Event Number 1216

M2.1 m SSW of Concord, California at 2017/01/29 10:53:18 UTC / 2017/01/29 10:53:18 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 18.9km (11.8mi)
HYPO2K = 17.9km (11.2mi) Magnitude = 0.1

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2017/01/29 10:53:18  37.969 -122.034  M2.1  12.1 1km SSW of Concord, California

EQPROC Summary:

1216 2017Jan29 1053 20.76  37.9010 -122.2313  9.81 0.04  5.3 37.4 213  4
JCPZ  SHZ PN 08 2017Jan29 1053 27.57 P U0  35.7   0.01
ADUB1 SHZ PN 01 2017Jan29 1053 34.01 P U1  75.9   0.02
B054  EHZ PB -- 2017Jan29 1053 22.86 P U0   5.3  -0.10
B057  EHZ PB -- 2017Jan29 1053 27.05 P U1  32.7  -0.01

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2017-01-29  1053 21.13  37 54.36  122W13.27   7.01  0.01  1.64  1.32        1.99  1.99E    7.00
                                                                                          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   5.4  Emb  224   5   4   4   0   4                                 4  0.16 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
                                                     1.99      4  0.16 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  5.4 159 137  PU    22.86  1.73  1.73 0.00  0.00  1.14  W  0.999 0.00 19.0   1.86 E                        
 B057 PB EHZ -- A 33.1 295  99  PU 1  27.05  5.92  5.91 0.00  0.01  0.86  W  1.000 0.00 15.0   1.80 E                        
 JCPZ PN SHZ 08 A 36.4 195  98  PU    27.57  6.44  6.44 0.00  0.00  1.14  W  1.000 0.00 33.0   2.58 E                        
 ADUB1PN SHZ 01 A 76.1 163  93  PU 1  34.01 12.88 12.87 0.00  0.01  0.86  W  1.000 0.00 19.0   2.11 E                        

Event Files: January 2017