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