Event Number 877

M2.2 m ENE of San Ramon, California at 2015/10/17 17:07:23 UTC / 2015/10/17 17:07:23 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 7.7km (4.8 mi)
HYPO2K = 6.8km (4.3 mi) Magnitude = 0.0

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2015/10/17 17:07:23  37.789 -121.961  M2.2   8.3 1km ENE of San Ramon, California

EQPROC Summary:

877 2015Oct17 1707 25.11  37.7891 -122.0485 12.51 0.00 15.5 40.4 234  4
JCPZ  SHZ PN 08 2015Oct17 1707 31.57 P D3  33.0   0.00
ADUB1 SHZ PN 01 2015Oct17 1707 35.86 P D1  60.5   0.00
B054  EHZ PB -- 2015Oct17 1707 28.87 P U0  15.5   0.00
B057  EHZ PB -- 2015Oct17 1707 34.73 P D3  52.8   0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2015-10-17  1707 25.51  37 47.38  122W 2.27   9.02  0.01  2.56  4.03        2.19  2.19E
                                                                                          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  16.3  Emb  235   5   4   4   0   4                                 3  0.08 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.19      3  0.08 E
 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 16.3 299 115  PU    28.87  3.36  3.37 0.00 -0.01  1.78  W  0.999 0.00 23.0   2.11 E                        
 JCPZ PN SHZ 08 A 33.7 229 102  PD 3  31.57  6.06  6.06 0.00  0.00  0.44  W  0.999 0.00 33.0   2.57 E                        
 B057 PB EHZ -- A 53.4 300  97  PD 3  34.73  9.22  9.22 0.00  0.00  0.44  W  0.999 0.00 5.00 4 0.80XE                        
 ADUB1PN SHZ 01 A 60.4 175  96  PD 1  35.86 10.35 10.35 0.00  0.00  1.33  W  0.999 0.00 21.0   2.19 E                        

Event Files: October 2015