Event Number 2455

M2.2 m SSE of Sunol, CA - 2023/04/27 04:12:23 37.546 -121.858 M2.2 5.9 7km SSE of Sunol, CA at 2023/04/27 04:12:23 UTC / 2023/04/26 21:12:23 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 7.6km (4.7 mi)
HYPO2K = 7.2km (4.5 mi) Magnitude = -0.3

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2023/04/27 04:12:23  37.546 -121.858  M2.2   5.9 7km SSE of Sunol, CA

EQPROC Summary:

2455 2023Apr27  412 24.76  37.5414 -121.9443  7.37 0.00 32.8 60.1 191  4
ADUB1 SHZ PN 01 2023Apr27  412 31.01 P U0  32.8  -0.00
B054  EHZ PB -- 2023Apr27  412 32.55 P U0  42.0  -0.00
B058  EHZ PB -- 2023Apr27  412 40.03 P ?2  88.5  -0.00
B057  EHZ PB -- 2023Apr27  412 38.35 P ?2  76.9  -0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2023-04-27  0412 25.17  37 32.382 121W56.345  7.36  0.04  2.01  6.97        2.50  2.50E    7.34
                                                                                          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  32.7  Emb  190   5   2   4   0   4      -                          2  2.49 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
                                                     2.50      2  2.49 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
 ADUB1PN SHZ 01 A 32.7 187  99  PU    31.01  5.84  5.85 0.00 -0.01  1.33  W  0.999 0.00 31.0   2.50 E                        
 B054 PB EHZ -- A 42.3 328  97  PU    32.55  7.38  7.41 0.00 -0.03  1.33  W  0.999 0.00 21.0   2.17 E                        
 B057 PB EHZ -- A 77.3 315  94  P  2  38.35 13.18 13.07 0.00  0.11  0.67  W  1.000 0.00 5.00 4 0.83XE                        
 B058 PB EHZ -- A 88.1 158  93  P  2  40.03 14.86 14.82 0.00  0.04  0.67  W  1.000 0.00 1.00 4                               

Event Files: April 2023