Errors from USGS Location and Magnitude:
EQPROC = 12.8km (8.0 mi)
HYPO2K = 12.4km (7.7 mi)
Magnitude = -0.4
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2022/09/30 22:35:28 37.503 -121.619 M1.6 7.8 24km NE of Alum Rock, CA
EQPROC Summary:
2318 2022Sep30 2235 30.22 37.4697 -121.7581 19.25 0.00 31.5 65.1 210 4
ADUB1 SHZ PN 01 2022Sep30 2235 36.64 P U0 31.5 0.00
B058 EHZ PB -- 2022Sep30 2235 43.05 P ?1 76.1 -0.00
B057 EHZ PB -- 2022Sep30 2235 45.52 P U3 94.4 0.11
B054 EHZ PB -- 2022Sep30 2235 40.47 P ?1 58.3 -0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2022-09-30 2235 30.04 37 28.265 121W45.161 22.08 0.05 4.46 7.11 1.97 1.97E 22.06
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 32.0 Emb 210 6 2 4 0 4 - 1 0.00 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
1.97 1 0.00 E 15 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 32.0 220 115 PU 36.64 6.60 6.59 0.00 0.01 1.45 W 1.000 0.00 15.0 1.97 E
B054 PB EHZ -- A 58.5 318 96 P 1 40.47 10.43 10.40 0.00 0.03 1.09 W 0.999 0.00 1.00 4
B058 PB EHZ -- A 76.1 168 93 P 1 43.05 13.01 13.02 0.00 -0.01 1.09 W 0.999 0.00 1.00 4
B057 PB EHZ -- A 94.6 312 92 PU 3 45.52 15.48 15.78 0.00 -0.30 0.36 W 0.999 0.00 1.00 4