Event Number 2803

M3.9 km NNW of San Simeon, CA - 2025/08/14 13:41:47 35.815 -121.320 M3.9 8.3 22 km NNW of San Simeon, CA at 2025/08/14 13:41:47 UTC / 2025/08/14 06:41:47 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 13.1km (8.2 mi)
HYPO2K = 10.3km (6.4 mi) Magnitude = 0.3

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2025/08/14 13:41:47  35.815 -121.320  M3.9   8.3 22 km NNW of San Simeon, CA

EQPROC Summary:

2803 2025Aug14 1341 49.06  35.9142 -121.2406  8.00 0.21 68.0153.1 247  5
ATZ   SHZ PN 01 2025Aug14 1342 10.09 P D0 131.7   0.00
B058  EHZ PB -- 2025Aug14 1342  6.38 P U0 102.8   0.00
RE9A7 EHZ AM 00 2025Aug14 1342 25.47 Pg?0 200.7   4.80
B073  EHZ PB -- 2025Aug14 1342  1.25 P D0  68.0   0.00
B057  EHZ PB -- 2025Aug14 1342 26.73 P D1 262.3   0.01

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2025-08-14  1341 47.57  35 44.680 121W23.338  8.00  2.14 79.26 16.79        3.59  3.59E    7.95
                                                                                          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  85.8  Emb  264   9   4   5   0   5      #                          3  1.79 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
                                                     3.59      3  1.79 E     53  1  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
 B073 PB EHZ -- A 85.8  74  94  PD    61.25 13.68 14.46 0.00 -0.78* 1.05  W  0.999 0.00 89.0   3.61 E                        
 B058 PB EHZ -- A118.3 352  92  PU    66.38 18.81 19.73 0.00 -0.92* 1.05  W  0.678 0.00 81.0   3.56 E                        
 ATZ  PN SHZ 01 A144.3 342  92  PD    70.09 22.52 23.96 0.00 -1.44* 1.05  W  0.668 0.00  313 2 4.89 E                        
 RE9A7AM EHZ 00 A218.7   0  48  P     85.47 37.90 33.90 0.00  4.00* 1.05  W  0.878 0.00 3.00 4 0.49XE                        
 B057 PB EHZ -- A274.2 338  48  PD 1  86.73 39.16 40.68 0.00 -1.52* 0.79  W  0.774 0.00 1.00 4                               

Event Files: August 2025