Errors from USGS Location and Magnitude:
EQPROC = 34.9km (21.7mi)
HYPO2K = 39.7km (24.7mi)
Magnitude = -0.5
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2026/03/01 22:56:08 36.874 -121.620 M2.5 6.3 3 km SE of Aromas, CA
EQPROC Summary:
2917 2026Mar 1 2256 5.00 36.5684 -121.7126 2.00 0.22 28.2 87.1 316 5
ATZ SHZ PN 01 2026Mar 1 2256 14.12 P ?0 48.4 -0.00
ADUB1 SHZ PN 01 2026Mar 1 2256 19.95 P U0 79.0 0.63
RE9A7 EHZ AM 00 2026Mar 1 2256 22.43 Pn?2 130.1 -4.22
B058 EHZ PB -- 2026Mar 1 2256 10.63 P D0 28.2 -0.07
B054 EHZ PB -- 2026Mar 1 2256 29.96 P D3 149.8 0.80
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2026-03-01 2256 5.07 36 31.024 121W39.460 2.00 1.42 99.00 99.00 3.01 3.01E 1.99
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 32.1 Emb 326 11 3 5 0 5 - 3 2.00 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
3.01 3 2.00 E 8 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
B058 PB EHZ -- A 32.1 12 90 PD 10.63 5.56 5.68 0.00 -0.12 1.33 W 0.998 0.00 35.0 2.61 E
ATZ PN SHZ 01 A 55.5 338 90 P 14.12 9.05 9.49 0.00 -0.44 1.33 W 0.991 0.00 114 2 3.82 E
ADUB1PN SHZ 01 A 86.0 341 90 PU 19.95 14.88 14.45 0.00 0.43 1.33 W 0.899 0.00 36.0 2.74 E
RE9A7AM EHZ 00 A134.7 9 90 P 2 22.43 17.36 22.37 0.00 -5.01* 0.67 W 0.990 0.00 7.00 4 1.21XE
B054 PB EHZ -- A156.6 343 90 PD 3 29.96 24.89 25.94 0.00 -1.05* 0.33 W 0.120 0.00 3.00 4 0.42XE