:45 UTC / 2017/10/19 10:29:45 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 16.8km (10.4mi)
HYPO2K = 10.0km (6.2 mi) Magnitude = 0.0

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2017/10/19 10:29:45  38.017 -122.044  M2.3  16.1 4km NNW of Concord, California

EQPROC Summary:

1402 2017Oct19 1029 47.28  37.9473 -122.2134 12.93 0.00  9.8 40.9 239  4
JCPZ  SHZ PN 08 2017Oct19 1029 55.07 P D0  41.1  -0.00
ADUB1 SHZ PN 01 2017Oct19 1030  0.90 P U0  80.5  -0.00
B057  EHZ PB -- 2017Oct19 1029 53.65 P U0  32.3  -0.00
B054  EHZ PB -- 2017Oct19 1029 50.35 P D0   9.8  -0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2017-10-19  1029 46.86  37 58.81  122W 8.90  13.65  0.00  2.34  1.53        2.25  2.25E   13.64
                                                                                          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  14.1  Emb  250   7   4   4   0   4                                 4  0.22 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T DEPDAT NS ZT TYP
                                                     2.25      4  0.22 E     12  4  M CRH
 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
 B054 PB EHZ -- A 14.1 199 131  PD    50.35  3.49  3.49 0.00  0.00  1.00  W  1.000 0.00 21.0   2.06 E                        
 B057 PB EHZ -- A 37.0 279 108  PU    53.65  6.79  6.79 0.00  0.00  1.00  W  0.999 0.00 17.0   2.00 E                        
 JCPZ PN SHZ 08 A 46.1 200 104  PD    55.07  8.21  8.21 0.00  0.00  1.00  W  0.999 0.00 50.0   3.06 E                        
 ADUB1PN SHZ 01 A 82.7 169  98  PU    60.90 14.04 14.04 0.00  0.00  1.00  W  1.000 0.00 25.0   2.44 E                        

Event Files: October 2017