Errors from USGS Location and Magnitude:
EQPROC = 32.0km (19.9mi)
HYPO2K = 22.4km (13.9mi)
Magnitude = 0.3
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2023/07/27 07:38:21 37.854 -122.237 M2.6 8.9 3 km N of Piedmont, CA
EQPROC Summary:
2493 2023Jul27 738 21.59 37.7349 -122.5682 2.50 0.12 32.5 77.0 216 5
LCGPZ SHZ PN 01 2023Jul27 738 29.05 P ?0 39.2 -0.01
ADUB1 SHZ PN 01 2023Jul27 738 34.63 P ?0 75.0 -0.50
ATZ SHZ PN 01 2023Jul27 738 39.48 P ?0 102.8 -0.00
B057 EHZ PB -- 2023Jul27 738 27.92 P U0 32.5 -0.00
B058 EHZ PB -- 2023Jul27 738 42.02 PnU2 135.6 -1.81
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2023-07-27 0738 22.57 37 46.060 122W28.124 2.35 0.09 8.04 11.32 2.27 2.27E 2.34
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 30.1 Emb 195 9 2 4 0 5 - 4 2.27 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 4 2.27 E 4 3 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
B057 PB EHZ -- A 30.1 344 90 PU 27.92 5.35 5.35 0.00 0.00 1.00 W 1.000 0.00 27.0 2.35 E
LCGPZPN SHZ 01 A 36.2 146 90 P 29.05 6.48 6.35 0.00 0.13 1.00 W 1.000 0.00 22.0 2.19 E
ADUB1PN SHZ 01 A 72.1 143 90 P 34.63 12.06 12.19 0.00 -0.13 1.00 W 1.000 0.00 33.0 2.64 E
ATZ PN SHZ 01 A101.1 149 90 P 39.48 16.91 16.91 0.00 0.00 1.00 W 1.000 0.00 67.0 3.36 E
B058 PB EHZ -- A133.2 143 90 PU 2 42.02 19.45 22.13 0.00 -2.68* 0.00 W 0.000 0.00 1.00 4