Event Number 3035

M3.1 km WSW of Gustine, CA - 2026/10/22 04:18:34 37.170 -121.230 M3.1 -0.7 23 km WSW of Gustine, CA at 2026/10/22 04:18:34 UTC / 2026/10/21 21:18:34 PDT

Error Map and Stations Used to Locate Event


   

   





Errors from USGS Location and Magnitude:

EQPROC =  5.8km (3.6 mi)

HYPO2K =  7.5km (4.6 mi)
Magnitude = 0.2


USGS Report:


Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2026/10/22 04:18:34  37.170 -121.230  M3.1  -0.7 23 km WSW of Gustine, CA



EQPROC Summary:


3035 2026Oct22  418 36.17  37.1516 -121.2913  3.61 0.13 46.7 82.7 223  8
MTUMZ SHZ PN 01 2026Oct22  418 45.65 P ?3  53.5  -0.23
B058  EHZ PB -- 2026Oct22  418 44.73 P D2  46.7  -0.00
ADUB1 SHZ PN 01 2026Oct22  418 47.17 P ?3  61.7  -0.10
RE9A7 EHZ AM 00 2026Oct22  418 47.60 P ?0  63.6   0.00
GLFBZ SHZ PN 01 2026Oct22  418 50.82 P D0  82.6   0.01
LCGPZ SHZ PN 01 2026Oct22  418 52.49 P U1  92.2   0.18
B054  EHZ PB -- 2026Oct22  418 54.60 PnD0 112.4  -0.62
B057  EHZ PB -- 2026Oct22  418 59.19 PnD1 148.7  -0.66



HYPO2K Report:


 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2026-10-22  0418 36.82  37  9.819 121W18.322  3.55  0.44  3.71 37.45        2.91  2.91E    3.52
                                                                                          SOURCE
 NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X
    8    8  47.3  Emb  221  10   5   7   0   8      -                          6  2.55 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
                                                     2.91      6  2.55 E     26  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
 B058 PB EHZ -- A 47.3 212  91  PD 2  44.73  7.91  8.16 0.00 -0.25  0.74  W  0.998 0.00 45.0   2.91 E                        
 MTUMZPN SHZ 01 A 52.6 269  91  P  3  45.65  8.83  9.03 0.00 -0.20  0.37  W  0.253 0.00 31.0   2.56 E                        
 ADUB1PN SHZ 01 A 60.6 280  91  P  3  47.17 10.35 10.33 0.00  0.02  0.37  W  0.153 0.00 79.0   3.47 E                        
 RE9A7AM EHZ 00 A 62.0 351  91  P     47.60 10.78 10.56 0.00  0.22  1.47  W  0.990 0.00  230   4.50 E                        
 GLFBZPN SHZ 01 A 81.2 293  91  PD    50.82 14.00 13.69 0.00  0.31  1.47  W  0.565 0.00 31.0 1 2.59 E                        
 LCGPZPN SHZ 01 A 90.8 295  90  PU 1  52.49 15.67 15.25 0.00  0.42  1.11  W  0.246 0.00 5.00 4 0.84XE                        
 B054 PB EHZ -- A110.6 315  90  PD    54.60 17.78 18.49 0.00 -0.71* 1.47  W  0.792 0.00 43.0   2.94 E                        
 B057 PB EHZ -- A146.9 312  90  PD 1  59.19 22.37 24.35 0.00 -1.98* 0.00  W  0.000 0.00 15.0 4 1.96XE                        



Event Files: October 2026