Errors from USGS Location and Magnitude:
EQPROC = 46.9km (29.2mi)
HYPO2K = 45.7km (28.4mi)
Magnitude = 0.3
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2023/04/23 20:59:07 37.972 -121.830 M2.6 20.0 4km SSW of Antioch, CA
EQPROC Summary:
2452 2023Apr23 2059 10.88 37.7468 -122.2813 1.18 0.00 14.5 59.5 167 4
ADUB1 SHZ PN 01 2023Apr23 2059 22.38 P D0 61.5 0.00
B058 EHZ PB -- 2023Apr23 2059 31.68 P D3 122.1 0.00
B054 EHZ PB -- 2023Apr23 2059 14.41 P D0 14.5 -0.00
B057 EHZ PB -- 2023Apr23 2059 18.73 P D1 40.0 -0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2023-04-23 2059 11.69 37 45.363 122W16.205 1.15 0.08 0.88 10.39 2.29 2.29E 1.14
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 13.1 Emb 165 7 4 4 0 4 - 3 1.14 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
2.29 3 1.14 E 17 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
B054 PB EHZ -- A 13.1 28 35 PD 14.41 2.72 2.72 0.00 0.00 1.33 W 0.999 0.00 29.0 2.32 E
B057 PB EHZ -- A 39.8 320 35 PD 1 18.73 7.04 7.05 0.00 -0.01 1.00 W 0.999 0.00 23.0 2.26 E
ADUB1PN SHZ 01 A 62.0 155 35 PD 22.38 10.69 10.67 0.00 0.02 1.33 W 1.000 0.00 56.0 3.14 E
B058 PB EHZ -- A122.5 149 35 PD 3 31.68 19.99 20.50 0.00 -0.51* 0.33 W 1.000 0.00 1.00 4