Event Number 2277

M2.4 m SW of Brentwood, CA - 2022/05/07 00:59:32 37.864 -121.786 M2.4 15.3 9km SW of Brentwood, CA at 2022/05/07 00:59:32 UTC / 2022/05/06 17:59:32 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 19.6km (12.2mi)
HYPO2K = 7.1km (4.4 mi) Magnitude = 0.3

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2022/05/07 00:59:32  37.864 -121.786  M2.4  15.3 9km SW of Brentwood, CA

EQPROC Summary:

2277 2022May 7   59 29.70  37.9884 -121.6276  1.50 0.06 52.4 88.9 265  4
ADUB1 SHZ PN 01 2022May 7   59 45.63 P ?0  88.0  -0.00
B054  EHZ PB -- 2022May 7   59 39.60 P D0  52.4  -0.00
B057  EHZ PB -- 2022May 7   59 44.76 P ?3  82.9  -0.00
B058  EHZ PB -- 2022May 7   59 54.49 P ?3 132.2   2.77

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2022-05-07  0059 34.24  37 50.720 121W51.798  1.49  0.13  6.17 13.06        2.15  2.15E    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  29.6  Emb  238   7   1   4   0   4      -                          3  0.92 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
                                                     2.15      3  0.92 E     17  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 29.6 274  35  PD    39.60  5.36  5.33 0.00  0.03  1.60  W  1.000 0.00 23.0   2.19 E                        
 B057 PB EHZ -- A 65.0 289  35  P  3  44.76 10.52 11.07 0.00 -0.55* 0.40  W  1.000 0.00 19.0 1 2.10 E                        
 ADUB1PN SHZ 01 A 67.2 189  35  P     45.63 11.39 11.43 0.00 -0.04  1.60  W  1.000 0.00 24.0   2.33 E                        
 B058 PB EHZ -- A118.7 167  35  P  3  54.49 20.25 19.81 0.00  0.44  0.40  W  1.000 0.00 1.00 4                               

Event Files: May 2022