Errors from USGS Location and Magnitude:
EQPROC = 47.4km (29.5mi)
HYPO2K = 28.6km (17.8mi)
Magnitude = -0.4
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2013/03/22 06:16:51 37.409 -121.757 M2.2 8.2 8 km ( 5 mi) NE of Alum Rock, CA
EQPROC Summary:
259 2013Mar22 616 46.31 36.9817 -121.7509 8.00 0.02 67.3 98.4 294 4
COS SHZ PN 07 2013Mar22 616 58.39 P U0 67.3 -0.00
JCPZ SHZ PN 08 2013Mar22 617 0.91 P U0 84.2 -0.00
B054 EHZ PB -- 2013Mar22 617 3.99 P ?1 105.3 0.01
B057 EHZ PB -- 2013Mar22 617 8.47 P ?2 136.6 0.51
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH RMS ERH ERZ XMAG1 FMAG1 PMAG
2013-03-22 0616 49.19 37 9.06 121 46.65 8.17 0.21 8.63 18.74 2.64 2.64E
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 53.4 Emb 275 8 2 4 0 4 - 2 0.11 E W W
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T
2.64 2 0.11 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
COS PN SHZ 07 A 53.4 41 96 PU 58.39 9.20 9.21 0.00 -0.01 1.23 W 0.999 0.00 37.0 2.73 E
JCPZ PN SHZ 08 A 68.5 316 95 PU 60.91 11.72 11.65 0.00 0.07 1.23 W 0.999 0.00 29.0 1 2.51 E
B054 PB EHZ -- A 87.1 335 94 P 1 63.99 14.80 14.66 0.00 0.14 0.92 W 0.999 0.00 3.00 4 0.35XE
B057 PB EHZ -- A119.6 325 93 P 2 68.47 19.28 19.94 0.00 -0.66* 0.62 W 0.999 0.00 5.00 4 0.87XE