Errors from USGS Location and Magnitude:
EQPROC = 7.5km (4.7 mi)
HYPO2K = 6.8km (4.2 mi)
Magnitude = 0.1
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2026/08/27 02:13:31 37.606 -122.479 M2.3 9.6 1 km SE of Pacifica, CA
EQPROC Summary:
3007 2026Aug27 213 32.42 37.6652 -122.4384 27.50 0.03 30.2 64.0 203 4
B054 EHZ PB -- 2026Aug27 213 39.14 P D0 30.2 -0.00
B057 EHZ PB -- 2026Aug27 213 40.53 P ?2 41.8 -0.00
ADUB1 SHZ PN 01 2026Aug27 213 43.03 P U1 61.6 0.00
B058 EHZ PB -- 2026Aug27 213 51.60 P ?2 122.4 0.83
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2026-08-27 0213 31.85 37 39.581 122W26.240 32.22 0.00 1.71 0.85 2.19 2.19E 32.20
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 30.6 Emb 204 7 2 4 0 4 3 1.09 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
2.19 3 1.09 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 30.6 43 132 PD 39.14 7.29 7.29 0.00 0.00 1.45 W 1.000 0.00 15.0 2.10 E
B057 PB EHZ -- A 42.3 345 122 P 2 40.53 8.68 8.68 0.00 0.00 0.73 W 1.000 0.00 17.0 2.28 E
ADUB1PN SHZ 01 A 61.1 138 111 PU 1 43.03 11.18 11.18 0.00 0.00 1.09 W 0.999 0.00 32.0 2.91 E
B058 PB EHZ -- A122.0 141 54 P 2 51.60 19.75 19.75 0.00 0.00 0.73 W 1.000 0.00 1.00 4