Event Number 2289

M2.5 m SSE of Portola Valley, CA - 2022/06/17 11:08:02 37.339 -122.204 M2.5 8.7 6km SSE of Portola Valley, CA at 2022/06/17 11:08:02 UTC / 2022/06/17 04:08:02 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 2.2km (1.4 mi)
HYPO2K = 7.3km (4.5 mi) Magnitude = -0.4

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2022/06/17 11:08:02  37.339 -122.204  M2.5   8.7 6km SSE of Portola Valley, CA

EQPROC Summary:

2289 2022Jun17 1108  2.69  37.3229 -122.2186 14.06 0.20 22.7 54.8 195  6
ADUB1 SHZ PN 01 2022Jun17 1108  7.42 P D0  22.7  -0.20
MTUMZ SHZ PN 01 2022Jun17 1108  9.74 P ?0  34.0   0.34
ATZ   SHZ PN 01 2022Jun17 1108 11.19 P ?3  47.6  -0.23
B054  EHZ PB -- 2022Jun17 1108 13.23 P D3  59.7   0.04
B058  EHZ PB -- 2022Jun17 1108 16.22 P ?2  80.9  -0.07
B057  EHZ PB -- 2022Jun17 1108 16.74 P D1  84.0  -0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2022-06-17  1108  2.66  37 18.754 122W16.393  8.54  0.31  7.73 20.98        2.87  2.87E    8.51
                                                                                          SOURCE
 NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X
    6    6  27.0  Emb  205   6   3   6   0   6      -                          5  0.34 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
                                                     2.87      5  0.34 E     32  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 27.0 105 104  PD     7.42  4.76  4.99 0.00 -0.23  1.60  W  0.840 0.00 47.0   2.87 E                        
 MTUMZPN SHZ 01 A 37.7 117 100  P      9.74  7.08  6.70 0.00  0.38  1.60  W  0.516 0.00 22.0   2.20 E                        
 ATZ  PN SHZ 01 A 49.8 138  97  P  3  11.19  8.53  8.64 0.00 -0.11  0.40  W  0.440 0.00 61.0   3.21 E                        
 B054 PB EHZ -- A 61.1   6  96  PD 3  13.23 10.57 10.47 0.00  0.10  0.40  W  0.622 0.00 27.0   2.43 E                        
 B057 PB EHZ -- A 83.4 343  94  PD 1  16.74 14.08 14.07 0.00  0.01  1.20  W  0.970 0.00 21.0   2.22 E                        
 B058 PB EHZ -- A 83.9 132  94  P  2  16.22 13.56 14.15 0.00 -0.59* 0.80  W  0.609 0.00 1.00 4                               

Event Files: June 2022