Errors from USGS Location and Magnitude:
EQPROC = 11.9km (7.4 mi)
HYPO2K = 11.6km (7.2 mi)
Magnitude = 0.4
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2023/05/08 05:25:01 37.312 -121.677 M1.9 7.2 15km ESE of Alum Rock, CA
EQPROC Summary:
2463 2023May 8 525 2.82 37.2404 -121.7776 18.38 0.01 14.3 54.8 189 5
MTUMZ SHZ PN 01 2023May 8 525 6.99 P D0 14.3 -0.00
ADUB1 SHZ PN 01 2023May 8 525 7.39 P U0 17.9 -0.00
B057 EHZ PB -- 2023May 8 525 20.28 P ?2 111.7 0.00
B054 EHZ PB -- 2023May 8 525 15.80 P ?3 78.3 -0.16
B058 EHZ PB -- 2023May 8 525 12.14 P D2 52.0 0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2023-05-08 0525 2.66 37 14.682 121W46.512 20.15 0.03 5.46 3.99 1.53 1.53E 20.11
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 14.9 Emb 188 9 3 4 0 5 - 2 1.52 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
1.53 2 1.52 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
MTUMZPN SHZ 01 A 14.9 227 138 PD 6.99 4.33 4.36 0.00 -0.03 1.47 W 1.000 0.00 11.0 1.53 E
ADUB1PN SHZ 01 A 18.2 271 131 PU 7.39 4.73 4.71 0.00 0.02 1.47 W 1.000 0.00 25.0 2.35 E
B058 PB EHZ -- A 52.3 160 90 PD 2 12.14 9.48 9.47 0.00 0.01 0.74 W 0.999 0.00 3.00 4 0.45XE
B054 PB EHZ -- A 77.9 332 90 P 3 15.80 13.14 13.28 0.00 -0.14 0.32 W 0.999 0.00 3.00 4 0.48XE
B057 PB EHZ -- A111.4 322 90 P 2 20.28 17.62 18.28 0.00 -0.66* 0.00 W 0.000 0.00 3.00 4 0.51XE