Event Number 2536

M2.8 km WSW of Cupertino, CA - 2023/09/22 18:03:14 37.311 -122.071 M2.8 6.7 4 km WSW of Cupertino, CA at 2023/09/22 18:03:14 UTC / 2023/09/22 11:03:14 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 2.5km (1.5 mi)
HYPO2K = 7.5km (4.6 mi) Magnitude = 0.2

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2023/09/22 18:03:14  37.311 -122.071  M2.8   6.7 4 km WSW of Cupertino, CA

EQPROC Summary:

2536 2023Sep22 1803 14.65  37.3019 -122.0454 12.11 0.00 21.1 90.3 187  5
MTUMZ SHZ PN 01 2023Sep22 1803 19.19 P D0  21.1  -0.00
B054  EHZ PB -- 2023Sep22 1803 25.87 P D0  63.5  -0.00
B057  EHZ PB -- 2023Sep22 1803 30.14 P U3  92.8  -0.00
B058  EHZ PB -- 2023Sep22 1803 26.71 P D3  69.3  -0.00
B073  EHZ PB -- 2023Sep22 1803 46.94 PgU2 204.9   0.43

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2023-09-22  1803 14.54  37 15.943 122W 7.882 10.40  0.01  3.83  1.05        2.58  2.58E   10.36
                                                                                          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  24.2  Emb  200   6   5   5   0   5                                 4  2.58 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
                                                     2.58      4  2.58 E     39  4  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
 MTUMZPN SHZ 01 A 24.2 120 110  PD    19.19  4.65  4.65 0.00 -0.00  1.67  W  0.964 0.00 31.0   2.45 E                        
 B054 PB EHZ -- A 66.3 355  97  PD    25.87 11.33 11.33 0.00 -0.00  1.67  W  0.979 0.00 35.0   2.70 E                        
 B058 PB EHZ -- A 71.2 136  96  PD 3  26.71 12.17 12.14 0.00  0.03  0.42  W  0.284 0.00 37.0   2.76 E                        
 B057 PB EHZ -- A 92.8 336  95  PU 3  30.14 15.60 15.62 0.00 -0.02  0.42  W  0.782 0.00 31.0   2.61 E                        
 B073 PB EHZ -- A208.5 134  48  PU 2  46.94 32.40 32.40 0.00  0.00  0.83  W  0.990 0.00 1.00 4                               

Event Files: September 2023