Errors from USGS Location and Magnitude:
EQPROC = 2.4km (1.5 mi)
HYPO2K = 3.0km (1.8 mi)
Magnitude = -0.2
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2017/12/15 14:47:11 37.355 -121.716 M1.9 8.4 10km E of Alum Rock, CA
EQPROC Summary:
1464 2017Dec15 1447 11.82 37.3709 -121.6983 6.39 0.03 28.4 52.4 139 5
MTUMZ SHZ PN 01 2017Dec15 1447 17.28 P D2 29.9 -0.28
ADUB1 SHZ PN 01 2017Dec15 1447 17.31 P D0 28.4 0.00
CMP SHZ PN 07 2017Dec15 1447 18.18 P U0 33.6 0.00
B057 EHZ PB -- 2017Dec15 1447 29.70 P ?2 105.7 0.00
B058 EHZ PB -- 2017Dec15 1447 23.38 P D2 64.3 0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2017-12-15 1447 12.17 37 22.90 121W42.14 4.34 0.04 0.75 7.77 2.10 2.10E 4.29
SOURCE
NSTA NPHS DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH N.XMG-XMMAD-T N.FMG-FMMAD-T L F X
5 5 28.8 Emb 140 7 4 4 0 5 - 3 0.03 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
2.10 3 0.03 E 50 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 28.8 239 94 PD 17.31 5.14 5.16 0.00 -0.02 1.33 W 1.000 0.00 21.0 2.10 E
MTUMZPN SHZ 01 A 30.7 215 94 PD 2 17.28 5.11 5.47 0.00 -0.36 0.00 W 0.000 0.00 9.00 1.30 E
CMP PN SHZ 07 A 34.1 94 94 PU 18.18 6.01 6.03 0.00 -0.02 1.33 W 1.000 0.00 21.0 2.13 E
B058 PB EHZ -- A 65.5 170 92 PD 2 23.38 11.21 11.12 0.00 0.09 0.67 W 1.000 0.00 1.00 4
B057 PB EHZ -- A104.5 314 91 P 2 29.70 17.53 17.48 0.00 0.05 0.67 W 1.000 0.00 1.00 4