Errors from USGS Location and Magnitude:
EQPROC = 1.3km (0.8 mi)
HYPO2K = 1.4km (0.8 mi)
Magnitude = -0.5
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2012/09/24 13:12:25 37.434 -121.787 M2.0 5.8 8 km ( 5 mi) NNE of Alum Rock, CA
EQPROC Summary:
106 2012Sep24 1312 25.92 37.4454 -121.7874 3.00 0.01 27.8 58.3 126 4
ADUB1 SHZ PN 01 2012Sep24 1312 31.37 P D2 27.8 0.00
COS SHZ PN 07 2012Sep24 1312 32.95 P U0 37.1 0.00
B057 EHZ PB -- 2012Sep24 1312 42.48 P ?1 94.3 0.00
B058 EHZ PB -- 2012Sep24 1312 39.47 P D3 74.0 0.26
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH RMS ERH ERZ XMAG1 FMAG1 PMAG
2012-09-24 1312 26.52 37 26.35 121 46.83 3.00 0.12 0.88 12.52 2.53 2.53E
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 27.7 Emb 123 7 3 4 0 4 - 1 0.00 E W W
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T
2.53 1 0.00 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
ADUB1PN SHZ 01 A 27.7 220 92 PD 2 31.37 4.85 4.97 0.00 -0.12 0.80 W 0.999 0.00 1.00 4
COS PN SHZ 07 A 36.8 77 91 PU 32.95 6.43 6.45 0.00 -0.02 1.60 W 0.999 0.00 31.0 2.53 E
B058 PB EHZ -- A 73.2 165 90 PD 3 39.47 12.95 12.36 0.00 0.59* 0.40 W 1.000 0.00 1.00 4
B057 PB EHZ -- A 95.1 314 90 P 1 42.48 15.96 15.93 0.00 0.03 1.20 W 0.999 0.00 1.00 4