Errors from USGS Location and Magnitude:
EQPROC = 29.4km (18.2mi)
HYPO2K = 12.5km (7.8 mi)
Magnitude = -0.5
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2018/02/20 09:32:03 37.846 -121.978 M2.8 6.8 2km NW of Diablo, CA
EQPROC Summary:
1522 2018Feb20 932 9.21 37.6131 -121.8201 8.00 0.17 43.0 54.5 283 4
ADUB1 SHZ PN 01 2018Feb20 932 17.00 P D2 43.0 -0.19
CMP SHZ PN 07 2018Feb20 932 18.69 P U3 52.6 -0.12
MTUMZ SHZ PN 01 2018Feb20 932 18.63 P ?3 51.6 0.00
ATZ SHZ PN 01 2018Feb20 932 22.06 P U1 70.9 0.20
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2018-02-20 0932 7.38 37 45.44 121W53.32 8.00 0.14 9.17 12.72 3.28 3.28E 7.95
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 57.2 Emb 302 5 3 4 0 4 - 4 0.38 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
3.28 4 0.38 E 48 4 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
ADUB1PN SHZ 01 A 57.2 189 96 PD 2 17.00 9.62 9.81 0.00 -0.19 1.14 W 0.999 0.00 48.0 2.99 E
MTUMZPN SHZ 01 A 67.1 181 95 P 3 18.63 11.25 11.41 0.00 -0.16 0.57 W 1.000 0.00 27.0 2.44 E
CMP PN SHZ 07 A 67.1 131 95 PU 3 18.69 11.31 11.42 0.00 -0.11 0.57 W 0.999 0.00 87.0 3.57 E
ATZ PN SHZ 01 A 86.5 181 94 PU 1 22.06 14.68 14.56 0.00 0.12 1.71 W 1.000 0.00 103 3.75 E