Errors from USGS Location and Magnitude:
EQPROC = 13.7km (8.5 mi)
HYPO2K = 5.6km (3.5 mi)
Magnitude = 0.3
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2026/03/02 08:33:21 37.765 -121.934 M2.8 7.7 4 km ESE of San Ramon, CA
EQPROC Summary:
2919 2026Mar 2 833 20.95 37.8624 -121.8389 1.76 0.01 31.8 77.3 243 5
ADUB1 SHZ PN 01 2026Mar 2 833 33.50 P ?3 69.5 -0.19
ATZ SHZ PN 01 2026Mar 2 833 38.36 P U0 98.4 0.00
B054 EHZ PB -- 2026Mar 2 833 27.31 P U0 31.8 0.00
B057 EHZ PB -- 2026Mar 2 833 33.22 P D1 66.7 0.00
B058 EHZ PB -- 2026Mar 2 833 41.69 PgU3 120.3 0.14
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2026-03-02 0833 22.75 37 48.945 121W55.241 1.71 0.01 4.13 8.33 2.48 2.48E 1.70
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 25.0 Emb 245 7 4 4 0 5 - 4 2.48 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
2.48 4 2.48 E 13 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 25.0 282 65 PU 27.31 4.56 4.56 0.00 -0.00 1.33 W 0.999 0.00 33.0 2.51 E
B057 PB EHZ -- A 61.4 293 65 PD 1 33.22 10.47 10.47 0.00 -0.00 1.00 W 1.000 0.00 27.0 2.44 E
ADUB1PN SHZ 01 A 63.3 185 65 P 3 33.50 10.75 10.78 0.00 -0.03 0.33 W 0.999 0.00 91.0 2 3.61 E
ATZ PN SHZ 01 A 93.0 178 65 PU 38.36 15.61 15.61 0.00 0.00 1.33 W 1.000 0.00 93.0 3.66 E
B058 PB EHZ -- A116.7 164 65 PU 3 41.69 18.94 19.47 0.00 -0.53* 0.00 W 0.000 0.00 1.00 4