Errors from USGS Location and Magnitude:
EQPROC = 10.4km (6.4 mi)
HYPO2K = 12.5km (7.8 mi)
Magnitude = 0.1
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2020/08/15 05:37:49 37.897 -121.979 M2.4 5.2 6km SW of Clayton, CA
EQPROC Summary:
1937 2020Aug15 537 50.99 37.9172 -122.0941 6.56 0.02 11.3 51.6 242 5
JCPZ SHZ PN 01 2020Aug15 537 58.73 P U0 41.8 -0.00
ADUB1 SHZ PN 01 2020Aug15 538 4.37 P D0 75.1 -0.00
MTUMZ SHZ PN 01 2020Aug15 538 5.30 P ?3 86.6 -0.77
B054 EHZ PB -- 2020Aug15 537 53.63 P U0 11.3 -0.00
B057 EHZ PB -- 2020Aug15 537 59.00 P U2 43.4 -0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2020-08-15 0537 51.86 37 54.288 122W 7.581 2.19 0.02 1.45 8.17 2.31 2.31E 2.16
SOURCE
NSTA NPHS DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH N.XMG-XMMAD-T N.FMG-FMMAD-T L F X
5 5 8.1 Emb 239 7 4 4 0 5 - 4 2.31 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
2.31 4 2.31 E 31 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
B054 PB EHZ -- A 8.1 233 91 PU 53.63 1.77 1.79 0.00 -0.02 1.14 W 0.999 0.00 29.0 2.29 E
JCPZ PN SHZ 01 A 39.2 207 90 PU 58.73 6.87 6.84 0.00 0.03 1.14 W 1.000 0.00 25.0 2.33 E
B057 PB EHZ -- A 40.9 290 90 PU 2 59.00 7.14 7.12 0.00 0.02 0.57 W 1.000 0.00 23.0 2.26 E
ADUB1PN SHZ 01 A 74.1 169 90 PD 64.37 12.51 12.52 0.00 -0.01 1.14 W 0.999 0.00 25.0 2.37 E
MTUMZPN SHZ 01 A 85.8 166 90 P 3 65.30 13.44 14.42 0.00 -0.98* 0.00 W 0.000 0.00 3.00 4 0.34XE