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Earthquake Hazards Program
Phase Data

Explanation of Parameters


      1 MAY 2008  (122)

     ot  = 20:53:28.25   +/-   0.00         CENTRAL CALIFORNIA              
     lat =      36.001   +/-    0.0
     lon =    -117.305   +/-    0.0                                       
     dep =         0.3   +/-    0.0   

     55 km (35 miles) NE of Ridgecrest, California (pop 24,000)
     95 km (60 miles) SE of Lone Pine, California (pop 1,600)
     195 km (120 miles) W of Las Vegas, Nevada
     470 km (290 miles) SE of SACRAMENTO, California
 
     ML 3.1 (PAS). Felt at Trona.

     nph =   12 of  16    se = 0.00    FE=040                            held

     error ellipse = (  0.0,  0.0,  0.0;  0.0,  0.0,  0.0;  0.0,  0.0,  0.0)

 mb = 0.0 (  0)  ML = 2.7 ( 11)  mblg = 0.0 (  0)  md = 3.5 (  4)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 GSC  eP      20:53:43.53  -0.2    0.8 150 d:9.5+1     3.4  L:4.9-1 .38 2.6  GSC 
 ISA  eP      20:53:46.92  -0.7    1.0 251 d:1.3+2     3.7  L:2.6-1 .30 2.5  ISA 
      eS      20:53:59.82  S res =  -0.8X
 OSI  eP      20:53:59.77  -0.8    1.8 220 d:5.3+1     3.3  L:9.5-2 .55 2.5  OSI 
 MWC  eP      20:54:00.80  -0.9    1.9 199 d:8.0+1     3.7  L:1.4-1 .45 2.7  MWC 
      eS      20:54:26.74  S res =   0.7X
 LDFC eP      20:54:00.99  -2.5    2.0 117 d:9.2+1     3.8X L:3.2-1 .88 3.2  LDFC
      eS      20:54:30.93  S res =  -0.4X
 PFO  eP      20:54:08.30  -1.7    2.5 163 d:9.4+1     4.0X L:5.8-2 .50 2.6  PFO 
 CMB  eP      20:54:19.61   0.0    3.2 310 d:8.9+1     4.3X L:3.9-2 .55 2.8  CMB 
 CCUT eP      20:54:24.74   0.4    3.5  63 d:1.1+2     4.6X L:1.7-2 1.0 2.6  CCUT
 BAR  eP      20:54:28.41   6.6    3.3 171 d:1.5+1     2.8X L:2.0-2 .93 2.6  BAR 
      eSg     20:55:12.26  S res =  -3.8X
 WUAZ ePg     20:54:57.88  -3.3    4.8  94 d:3.3+1     4.1X L:2.2-2 .70 3.2  WUAZ
 MSU  ePg     20:54:58.01  -2.2    4.8  57 d:3.0+1     3.9X L:6.1-3 .54 2.6  MSU 
 M13A ePg     20:55:22.56   1.5    5.9  24 d:1.5+1     3.7X L:7.2-3 .75 2.9X M13A
                                           b:4.6+0 .75 4.3X



 Generated 2008 MAY 13 at 20:26 UTC

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver


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