Event Number 521

M2.7 m SE of Livermore, California at 2014/05/03 18:28:27 UTC / 2014/05/03 18:28:27 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 2.9km (1.8 mi)
HYPO2K = 4.1km (2.5 mi) Magnitude = 0.0

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2014/05/03 18:28:27  37.634 -121.698  M2.7   4.4 8km SE of Livermore, California

EQPROC Summary:

521 2014May 3 1828 28.29  37.6597 -121.7018 12.45 0.09 18.4 59.6 157  6
CBS   SHZ PN 07 2014May 3 1828 32.44 P D0  18.4  -0.02
ADUB1 SHZ PN 01 2014May 3 1828 37.80 P U0  52.0   0.00
JCPZ  SHZ PN 08 2014May 3 1828 38.13 P U0  55.4  -0.17
B057  EHZ PB -- 2014May 3 1828 42.83 P ?0  86.5  -0.00
B058  EHZ PB -- 2014May 3 1828 44.99 P U2  96.2   0.74
B054  EHZ PB -- 2014May 3 1828 37.54 P U0  49.2   0.14

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG1 FMAG1 PMAG
 2014-05-03  1828 28.40  37 40.16  121W41.77  15.60  0.20  2.03  6.52        2.70  2.70E
                                                                                          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  17.2  Emb  157  15   5   6   0   6                                 4  0.16 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.70      4  0.16 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
 CBS  PN SHZ 07 A 17.2  16 130  PD    32.44  4.04  4.08 0.00 -0.04  1.09  W  0.983 0.00 39.0 4 2.71XE                        
 B054 PB EHZ -- A 49.1 296 106  PU    37.54  9.14  8.77 0.00  0.37  1.09  W  0.360 0.00 31.0   2.63 E                        
 ADUB1PN SHZ 01 A 53.1 209 104  PU    37.80  9.40  9.39 0.00  0.01  1.09  W  0.694 0.00 37.0   2.81 E                        
 JCPZ PN SHZ 08 A 56.1 261 104  PU    38.13  9.73  9.86 0.00 -0.13  1.09  W  0.524 0.00  119 1 3.94 E                        
 B057 PB EHZ -- A 86.2 298  99  P     42.83 14.43 14.66 0.00 -0.23  1.09  W  0.734 0.00 25.0   2.47 E                        
 B058 PB EHZ -- A 97.1 173  98  PU 2  44.99 16.59 16.40 0.00  0.19  0.55  W  0.703 0.00 7.00 4 1.25XE                        

Event Files: May 2014