Errors from USGS Location and Magnitude:
EQPROC = 6.8km (4.2 mi)
HYPO2K = 4.7km (2.9 mi)
Magnitude = -0.2
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2013/12/22 14:51:01 37.977 -122.049 M2.9 15.2 1km W of Concord, California
EQPROC Summary:
462 2013Dec22 1451 2.41 37.9564 -122.1217 4.50 0.04 39.9 52.4 189 4
CBS SHZ PN 07 2013Dec22 1451 9.85 P D3 45.1 -0.85
JCPZ SHZ PN 08 2013Dec22 1451 10.62 P D0 44.6 0.00
ADUB1 SHZ PN 01 2013Dec22 1451 16.58 P U1 79.8 0.00
B057 EHZ PB -- 2013Dec22 1451 9.83 P U0 39.9 0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH RMS ERH ERZ XMAG1 FMAG1 PMAG
2013-12-22 1451 2.75 37 58.09 122W 6.67 4.50 0.15 2.15 14.84 3.11 3.11E
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 40.4 Emb 191 9 4 4 0 4 - 3 0.27 E W W
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T
3.11 3 0.27 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
B057 PB EHZ -- A 40.4 280 93 PU 9.83 7.08 7.05 0.00 0.03 1.33 W 1.000 0.00 29.0 2.48 E
CBS PN SHZ 07 A 44.6 111 93 PD 3 9.85 7.10 7.73 0.00 -0.63* 0.33 W 0.999 0.00 43.0 4 2.87XE
JCPZ PN SHZ 08 A 46.1 204 93 PD 10.62 7.87 7.97 0.00 -0.10 1.33 W 0.999 0.00 73.0 3.38 E
ADUB1PN SHZ 01 A 80.8 171 91 PU 1 16.58 13.83 13.62 0.00 0.21 1.00 W 0.999 0.00 53.0 3.11 E