Errors from USGS Location and Magnitude:
EQPROC = 4.5km (2.8 mi)
HYPO2K = 5.5km (3.4 mi)
Magnitude = 0.1
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2023/10/08 07:00:14 37.398 -121.751 M2.7 4.4 8 km ENE of Alum Rock, CA
EQPROC Summary:
2550 2023Oct 8 700 14.66 37.3833 -121.7981 10.80 0.01 27.0 84.1 118 6
MTUMZ SHZ PN 01 2023Oct 8 700 20.07 P U0 27.0 0.00
RE9A7 EHZ AM 00 2023Oct 8 700 23.87 P U0 50.0 0.00
B058 EHZ PB -- 2023Oct 8 700 26.60 P D3 67.6 0.00
B054 EHZ PB -- 2023Oct 8 700 26.03 P D1 63.7 0.00
B057 EHZ PB -- 2023Oct 8 700 31.16 P D1 98.5 0.05
B073 EHZ PB -- 2023Oct 8 700 44.94 PgU3 197.9 -0.68
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2023-10-08 0700 14.62 37 22.132 121W48.077 18.73 0.03 0.49 0.97 2.59 2.59E 18.70
SOURCE
NSTA NPHS DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH N.XMG-XMMAD-T N.FMG-FMMAD-T L F X
6 6 25.4 Emb 118 7 6 5 0 6 5 0.34 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
2.59 5 0.34 E 32 5 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 25.4 200 124 PU 20.07 5.45 5.46 0.00 -0.01 1.34 W 0.986 0.00 23.0 2.29 E
RE9A7AM EHZ 00 A 51.3 41 108 PU 23.87 9.25 9.26 0.00 -0.01 1.34 W 0.976 0.00 40.0 2 2.93 E
B054 PB EHZ -- A 64.9 328 104 PD 1 26.03 11.41 11.37 0.00 0.04 1.00 W 0.705 0.00 31.0 2.69 E
B058 PB EHZ -- A 66.2 162 104 PD 3 26.60 11.98 11.57 0.00 0.41 0.00 W 0.000 0.00 27.0 2.56 E
B057 PB EHZ -- A 99.4 318 66 PD 1 31.16 16.54 16.57 0.00 -0.03 1.00 W 0.827 0.00 27.0 1 2.60 E
B073 PB EHZ -- A197.6 142 48 PU 3 44.94 30.32 30.17 0.00 0.15 0.33 W 0.503 0.00 1.00 4