Event Number 2339

M2.6 m SE of Pleasanton, CA - 2022/10/31 06:06:05 37.626 -121.817 M2.6 7.9 6km SE of Pleasanton, CA at 2022/10/31 06:06:05 UTC / 2022/10/30 23:06:05 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 1.9km (1.2 mi)
HYPO2K = 1.8km (1.1 mi) Magnitude = -0.8

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2022/10/31 06:06:05  37.626 -121.817  M2.6   7.9 6km SE of Pleasanton, CA

EQPROC Summary:

2339 2022Oct31  606  5.77  37.6415 -121.8071  1.50 0.03 42.3 66.0 223  4
ADUB1 SHZ PN 01 2022Oct31  606 14.64 P U1  46.4  -0.00
B054  EHZ PB -- 2022Oct31  606 13.95 P U0  42.3  -0.00
B057  EHZ PB -- 2022Oct31  606 19.40 P ?3  79.5  -0.85
B058  EHZ PB -- 2022Oct31  606 22.83 P D3  95.7  -0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2022-10-31  0606  6.85  37 38.093 121W50.388  1.48  0.11  3.85 11.80        3.40  3.40E    1.47
                                                                                          SOURCE
 NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X
    4    4  40.4  Emb  216   9   3   4   0   4      -                          3  1.70 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
                                                     3.40      3  1.70 E     15  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
 B054 PB EHZ -- A 40.4 309  35  PU    13.95  7.10  7.07 0.00  0.03  1.78  W  1.000 0.00 65.0   3.26 E                        
 ADUB1PN SHZ 01 A 44.8 197  35  PU 1  14.64  7.79  7.79 0.00 -0.00  1.33  W  1.000 0.00 87.0   3.54 E                        
 B057 PB EHZ -- A 77.3 305  35  P  3  19.40 12.55 13.08 0.00 -0.53* 0.44  W  0.999 0.00 23.0 2 2.30 E                        
 B058 PB EHZ -- A 95.5 165  35  PD 3  22.83 15.98 16.04 0.00 -0.06  0.44  W  1.000 0.00 1.00 4                               

Event Files: October 2022