Errors from USGS Location and Magnitude:
EQPROC = 6.7km (4.2 mi)
HYPO2K = 4.2km (2.6 mi)
Magnitude = -0.2
USGS Report:
Date Time Lat Lon Mag Depth Location
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2015/05/31 14:21:31 37.936 -121.996 M2.1 15.6 5km W of Clayton, California
EQPROC Summary:
777 2015May31 1421 31.52 37.9932 -121.9706 1.50 0.02 25.0 56.1 240 4
CML SHZ PN 07 2015May31 1421 43.34 P D3 63.8 -0.00
ADUB1 SHZ PN 01 2015May31 1421 46.94 P ?3 82.9 0.36
B057 EHZ PB -- 2015May31 1421 41.45 P ?2 52.6 -0.00
B054 EHZ PB -- 2015May31 1421 36.77 P D0 25.0 -0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH RMS ERH ERZ XMAG1 FMAG1 PMAG
2015-05-31 1421 32.84 37 58.37 122W 0.30 1.49 0.12 2.03 12.92 2.30 2.30E
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 21.2 Emb 232 7 2 4 0 4 - 3 0.33 E W W
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T
2.30 3 0.33 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 21.2 234 35 PD 36.77 3.93 3.95 0.00 -0.02 2.00 W 0.999 0.00 19.0 1.96 E
B057 PB EHZ -- A 49.6 278 35 P 2 41.45 8.61 8.57 0.00 0.04 1.00 W 1.000 0.00 1.00 4
CML PN SHZ 07 A 63.1 150 35 PD 3 43.34 10.50 10.77 0.00 -0.27 0.50 W 1.000 0.00 33.0 2.63 E
ADUB1PN SHZ 01 A 80.6 178 35 P 3 46.94 14.10 13.60 0.00 0.50 0.50 W 1.000 0.00 23.0 2.30 E