Event Number 2986

M2.7 km NNE of San Leandro, CA - 2026/07/23 00:52:11 37.740 -122.148 M2.7 3.5 2 km NNE of San Leandro, CA at 2026/07/23 00:52:11 UTC / 2026/07/22 17:52:11 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 10.9km (6.8 mi)
HYPO2K = 14.6km (9.1 mi) Magnitude = 0.1

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2026/07/23 00:52:11  37.740 -122.148  M2.7   3.5 2 km NNE of San Leandro, CA

EQPROC Summary:

2986 2026Jul23   52 11.21  37.8274 -122.0920 13.39 0.00 10.2 64.5 220  5
ADUB1 SHZ PN 01 2026Jul23   52 22.57 P U1  65.2   0.00
MTUMZ SHZ PN 01 2026Jul23   52 24.27 P ?1  76.9   0.00
B054  EHZ PB -- 2026Jul23   52 14.39 P D0  10.2   0.00
B057  EHZ PB -- 2026Jul23   52 19.96 P U1  47.3   0.00
B058  EHZ PB -- 2026Jul23   52 30.93 Pg?3 122.8  -0.05

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2026-07-23  0052 11.18  37 50.430 122W 2.739 11.34  0.04  7.97  1.84        2.62  2.62E   11.30
                                                                                          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  13.7  Emb  235   6   3   4   0   5      -                          4  2.62 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
                                                     2.62      4  2.62 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
 B054 PB EHZ -- A 13.7 280 126  PD    14.39  3.21  3.21 0.00  0.00  1.23  W  1.000 0.00 43.0   2.72 E                        
 B057 PB EHZ -- A 50.2 295 100  PU 1  19.96  8.78  8.77 0.00  0.01  0.92  W  0.999 0.00 29.0   2.51 E                        
 ADUB1PN SHZ 01 A 66.1 174  98  PU 1  22.57 11.39 11.32 0.00  0.07  0.92  W  1.000 0.00 46.0   2.97 E                        
 MTUMZPN SHZ 01 A 77.4 170  97  P  1  24.27 13.09 13.15 0.00 -0.06  0.92  W  1.000 0.00 23.0   2.32 E                        
 B058 PB EHZ -- A122.7 160  94  P  3  30.93 19.75 20.47 0.00 -0.72* 0.00  W  0.000 0.00 1.00 4                               

Event Files: July 2026