Errors from USGS Location and Magnitude:
EQPROC = 24.6km (15.3mi)
HYPO2K = 23.5km (14.6mi)
Magnitude = -0.5
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2026/07/27 08:13:16 36.958 -121.448 M3.0 5.2 12 km ESE of Gilroy, CA
EQPROC Summary:
2992 2026Jul27 813 19.69 37.0252 -121.7115 13.24 0.08 17.3 76.0 119 9
MTUMZ SHZ PN 01 2026Jul27 813 24.35 P U3 21.7 -0.07
ATZ SHZ PN 01 2026Jul27 813 23.78 P U0 17.3 0.00
ADUB1 SHZ PN 01 2026Jul27 813 26.39 P U0 34.2 0.00
GLFBZ SHZ PN 01 2026Jul27 813 30.40 P D0 60.6 0.00
LCGPZ SHZ PN 01 2026Jul27 813 32.00 P D0 70.2 0.21
RE9A7 EHZ AM 00 2026Jul27 813 33.37 P D0 81.0 0.00
B054 EHZ PB -- 2026Jul27 813 36.29 P D1 102.3 -0.09
B057 EHZ PB -- 2026Jul27 813 39.78 Pn?1 134.5 -0.70
B073 EHZ PB -- 2026Jul27 813 40.11 PnD2 162.3 -3.91
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH-M RMS ERH ERZ XMAG1 FMAG1 PMAG GEOID-DEP
2026-07-27 0813 17.07 36 52.561 121W41.091 34.13 0.20 1.83 1.03 3.50 3.50E 34.11
SOURCE
NSTA NPHS DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH N.XMG-XMMAD-T N.FMG-FMMAD-T L F X
9 9 22.2 Emb 168 7 8 8 0 9 9 0.87 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
3.50 9 0.87 E 24 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
ATZ PN SHZ 01 A 22.2 301 144 PU 23.78 6.71 6.67 0.00 0.04 1.16 W 0.681 0.00 163 4.37 E
MTUMZPN SHZ 01 A 36.1 329 129 PU 3 24.35 7.28 8.10 0.00 -0.82* 0.00 W 0.000 0.00 37.0 3.03 E
ADUB1PN SHZ 01 A 48.9 328 120 PU 26.39 9.32 9.66 0.00 -0.34 1.16 W 0.235 0.00 77.0 3.77 E
GLFBZPN SHZ 01 A 75.5 327 108 PD 30.40 13.33 13.30 0.00 0.03 1.16 W 0.234 0.00 43.0 1 3.24 E
LCGPZPN SHZ 01 A 84.8 325 105 PD 32.00 14.93 14.62 0.00 0.31 1.16 W 0.255 0.00 53.0 1 3.45 E
RE9A7AM EHZ 00 A 96.2 14 103 PD 33.37 16.30 16.26 0.00 0.04 1.16 W 0.950 0.00 111 4.17 E
B054 PB EHZ -- A118.4 338 54 PD 1 36.29 19.22 19.14 0.00 0.08 0.87 W 0.414 0.00 41.0 1 3.24 E
B057 PB EHZ -- A149.7 329 54 P 1 39.78 22.71 22.97 0.00 -0.26 0.80 W 0.393 0.00 41.0 1 3.27 E
B073 PB EHZ -- A149.9 133 54 PD 2 40.11 23.04 23.00 0.00 0.04 0.53 W 0.834 0.00 33.0 1 3.06 E