Event Number 1585

M2.1 m NE of San Ramon, CA at 2018/05/15 07:59:08 UTC / 2018/05/15 07:59:08 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 10.8km (6.7 mi)
HYPO2K = 12.7km (7.9 mi) Magnitude = 0.2

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2018/05/15 07:59:08  37.787 -121.968  M2.1  16.6 1km NE of San Ramon, CA

EQPROC Summary:

1585 2018May15  759 10.40  37.7838 -122.0903 15.70 0.04 12.8 53.6 218  4
ADUB1 SHZ PN 01 2018May15  759 20.54 P D2  60.4  -0.38
ATZ   SHZ PN 01 2018May15  759 25.40 P D1  91.1   0.00
B057  EHZ PB -- 2018May15  759 19.39 P U2  49.9   0.00
B054  EHZ PB -- 2018May15  759 14.15 P U0  12.8   0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2018-05-15  0759 10.40  37 45.44  122W 6.20  15.81  0.01  6.51  4.12        1.94  1.94E   15.79
                                                                                          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  14.2  Emb  204   5   4   4   0   4      -                          3  0.05 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
                                                     1.94      3  0.05 E     13  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 14.2 324 136  PU    14.15  3.75  3.75 0.00  0.00  1.45  W  0.999 0.00 17.0   1.89 E                        
 B057 PB EHZ -- A 50.5 307 105  PU 2  19.39  8.99  8.99 0.00  0.00  0.73  W  0.999 0.00 15.0   1.94 E                        
 ADUB1PN SHZ 01 A 57.6 169 103  PD 2  20.54 10.14 10.11 0.00  0.03  0.73  W  0.999 0.00 17.0   2.07 E                        
 ATZ  PN SHZ 01 A 88.4 168  99  PD 1  25.40 15.00 15.01 0.00 -0.01  1.09  W  0.999 0.00 3.00 4 0.43XE                        

Event Files: May 2018