Event Number 2441

M4.4 m WNW of Cobb, CA - 2023/04/12 05:39:51 38.836 -122.807 M4.4 2.0 7km WNW of Cobb, CA at 2023/04/12 05:39:51 UTC / 2023/04/11 22:39:51 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 46.6km (29.0mi)
HYPO2K = 32.3km (20.1mi) Magnitude = 0.6

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2023/04/12 05:39:51  38.836 -122.807  M4.4   2.0 7km WNW of Cobb, CA

EQPROC Summary:

2441 2023Apr12  539 58.42  38.4736 -122.5367  1.50 0.22 49.7126.7 324  7
LCGPZ SHZ PN 01 2023Apr12  540 18.63 P D0 111.6   0.82
ATZ   SHZ PN 01 2023Apr12  540 26.84 P ?3 175.4   0.89
ADUB1 SHZ PN 01 2023Apr12  540 22.06 P U0 144.8   0.01
B057  EHZ PB -- 2023Apr12  540  7.85 P U0  49.7   0.00
B054  EHZ PB -- 2023Apr12  540 11.63 P ?3  74.4  -0.41
B058  EHZ PB -- 2023Apr12  540 27.97 PnD3 204.3  -1.65
B073  EHZ PB -- 2023Apr12  540 46.10 P D3 334.7  -0.14

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2023-04-12  0539 47.52  39  7.138 122W43.314  0.48  0.32 15.84 24.17        3.79  3.79E    0.48
                                                                                          SOURCE
 NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X
    7    7 121.9  Emb  348  21   5   5   0   7      -                          6  3.69 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
                                                     3.79      6  3.69 E      1  0  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
 B057 PB EHZ -- A121.9 173  27  PU    67.85 20.33 20.61 0.00 -0.28  1.74  W  0.999 0.00  103   3.79 E                        
 B054 PB EHZ -- A147.0 161  27  P  3  71.63 24.11 24.68 0.00 -0.57* 0.44  W  0.999 0.00 91.0   3.70 E                        
 LCGPZPN SHZ 01 A184.9 166  24  PD    78.63 31.11 30.74 0.00  0.37  1.74  W  0.999 0.00  121   4.02 E                        
 ADUB1PN SHZ 01 A217.7 162  20  PU    82.06 34.54 34.78 0.00 -0.24  1.74  W  0.966 0.00  347 2 5.07 E                        
 ATZ  PN SHZ 01 A248.4 162  20  P  3  86.84 39.32 38.54 0.00  0.78* 0.32  W  0.033 0.00  205 1 4.60 E                        
 B058 PB EHZ -- A276.3 158  20  PD 3  87.97 40.45 41.95 0.00 -1.50* 0.00  W  0.000 0.00 63.0 1 3.49 E                        
 B073 PB EHZ -- A404.4 149  20  PD 3 106.10 58.58 57.61 0.00  0.97* 0.01  W  0.000 0.00 1.00 4                               

Event Files: April 2023