Errors from USGS Location and Magnitude:
EQPROC = 19.6km (12.2mi)
HYPO2K = 6.5km (4.1 mi)
Magnitude = 0.1
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2023/08/12 01:19:54 37.862 -121.784 M2.7 13.4 9 km SW of Brentwood, CA
EQPROC Summary:
2508 2023Aug12 119 57.33 37.7652 -121.9706 1.50 0.41 22.8 64.3 223 5
ADUB1 SHZ PN 01 2023Aug12 120 8.09 P U0 57.6 -0.01
MTUMZ SHZ PN 01 2023Aug12 120 9.15 P ?1 68.3 -0.77
B054 EHZ PB -- 2023Aug12 120 2.20 P U0 22.8 -0.00
B057 EHZ PB -- 2023Aug12 120 7.31 P D0 60.0 -1.21
B058 EHZ PB -- 2023Aug12 120 16.86 P ?1 112.7 -0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2023-08-12 0119 56.40 37 51.586 121W50.995 1.57 0.32 7.58 27.60 2.62 2.62E 1.53
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 30.8 Emb 241 5 3 5 0 5 - 4 2.62 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
2.62 4 2.62 E 39 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
B054 PB EHZ -- A 30.8 271 65 PU 62.20 5.80 5.50 0.00 0.30 1.11 W 0.939 0.00 37.0 2.66 E
B057 PB EHZ -- A 65.6 287 65 PD 67.31 10.91 11.16 0.00 -0.25 1.11 W 0.965 0.00 31.0 2.57 E
ADUB1PN SHZ 01 A 68.9 190 65 PU 68.09 11.69 11.71 0.00 -0.02 1.11 W 0.632 0.00 41.0 2.85 E
MTUMZPN SHZ 01 A 78.5 184 65 P 1 69.15 12.75 13.27 0.00 -0.52* 0.83 W 0.462 0.00 23.0 2.30 E
B058 PB EHZ -- A120.1 168 65 P 1 76.86 20.46 20.02 0.00 0.44 0.83 W 0.999 0.00 1.00 4