Errors from USGS Location and Magnitude:
EQPROC = 21.5km (13.4mi)
HYPO2K = 22.0km (13.7mi)
Magnitude = -0.6
USGS Report:
Date Time Lat Lon Mag Depth Location
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2015/04/21 08:50:23 37.875 -121.785 M2.2 19.1 7km SW of Brentwood, California
EQPROC Summary:
741 2015Apr21 850 26.83 37.8005 -122.0107 30.23 0.00 32.7 46.4 149 4
JCPZ SHZ PN 08 2015Apr21 850 34.40 P U2 36.3 0.00
CBS SHZ PN 07 2015Apr21 850 33.99 P U0 32.7 0.00
ADUB1 SHZ PN 01 2015Apr21 850 37.48 P U2 61.5 0.00
B057 EHZ PB -- 2015Apr21 850 36.67 P D1 55.1 0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH RMS ERH ERZ XMAG1 FMAG1 PMAG
2015-04-21 0850 25.96 37 47.95 122W 0.53 37.40 0.00 0.79 3.84 2.77 2.77E
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 32.5 Emb 148 6 4 4 0 4 3 0.40 E W W
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T
2.77 3 0.40 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
CBS PN SHZ 07 A 32.5 86 136 PU 33.99 8.03 8.03 0.00 0.00 1.45 W 1.000 0.00 46.0 3.26 E
JCPZ PN SHZ 08 A 36.3 230 132 PU 2 34.40 8.44 8.44 0.00 0.00 0.73 W 1.000 0.00 27.0 2.77 E
B057 PB EHZ -- A 55.1 298 119 PD 1 36.67 10.71 10.71 0.00 0.00 1.09 W 1.000 0.00 3.00 4 0.69XE
ADUB1PN SHZ 01 A 61.3 177 116 PU 2 37.48 11.52 11.52 0.00 0.00 0.73 W 1.000 0.00 17.0 2.37 E