Event Number 1492

M2.6 km WSW of Westley, CA at 2018/01/04 09:22:30 UTC / 2018/01/04 09:22:30 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 9.1km (5.6 mi)
HYPO2K = 13.9km (8.6 mi) Magnitude = -0.2

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2018/01/04 09:22:30  37.506 -121.454  M2.6   2.2 23km WSW of Westley, CA

EQPROC Summary:

1492 2018Jan 4  922 29.93  37.5674 -121.3862  4.24 0.00 24.1 72.6 229  4
CMP   SHZ PN 07 2018Jan 4  922 34.65 P U0  24.1  -0.00
ADUB1 SHZ PN 01 2018Jan 4  922 41.31 P U0  63.4  -0.00
B058  EHZ PB -- 2018Jan 4  922 45.26 P U0  87.0  -0.00
B057  EHZ PB -- 2018Jan 4  922 49.37 P D1 116.0  -0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2018-01-04  0922 29.84  37 36.02  121W21.13   4.18  0.08  1.83  9.75        2.80  2.80E    4.15
                                                                                          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  27.1  Emb  238   5   4   4   0   4      -                          3  0.25 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
                                                     2.80      3  0.25 E     32  3  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
 CMP  PN SHZ 07 A 27.1 173  94  PU    34.65  4.81  4.89 0.00 -0.08  1.07  W  1.000 0.00 57.0   3.05 E                        
 ADUB1PN SHZ 01 A 68.0 236  91  PU    41.31 11.47 11.53 0.00 -0.06  1.07  W  1.000 0.00 39.0   2.80 E                        
 B058 PB EHZ -- A 91.2 193  91  PU    45.26 15.42 15.30 0.00  0.12  1.07  W  1.000 0.00 23.0   2.31 E                        
 B057 PB EHZ -- A116.9 295  91  PD 1  49.37 19.53 19.50 0.00  0.03  0.80  W  1.000 0.00 9.00 4 1.44XE                        

Event Files: January 2018