Event Number 1142

M2.0 m ESE of San Ramon, California at 2016/09/26 04:42:24 UTC / 2016/09/26 04:42:24 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 4.7km (2.9 mi)
HYPO2K = 4.8km (3.0 mi) Magnitude = -0.5

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2016/09/26 04:42:24  37.767 -121.953  M2.0   8.8 2km ESE of San Ramon, California

EQPROC Summary:

1142 2016Sep26  442 25.44  37.7714 -122.0061 12.48 0.00 19.7 39.1 196  4
JCPZ  SHZ PN 08 2016Sep26  442 32.17 P U0  34.6   0.00
CML   SHZ PN 07 2016Sep26  442 33.90 P U1  45.1   0.00
B054  EHZ PB -- 2016Sep26  442 29.81 P U0  19.7   0.00
B057  EHZ PB -- 2016Sep26  442 35.68 P U2  57.0   0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2016-09-26  0442 25.94  37 46.43  122W 0.49   9.52  0.00  0.77  3.83        2.48  2.48E    9.48
                                                                                          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  19.4  Emb  195   7   4   4   0   4                                 3  0.27 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
                                                     2.48      3  0.27 E     36  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 19.4 300 112  PU    29.81  3.87  3.87 0.00  0.00  1.23  W  0.999 0.00 17.0   1.84 E                        
 JCPZ PN SHZ 08 A 34.6 234 102  PU    32.17  6.23  6.23 0.00  0.00  1.23  W  0.999 0.00 30.0   2.48 E                        
 CML  PN SHZ 07 A 45.4 136  99  PU 1  33.90  7.96  7.96 0.00  0.00  0.92  W  1.000 0.00 38.0   2.75 E                        
 B057 PB EHZ -- A 56.5 301  97  PU 2  35.68  9.74  9.74 0.00  0.00  0.62  W  0.999 0.00 1.00 4                               

Event Files: September 2016