Errors from USGS Location and Magnitude:
EQPROC = 6.8km (4.2 mi)
HYPO2K = 3.7km (2.3 mi)
Magnitude = 0.0
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2021/09/16 02:08:47 37.528 -121.896 M2.3 6.1 8km ESE of Fremont, CA
EQPROC Summary:
2158 2021Sep16 208 46.69 37.5492 -121.8236 4.02 0.02 36.3 59.8 209 5
ADUB1 SHZ PN 01 2021Sep16 208 53.48 P D0 36.3 -0.00
MTUMZ SHZ PN 01 2021Sep16 208 54.87 P ?1 44.5 -0.00
B057 EHZ PB -- 2021Sep16 209 0.69 P ?3 84.3 -0.93
B058 EHZ PB -- 2021Sep16 209 1.89 P D2 86.0 -0.00
B054 EHZ PB -- 2021Sep16 208 55.45 P D0 47.9 -0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2021-09-16 0208 47.41 37 32.442 121W51.517 3.98 0.02 1.83 8.48 2.27 2.27E 3.95
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 34.3 Emb 203 6 3 4 0 5 - 3 1.13 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
2.27 3 1.13 E 33 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
ADUB1PN SHZ 01 A 34.3 199 93 PD 53.48 6.07 6.05 0.00 0.02 1.23 W 0.999 0.00 33.0 2.57 E
MTUMZPN SHZ 01 A 43.1 185 92 P 1 54.87 7.46 7.49 0.00 -0.03 0.92 W 0.999 0.00 17.0 1.97 E
B054 PB EHZ -- A 46.5 320 92 PD 55.45 8.04 8.04 0.00 -0.00 1.23 W 0.999 0.00 21.0 2.18 E
B057 PB EHZ -- A 82.4 312 91 P 3 60.69 13.28 13.89 0.00 -0.61* 0.00 W 0.000 0.00 9.00 4 1.40XE
B058 PB EHZ -- A 85.9 163 91 PD 2 61.89 14.48 14.45 0.00 0.03 0.62 W 0.999 0.00 1.00 4