Event Number 2815

M3.2 km NW of Pinnacles, CA - 2025/10/08 09:46:19 36.574 -121.199 M3.2 7.1 7 km NW of Pinnacles, CA at 2025/10/08 09:46:19 UTC / 2025/10/08 02:46:19 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 3.2km (2.0 mi)
HYPO2K = 14.1km (8.8 mi) Magnitude = -0.4

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2025/10/08 09:46:19  36.574 -121.199  M3.2   7.1 7 km NW of Pinnacles, CA

EQPROC Summary:

2815 2025Oct 8  946 18.65  36.5636 -121.2321  2.31 0.25 40.4115.9 172  5
ATZ   SHZ PN 01 2025Oct 8  946 32.80 P ?0  74.7   0.62
B058  EHZ PB -- 2025Oct 8  946 26.36 P U0  40.4  -0.00
B054  EHZ PB -- 2025Oct 8  946 45.58 P D2 167.5   0.59
B057  EHZ PB -- 2025Oct 8  946 48.30 Pn?2 200.7  -0.93
B073  EHZ PB -- 2025Oct 8  946 35.78 P U2  95.9   0.19

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2025-10-08  0946 19.10  36 40.906 121W 6.324  2.30  0.46  7.74 39.34        3.56  3.56E    2.28
                                                                                          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  44.4  Emb  180   8   3   4   0   5      -                          3  2.03 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
                                                     3.56      3  2.03 E     22  3  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 44.4 288  90  PU    26.36  7.26  7.69 0.00 -0.43  1.33  W  1.000 0.00 53.0   3.07 E                        
 ATZ  PN SHZ 01 A 78.1 296  90  P     32.80 13.70 13.16 0.00  0.54* 1.33  W  1.000 0.00  167 1 4.21 E                        
 B073 PB EHZ -- A 99.5 144  90  PU 2  35.78 16.68 16.64 0.00  0.04  0.67  W  1.000 0.00 45.0   2.97 E                        
 B054 PB EHZ -- A162.9 324  90  PD 2  45.58 26.48 26.95 0.00 -0.47  0.67  W  0.999 0.00 1.00 4                               
 B057 PB EHZ -- A197.6 320  48  P  2  48.30 29.20 31.93 0.00 -2.73* 0.00  W  0.000 0.00 1.00 4                               

Event Files: October 2025