Errors from USGS Location and Magnitude:
EQPROC = 15.8km (9.8 mi)
HYPO2K = 2.0km (1.2 mi)
Magnitude = 0.3
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2025/11/09 19:50:34 37.761 -121.948 M3.0 9.0 3 km SE of San Ramon, CA
EQPROC Summary:
2830 2025Nov 9 1950 36.13 37.7325 -122.1237 11.31 0.01 15.7 59.8 180 5
GLFBZ SHZ PN 01 2025Nov 9 1950 42.38 P D0 32.1 -0.00
ATZ SHZ PN 01 2025Nov 9 1950 50.72 P D3 86.1 -0.00
B057 EHZ PB -- 2025Nov 9 1950 45.51 P U0 50.9 -0.00
B054 EHZ PB -- 2025Nov 9 1950 39.80 P U0 15.7 -0.00
B058 EHZ PB -- 2025Nov 9 1950 53.35 Pn?3 114.2 -1.21
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2025-11-09 1950 34.95 37 46.575 121W57.393 15.65 0.12 3.92 2.09 2.74 2.74E 15.64
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 23.3 Emb 224 7 4 5 0 5 # 3 1.17 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
2.74 3 1.17 E 11 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 23.3 294 121 PU 39.80 4.85 4.90 0.00 -0.05 1.43 W 0.971 0.00 45.0 2.88 E
GLFBZPN SHZ 01 A 40.6 206 109 PD 42.38 7.43 7.45 0.00 -0.02 1.43 W 0.991 0.00 29.0 1 2.56 E
B057 PB EHZ -- A 60.4 298 103 PU 45.51 10.56 10.54 0.00 0.02 1.43 W 0.969 0.00 37.0 2.82 E
ATZ PN SHZ 01 A 88.7 176 98 PD 3 50.72 15.77 15.07 0.00 0.70* 0.36 W 0.301 0.00 7.00 4 1.24XE
B058 PB EHZ -- A113.4 162 66 P 3 53.35 18.40 18.86 0.00 -0.46 0.36 W 0.765 0.00 1.00 4