Errors from USGS Location and Magnitude:
EQPROC = 1.2km (0.8 mi)
HYPO2K = 2.7km (1.7 mi)
Magnitude = 0.2
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2018/10/28 17:18:59 37.423 -121.672 M2.8 4.7 15km ENE of Alum Rock, CA
EQPROC Summary:
1642 2018Oct28 1718 59.27 37.4188 -121.6594 3.25 0.15 30.9 60.5 147 6
MTUMZ SHZ PN 01 2018Oct28 1719 6.04 P U0 36.2 -0.06
CMP SHZ PN 07 2018Oct28 1719 5.19 P U0 30.9 -0.00
ATZ SHZ PN 01 2018Oct28 1719 9.51 P D0 53.3 0.51
B054 EHZ PB -- 2018Oct28 1719 11.55 P D0 68.4 -0.00
B058 EHZ PB -- 2018Oct28 1719 11.68 P D3 69.2 -0.00
B057 EHZ PB -- 2018Oct28 1719 16.74 P ?3 104.7 -0.56
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2018-10-28 1718 59.86 37 25.43 121W38.87 3.25 0.25 0.94 22.28 2.63 2.63E 3.20
SOURCE
NSTA NPHS DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH N.XMG-XMMAD-T N.FMG-FMMAD-T L F X
6 6 30.1 Emb 148 6 5 5 0 6 - 6 0.10 E W W
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T DEPDAT NS ZT TYP
2.63 6 0.10 E 47 5 M CRH
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
CMP PN SHZ 07 A 30.1 104 92 PU 65.19 5.33 5.36 0.00 -0.03 1.40 W 0.997 0.00 86.0 3.47 E
MTUMZPN SHZ 01 A 37.3 217 92 PU 66.04 6.18 6.54 0.00 -0.36 1.40 W 0.955 0.00 27.0 2.40 E
ATZ PN SHZ 01 A 54.2 205 91 PD 69.51 9.65 9.29 0.00 0.36 1.40 W 0.839 0.00 86.0 2 3.54 E
B054 PB EHZ -- A 68.7 316 91 PD 71.55 11.69 11.65 0.00 0.04 1.40 W 0.997 0.00 33.0 2.64 E
B058 PB EHZ -- A 69.5 175 91 PD 3 71.68 11.82 11.79 0.00 0.03 0.35 W 0.202 0.00 31.0 2.58 E
B057 PB EHZ -- A105.0 310 90 P 3 76.74 16.88 17.54 0.00 -0.66* 0.06 W 0.007 0.00 31.0 2.62 E