Errors from USGS Location and Magnitude:
EQPROC = 1.4km (0.9 mi)
HYPO2K = 2.3km (1.4 mi)
Magnitude = -0.3
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2015/09/23 09:36:25 37.321 -121.688 M1.5 8.7 13km ESE of Alum Rock, California
EQPROC Summary:
854 2015Sep23 936 25.67 37.3326 -121.6812 3.00 0.01 16.3 53.5 163 4
ADUB1 SHZ PN 01 2015Sep23 936 31.16 P ?0 28.0 0.00
CML SHZ PN 07 2015Sep23 936 29.17 P D0 16.3 0.00
B058 EHZ PB -- 2015Sep23 936 36.56 P ?3 59.9 0.00
B057 EHZ PB -- 2015Sep23 936 44.22 P ?3 109.8 -0.27
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH RMS ERH ERZ XMAG1 FMAG1 PMAG
2015-09-23 0936 26.19 37 20.50 121W41.45 3.00 0.01 1.15 7.94 1.75 1.75E
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 15.4 Emb 158 5 1 4 0 4 - 2 0.12 E W W
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T
1.75 2 0.12 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
CML PN SHZ 07 A 15.4 12 94 PD 29.17 2.98 2.98 0.00 0.00 1.61 W 0.999 0.00 18.0 1.87 E
ADUB1PN SHZ 01 A 27.7 248 92 P 31.16 4.97 4.97 0.00 0.00 1.61 W 0.999 0.00 13.0 1.63 E
B058 PB EHZ -- A 61.0 170 90 P 3 36.56 10.37 10.39 0.00 -0.02 0.40 W 1.000 0.00 1.00 4
B057 PB EHZ -- A108.4 315 90 P 3 44.22 18.03 18.08 0.00 -0.05 0.39 W 0.999 0.00 1.00 4