Errors from USGS Location and Magnitude:
EQPROC = 4.6km (2.9 mi)
HYPO2K = 4.6km (2.9 mi)
Magnitude = -0.4
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2017/09/22 04:44:23 37.456 -121.788 M2.1 7.2 8km NNE of East Foothills, California
EQPROC Summary:
1382 2017Sep22 444 23.78 37.4169 -121.7711 18.44 0.00 26.4 56.6 137 4
ADUB1 SHZ PN 01 2017Sep22 444 29.45 P D0 26.4 0.00
CMP SHZ PN 07 2017Sep22 444 31.44 P D1 40.5 -0.00
B054 EHZ PB -- 2017Sep22 444 34.57 P ?2 62.1 0.00
B057 EHZ PB -- 2017Sep22 444 39.43 P ?3 97.6 0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2017-09-22 0444 23.60 37 25.06 121W46.46 22.15 0.07 2.92 8.73 2.49 2.49E 22.12
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 26.3 Emb 136 7 2 4 0 4 - 2 0.23 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
2.49 2 0.23 E 32 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 26.3 225 122 PD 29.45 5.85 5.85 0.00 0.00 1.60 W 1.000 0.00 21.0 2.26 E
CMP PN SHZ 07 A 40.9 99 107 PD 1 31.44 7.84 7.83 0.00 0.01 1.20 W 1.000 0.00 31.0 2.72 E
B054 PB EHZ -- A 61.8 323 96 P 2 34.57 10.97 10.89 0.00 0.08 0.80 W 1.000 0.00 3.00 4 0.49XE
B057 PB EHZ -- A 97.2 315 92 P 3 39.43 15.83 16.16 0.00 -0.33 0.40 W 0.999 0.00 3.00 4 0.53XE