Event Number 2812

M3.0 km SE of Berkeley, CA - 2025/09/23 01:21:57 37.858 -122.245 M3.0 7.1 3 km SE of Berkeley, CA at 2025/09/23 01:21:57 UTC / 2025/09/22 18:21:57 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 6.2km (3.8 mi)
HYPO2K = 5.7km (3.5 mi) Magnitude = 0.2

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2025/09/23 01:21:57  37.858 -122.245  M3.0   7.1 3 km SE of Berkeley, CA

EQPROC Summary:

2812 2025Sep23  121 57.49  37.9125 -122.2314  2.25 0.13  6.5 56.8 221  5
GLFBZ SHZ PN 01 2025Sep23  122  6.44 P U3  52.5  -0.81
B057  EHZ PB -- 2025Sep23  122  3.68 P U0  32.1  -0.13
B054  EHZ PB -- 2025Sep23  121 59.20 P U0   6.5   0.00
B058  EHZ PB -- 2025Sep23  122 18.23 Pn?2 136.3  -1.65 WAIF
B058  EHZ PB -- 2025Sep23  122 18.23 Pg?2 136.3  -2.11 WAIF
B058  EHZ PB -- 2025Sep23  122 20.97 PgU1 136.3   0.63

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2025-09-23  0121 58.09  37 54.551 122W14.147  1.95  0.29 13.18 25.46        2.83  2.83E    1.94
                                                                                          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   6.3  Emb  214  21   4   4   0   4      -                          4  2.83 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
                                                     2.83      4  2.83 E     14  3  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  6.3 149  65  PU    59.20  1.11  1.50 0.00 -0.39  1.37  W  0.999 0.00 55.0   2.89 E                        
 B057 PB EHZ -- A 31.8 295  65  PU    63.68  5.59  5.64 0.00 -0.05  1.37  W  1.000 0.00 41.0   2.76 E                        
 GLFBZPN SHZ 01 A 52.1 171  65  PU 3  66.44  8.35  8.94 0.00 -0.59* 0.34  W  0.999 0.00 45.0   2.92 E                        
 B058 PB EHZ -- A136.1 154  65  PU 1  80.97 22.88 22.61 0.00  0.27  0.91  W  1.000 0.00 31.0 3 2.65 E                        

Event Files: September 2025