Errors from USGS Location and Magnitude:
EQPROC = 5.7km (3.5 mi)
HYPO2K = 7.8km (4.8 mi)
Magnitude = -0.4
USGS Report:
Date Time Lat Lon Mag Depth Location
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2020/08/18 05:57:42 37.495 -121.828 M2.1 3.8 10km NE of Milpitas, CA
EQPROC Summary:
1942 2020Aug18 557 42.95 37.4916 -121.8922 6.06 0.00 28.2 50.3 229 4
ADUB1 SHZ PN 01 2020Aug18 557 48.40 P D0 28.2 -0.00
JCPZ SHZ PN 01 2020Aug18 557 50.31 P D1 39.5 0.00
B054 EHZ PB -- 2020Aug18 557 51.93 P ?3 49.1 0.00
B057 EHZ PB -- 2020Aug18 557 57.70 P D2 84.1 0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2020-08-18 0557 43.53 37 28.875 121W54.434 6.02 0.03 1.94 8.31 2.52 2.52E 6.01
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 26.8 Emb 225 5 3 4 0 4 - 2 2.51 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
2.52 2 2.51 E 12 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 26.8 194 99 PD 48.40 4.87 4.87 0.00 -0.00 1.60 W 1.000 0.00 33.0 2.52 E
JCPZ PN SHZ 01 A 38.7 289 96 PD 1 50.31 6.78 6.79 0.00 -0.01 1.20 W 0.999 0.00 21.0 2.16 E
B054 PB EHZ -- A 49.3 329 94 P 3 51.93 8.40 8.52 0.00 -0.12 0.40 W 1.000 0.00 5.00 4 0.80XE
B057 PB EHZ -- A 83.9 317 92 PD 2 57.70 14.17 14.13 0.00 0.04 0.80 W 1.000 0.00 5.00 4 0.83XE