Errors from USGS Location and Magnitude:
EQPROC = 23.6km (14.7mi)
HYPO2K = 23.6km (14.7mi)
Magnitude = -0.2
USGS Report:
Date Time Lat Lon Mag Depth Location
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2018/04/30 11:55:02 37.874 -121.990 M3.3 6.8 4km NE of Alamo, CA
EQPROC Summary:
1578 2018Apr30 1155 4.82 37.7734 -122.2259 1.90 0.04 41.2 78.7 199 5
ADUB1 SHZ PN 01 2018Apr30 1155 16.33 P D0 62.4 0.00
MTUMZ SHZ PN 01 2018Apr30 1155 19.48 P ?3 74.8 1.05
ATZ SHZ PN 01 2018Apr30 1155 21.43 P ?0 93.0 0.02
B057 EHZ PB -- 2018Apr30 1155 12.74 P U0 41.2 0.01
B058 EHZ PB -- 2018Apr30 1155 24.89 Pn?3 122.3 -0.60
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2018-04-30 1155 5.69 37 46.70 122W13.77 1.88 0.24 15.83 21.51 3.46 3.46E 1.85
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 40.5 Emb 197 5 2 5 0 5 - 4 0.32 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
3.46 4 0.32 E 30 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
B057 PB EHZ -- A 40.5 314 65 PU 12.74 7.05 7.05 0.00 0.00 1.43 W 0.999 0.00 57.0 3.13 E
ADUB1PN SHZ 01 A 62.9 159 65 PD 16.33 10.64 10.70 0.00 -0.06 1.43 W 0.997 0.00 107 1 3.76 E
MTUMZPN SHZ 01 A 75.3 156 65 P 3 19.48 13.79 12.72 0.00 1.07* 0.36 W 0.178 0.00 5.00 4 0.82XE
ATZ PN SHZ 01 A 93.5 161 65 P 21.43 15.74 15.68 0.00 0.06 1.43 W 0.994 0.00 147 4.10 E
B058 PB EHZ -- A122.9 151 65 P 3 24.89 19.20 20.46 0.00 -1.26* 0.36 W 0.829 0.00 53.0 1 3.15 E