Event Number 618

M2.4 m S of Clayton, California at 2014/09/27 02:17:38 UTC / 2014/09/27 02:17:38 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 6.4km (3.9 mi)
HYPO2K = 4.3km (2.7 mi) Magnitude = -0.0

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2014/09/27 02:17:38  37.888 -121.946  M2.4  15.6 5km S of Clayton, California

EQPROC Summary:

618 2014Sep27  217 38.97  37.9442 -121.9598 12.48 0.00 23.1 46.6 197  4
CBS   SHZ PN 07 2014Sep27  217 45.18 P U0  31.4   0.00
ADUB1 SHZ PN 01 2014Sep27  217 52.20 P D0  77.5   0.01
B054  EHZ PB -- 2014Sep27  217 43.86 P U0  23.1   0.00
B057  EHZ PB -- 2014Sep27  217 48.81 P U1  54.2   0.01

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2014-09-27  0217 39.37  37 55.50  121W57.85  13.20  0.00  0.81  2.44        2.42  2.42E
                                                                                          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  21.9  Emb  189   5   4   4   0   4                                 4  0.17 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.42      4  0.17 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
 B054 PB EHZ -- A 21.9 251 118  PU    43.86  4.49  4.49 0.00  0.00  1.07  W  1.000 0.00 25.0   2.27 E                        
 CBS  PN SHZ 07 A 30.8 112 110  PU    45.18  5.81  5.81 0.00  0.00  1.07  W  1.000 0.00  126   3.89 E                        
 B057 PB EHZ -- A 54.0 283 102  PU 1  48.81  9.44  9.44 0.00  0.00  0.80  W  1.000 0.00 21.0   2.23 E                        
 ADUB1PN SHZ 01 A 75.2 182  98  PD    52.20 12.83 12.83 0.00  0.00  1.07  W  1.000 0.00 29.0   2.56 E                        

Event Files: September 2014