Errors from USGS Location and Magnitude:
EQPROC = 5.9km (3.7 mi)
HYPO2K = 2.8km (1.8 mi)
Magnitude = 0.1
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2023/07/30 17:37:13 37.490 -121.842 M2.3 7.2 9 km NE of Milpitas, CA
EQPROC Summary:
2496 2023Jul30 1737 13.74 37.4755 -121.7774 3.00 0.02 31.0 50.5 208 4
ADUB1 SHZ PN 01 2023Jul30 1737 19.74 P D0 31.0 0.01
MTUMZ SHZ PN 01 2023Jul30 1737 20.81 P D1 37.3 0.01
B054 EHZ PB -- 2023Jul30 1737 24.09 P ?1 56.7 0.00
B058 EHZ PB -- 2023Jul30 1737 27.93 P ?2 77.1 0.39
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2023-07-30 1737 14.78 37 27.883 121W50.158 2.95 0.09 1.74 10.99 2.20 2.20E 2.91
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 27.3 Emb 198 5 2 4 0 4 - 3 1.09 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
2.20 3 1.09 E 41 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 27.3 208 92 PD 19.74 4.96 4.91 0.00 0.05 1.33 W 0.999 0.00 35.0 2.58 E
MTUMZPN SHZ 01 A 35.0 189 91 PD 1 20.81 6.03 6.17 0.00 -0.14 1.00 W 0.999 0.00 15.0 1.81 E
B054 PB EHZ -- A 54.4 324 91 P 1 24.09 9.31 9.32 0.00 -0.01 1.00 W 0.999 0.00 19.0 2.09 E
B058 PB EHZ -- A 77.2 162 90 P 2 27.93 13.15 13.02 0.00 0.13 0.67 W 0.999 0.00 1.00 4