Errors from USGS Location and Magnitude:
EQPROC = 8.3km (5.2 mi)
HYPO2K = 15.3km (9.5 mi)
Magnitude = 0.1
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2018/10/30 00:12:29 37.358 -121.723 M2.5 6.1 9km E of Alum Rock, CA
EQPROC Summary:
1643 2018Oct30 12 30.62 37.3127 -121.7978 14.37 0.03 19.8 63.7 192 4
MTUMZ SHZ PN 01 2018Oct30 12 35.19 P U0 19.8 0.03
B054 EHZ PB -- 2018Oct30 12 42.62 P D1 70.4 -0.03
B058 EHZ PB -- 2018Oct30 12 41.12 P D3 60.2 -0.04
B057 EHZ PB -- 2018Oct30 12 47.45 P D1 104.4 -0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2018-10-30 0012 30.49 37 17.00 121W52.71 23.40 0.00 3.01 1.71 2.36 2.36E 23.34
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 14.5 Emb 176 9 4 4 0 4 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
2.36 3 0.03 E 52 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
MTUMZPN SHZ 01 A 14.5 187 144 PU 35.19 4.70 4.70 0.00 0.00 1.45 W 0.999 0.00 21.0 2.20 E
B058 PB EHZ -- A 59.9 153 99 PD 3 41.12 10.63 10.63 0.00 0.00 0.36 W 1.000 0.00 21.0 2.38 E
B054 PB EHZ -- A 70.0 337 96 PD 1 42.62 12.13 12.13 0.00 0.00 1.09 W 1.000 0.00 21.0 1 2.39 E
B057 PB EHZ -- A102.4 324 93 PD 1 47.45 16.96 16.96 0.00 0.00 1.09 W 0.999 0.00 7.00 4 1.37XE