Event Number 2344

M2.8 m NNE of Alum Rock, CA - 2022/11/03 15:45:22 37.429 -121.776 M2.8 7.5 8km NNE of Alum Rock, CA at 2022/11/03 15:45:22 UTC / 2022/11/03 08:45:22 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 1.7km (1.1 mi)
HYPO2K = 3.5km (2.2 mi) Magnitude = 0.1

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2022/11/03 15:45:22  37.429 -121.776  M2.8   7.5 8km NNE of Alum Rock, CA

EQPROC Summary:

2344 2022Nov 3 1545 22.41  37.4394 -121.7620 10.47 0.08 28.7 57.5 185  7
ADUB1 SHZ PN 01 2022Nov 3 1545 28.08 P D0  28.7  -0.00
MTUMZ SHZ PN 01 2022Nov 3 1545 28.68 P U0  34.0  -0.26
ATZ   SHZ PN 01 2022Nov 3 1545 32.06 P ?0  52.6  -0.00
B054  EHZ PB -- 2022Nov 3 1545 33.45 P D3  60.6   0.10
B058  EHZ PB -- 2022Nov 3 1545 35.07 P U3  72.9  -0.07
B057  EHZ PB -- 2022Nov 3 1545 38.58 P ?0  96.4   0.00
B073  EHZ PB -- 2022Nov 3 1545 53.54 PgD3 201.2  -0.33

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2022-11-03  1545 22.57  37 27.293 121W45.390  6.30  0.13  2.79 12.70        2.74  2.74E    6.26
                                                                                          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  30.4  Emb  215   8   5   5   0   7      -                          5  0.30 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
                                                     2.74      5  0.30 E     34  5  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 30.4 221  98  PD    28.08  5.51  5.46 0.00  0.05  1.18  W  0.829 0.00 55.0   3.04 E                        
 MTUMZPN SHZ 01 A 35.7 201  97  PU    28.68  6.11  6.32 0.00 -0.21  1.18  W  0.673 0.00 35.0   2.64 E                        
 ATZ  PN SHZ 01 A 54.4 194  94  P     32.06  9.49  9.34 0.00  0.15  1.18  W  0.999 0.00 23.0 4 2.27XE                        
 B054 PB EHZ -- A 59.6 320  94  PD 3  33.45 10.88 10.18 0.00  0.70* 0.00  W  0.000 0.00 37.0   2.74 E                        
 B058 PB EHZ -- A 74.4 167  93  PU 3  35.07 12.50 12.59 0.00 -0.09  0.29  W  0.498 0.00 33.0   2.64 E                        
 B057 PB EHZ -- A 95.5 312  92  P     38.58 16.01 16.02 0.00 -0.01  1.18  W  0.998 0.00 33.0   2.67 E                        
 B073 PB EHZ -- A203.0 145  48  PD 3  53.54 30.97 32.16 0.00 -1.19* 0.00  W  0.000 0.00 1.00 4                               

Event Files: November 2022