Errors from USGS Location and Magnitude:
EQPROC = 1.2km (0.8 mi)
HYPO2K = 7.2km (4.5 mi)
Magnitude = -0.3
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2023/01/21 02:52:20 37.380 -122.226 M2.4 6.8 1km ESE of Portola Valley, CA
EQPROC Summary:
2394 2023Jan21 252 20.61 37.3703 -122.2325 14.75 0.04 26.1 61.2 200 4
ADUB1 SHZ PN 01 2023Jan21 252 26.12 P D1 26.1 0.00
B058 EHZ PB -- 2023Jan21 252 35.17 P D3 85.6 0.34
B057 EHZ PB -- 2023Jan21 252 33.89 P D1 78.7 0.07
B054 EHZ PB -- 2023Jan21 252 30.43 P D3 54.5 0.14
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2023-01-21 0252 20.28 37 20.674 122W17.517 16.12 0.00 2.85 4.62 2.69 2.69E 16.10
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 29.7 Emb 210 6 4 4 0 4 3 1.34 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
2.69 3 1.34 E 15 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
ADUB1PN SHZ 01 A 29.7 111 116 PD 1 26.12 5.84 5.84 0.00 0.00 1.50 W 1.000 0.00 45.0 2.93 E
B054 PB EHZ -- A 57.8 8 104 PD 3 30.43 10.15 10.15 0.00 0.00 0.50 W 1.000 0.00 25.0 2.44 E
B057 PB EHZ -- A 79.5 343 100 PD 1 33.89 13.61 13.61 0.00 0.00 1.50 W 0.999 0.00 21.0 2.30 E
B058 PB EHZ -- A 87.5 133 99 PD 3 35.17 14.89 14.89 0.00 0.00 0.50 W 0.999 0.00 1.00 4