Errors from USGS Location and Magnitude:
EQPROC = 3.0km (1.9 mi)
HYPO2K = 3.4km (2.1 mi)
Magnitude = -0.5
USGS Report:
Date Time Lat Lon Mag Depth Location
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2015/10/20 01:20:51 37.800 -121.969 M2.5 7.2 2km NNE of San Ramon, California
EQPROC Summary:
890 2015Oct20 120 51.70 37.8016 -122.0032 12.12 0.01 18.5 55.2 203 5
JCPZ SHZ PN 08 2015Oct20 120 58.78 P U3 36.9 0.00
CML SHZ PN 07 2015Oct20 121 0.53 P D1 47.5 0.00
B054 EHZ PB -- 2015Oct20 120 55.86 P U0 18.5 0.00
B057 EHZ PB -- 2015Oct20 121 1.77 P ?3 55.6 0.00
B058 EHZ PB -- 2015Oct20 121 12.13 PgD3 117.4 1.34
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH RMS ERH ERZ XMAG1 FMAG1 PMAG
2015-10-20 0120 52.30 37 48.40 122W 0.01 5.89 0.04 1.70 5.99 2.96 2.96E
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 18.5 Emb 202 6 4 5 0 5 2 0.19 E W W
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T
2.96 2 0.19 E
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 18.5 289 103 PU 55.86 3.56 3.55 0.00 0.01 2.00 W 0.991
JCPZ PN SHZ 08 A 37.4 230 96 PU 3 58.78 6.48 6.58 0.00 -0.10 0.50 W 0.801 0.00 40.0 2.77 E
CML PN SHZ 07 A 47.7 139 94 PD 1 60.53 8.23 8.24 0.00 -0.01 1.50 W 0.956 0.00 57.0 3.14 E
B057 PB EHZ -- A 55.4 297 94 P 3 61.77 9.47 9.50 0.00 -0.03 0.50 W 0.977 0.00 1.00 4
B058 PB EHZ -- A117.8 161 91 PD 3 72.13 19.83 19.64 0.00 0.19 0.50 W 0.273 0.00 1.00 4