Errors from USGS Location and Magnitude:
EQPROC = 22.3km (13.9mi)
HYPO2K = 18.2km (11.3mi)
Magnitude = 0.1
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2021/02/09 18:58:32 37.528 -121.894 M2.7 6.5 8km ESE of Fremont, CA
EQPROC Summary:
2038 2021Feb 9 1858 30.03 37.5873 -121.6525 8.00 0.38 52.9 70.2 234 5
JCPZ SHZ PN 01 2021Feb 9 1858 41.22 P U0 59.2 0.48
MTUMZ SHZ PN 01 2021Feb 9 1858 39.66 P ?0 52.9 -0.01
B057 EHZ PB -- 2021Feb 9 1858 45.47 P D3 94.3 -0.62
B058 EHZ PB -- 2021Feb 9 1858 46.61 P D1 87.8 1.46
B054 EHZ PB -- 2021Feb 9 1858 40.37 P U0 57.0 0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2021-02-09 1858 31.33 37 34.985 121W41.895 7.99 0.41 5.05 32.29 2.65 2.65E 7.96
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 50.9 Emb 228 8 4 4 0 5 - 5 0.08 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
2.65 5 0.08 E 31 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 50.9 201 96 P 39.66 8.33 8.80 0.00 -0.47 1.33 W 0.999 0.00 25.0 2.35 E
B054 PB EHZ -- A 53.8 305 96 PU 40.37 9.04 9.28 0.00 -0.24 1.33 W 0.999 0.00 37.0 2.73 E
JCPZ PN SHZ 01 A 55.2 271 96 PU 41.22 9.89 9.50 0.00 0.39 1.33 W 0.999 0.00 34.0 2.65 E
B058 PB EHZ -- A 87.6 173 94 PD 1 46.61 15.28 14.74 0.00 0.54* 1.00 W 0.999 0.00 29.0 2.53 E
B057 PB EHZ -- A 90.9 304 93 PD 3 45.47 14.14 15.28 0.00 -1.14* 0.01 W 0.000 0.00 29.0 2.54 E