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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     12 MAY 2008  (133)

     ot  = 02:21:46.99   +/-   0.26              KURIL ISLANDS                   
     lat =      46.561   +/-    6.4
     lon =     152.802   +/-    4.4              MAGNITUDE 4.9 (GS)       
     dep =        35.0  (geophysicist)

     410 km (255 miles) ENE of Kuril'sk, Kuril Islands
     520 km (325 miles) SSW of Severo-Kuril'sk, Kuril Islands, Russia
     1635 km (1010 miles) NE of TOKYO, Japan
     7170 km (4450 miles) NE of MOSCOW, Russia

     nph =  118 of 172    se = 1.24    FE=221                            A   

     error ellipse = (156.6,  0.0,  8.8; 66.6,  0.0,  4.9;  0.0,  0.0,  0.0)

 mb = 4.9 ( 80)  ML = 0.0 (  0)  mblg = 3.9 (  5)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 YSS  ePn     02:23:27.45   1.7    6.9 277 g:1.9-2 .70 3.1                   YSS 
 PETK Pn      02:23:29.40  -1.3    7.3  24                                   PETK
      LR      02:26:25.55                                  
 PEA0BePn     02:23:29.91  -0.8    7.3  24 d:1.9+2     6.5X                  PEA0
      eS      02:24:57.94  S res =   5.9X
 PET  ePn     02:23:37.24   3.6X   7.5  28                                   PET 
      eSn     02:24:57.60  S res =   0.3X
 ERM  ePn     02:23:44.10  -0.3    8.3 240 g:2.1-1 1.3 4.0                   ERM 
      eSn     02:25:15.54  S res =  -1.1X
 MAJO ePn     02:25:12.77  -0.8   14.8 233                                   MAJO
 MJAR Pn      02:25:12.93  -0.7   14.8 233                                   MJAR
 MDJ  ePn     02:25:33.75   0.0   16.4 272 g:2.3-2 .95 3.7  b:2.3+1 .95 4.3  MDJ 
 YAK  eP      02:26:23.92   3.8X  20.4 328 g:4.7-2 .70 4.3  b:4.7+1 .70 4.9  YAK 
 INCN eP      02:26:33.90   2.7   21.4 254 g:3.7-2 .95 4.1  b:3.0+1 .75 4.8  INCN
 SONM P       02:28:01.43  -1.4   31.2 290                                   SONM
      LR      02:41:28.68                                  
 TTA  eP      02:28:12.72  -3.1X  32.7  41 b:2.6+1 1.4 4.9                   TTA 
 KDAK P       02:28:28.90  -1.5   34.4  51                                   KDAK
      LR      02:41:17.23                                  
 KTH  eP      02:28:35.22  -0.9   35.0  40 b:6.1+1 1.4 5.3                   KTH 
 BPAW eP      02:28:39.26   3.3X  35.0  39 b:2.2+1 1.3 4.9                   BPAW
 MCK  eP      02:28:43.08  -0.6   35.9  40 b:9.0+0 .98 4.7                   MCK 
 COLA eP      02:28:46.97  -0.7   36.4  38 b:1.6+1 1.0 4.9                   COLA
 BMRM eP      02:29:04.65   2.4   38.1  45 b:2.2+1 .98 5.0                   BMRM
      ePcP    02:31:16.66   0.2X
 EGAK eP      02:29:14.13   2.2   39.3  38 b:2.1+1 1.1 4.8                   EGAK
 DAWY eP      02:29:23.63   4.6X  40.1  39                                   DAWY
 INK  eP      02:29:33.83   0.2   41.9  32 b:1.8+1 .90 4.8                   INK 
 HYT  eP      02:29:35.69   4.7X  41.6  44                                   HYT 
 ZALV P       02:29:37.51  -1.4   42.5 306                                   ZALV
      PcP     02:31:29.42  -1.4X
      LR      02:48:48.28                                  
 DLBC eP      02:30:06.52   0.9   45.9  46                                   DLBC
 MKAR P       02:30:12.02  -1.2   46.8 297                                   MKAR
      PcP     02:31:45.51  -0.3X
      LR      02:51:03.78                                  
 MK31 eP      02:30:12.76  -0.5   46.8 297                                   MK31
 KURK eP      02:30:16.11  -0.6   47.3 304 b:8.1+0 .80 4.8                   KURK
 LSA  eP      02:30:40.54   1.7   50.1 273 b:1.6+1 .65 5.2                   LSA 
 BVAR P       02:30:41.41  -2.2   50.8 309                                   BVAR
      PcP     02:31:59.39  -0.6X
      LR      02:54:06.86                                  
 RES  eP      02:30:45.93   0.6   51.1  18 b:8.5+0 1.1 4.6                   RES 
 YKA  P       02:30:45.99  -0.4   51.2  37                                   YKA 
      PcP     02:32:00.50  -0.7X
      LR      02:55:57.22                                  
 BRVK eP      02:30:47.50   3.6X  50.9 309 b:8.2+0 .90 4.7                   BRVK
 CMAR P       02:30:54.70   0.9   52.1 256                                   CMAR
      LR      02:54:40.45                                  
 AAK  eP      02:31:05.80   0.2   53.7 296 b:6.0+0 .80 4.7                   AAK 
 AML  eP      02:31:15.78   4.3X  54.5 296 b:3.6+0 .78 4.5                   AML 
 ARU  eP      02:31:17.01   2.6   55.0 317 b:1.3+1 1.2 4.8                   ARU 
 ETW  eP      02:31:22.20  -0.1   56.1  55                                   ETW 
 HAWA eP      02:31:33.69   3.5X  57.2  55 b:1.6+1 1.0 5.0                   HAWA
 ARCESP       02:31:34.01  -1.3   58.0 341                                   ARCE
      LR      02:58:45.28                                  
 NEW  eP      02:31:35.39   3.2X  57.5  52 b:1.2+1 1.2 4.8                   NEW 
 ABKAReP      02:31:37.77  -0.8   58.4 310 b:2.5+0 .43 4.6                   ABKA
 BSMT eP      02:31:42.83  -0.1   59.0  52                                   BSMT
 JTMT eP      02:31:45.68   0.5   59.3  52                                   JTMT
 SWMT eP      02:31:47.41   0.2   59.6  52                                   SWMT
 MSO  eP      02:31:49.56  -0.7   60.0  52 b:2.0+1 1.4 5.0                   MSO 
 SLMT eP      02:31:49.78  -0.5   60.0  52                                   SLMT
 WVOR eP      02:31:50.45   0.2   60.0  59 b:1.2+1 1.0 5.0                   WVOR
 CHMT eP      02:31:51.51  -1.1   60.4  52                                   CHMT
 OHCM eP      02:31:54.38   3.1X  60.2  63                                   OHCM
 FFC  eP      02:31:56.07  -0.5   61.0  40 b:2.1+1 1.0 5.2                   FFC 
 SUMG eP      02:31:56.69   0.7   60.9   4 b:2.9+1 1.1 5.3                   SUMG
 FCC  eP      02:31:59.15  -0.8   61.5  33 b:5.0-1 .90 3.6X                  FCC 
 LRM  eP      02:31:59.54  -0.6   61.5  52                                   LRM 
 EGMT eP      02:31:59.92  -0.5   61.5  49 b:2.1+1 1.0 5.2                   EGMT
 CMB  eP      02:32:00.73  -0.7   61.7  64 b:1.1+1 1.0 4.9                   CMB 
 HLID eP      02:32:01.54  -0.7   61.8  55 b:7.5+0 1.1 4.7                   HLID
 MCMT eP      02:32:03.10   0.2   61.9  54 b:3.2+0 .94 4.4                   MCMT
 KBL  eP      02:32:03.43   0.1   61.9 292 b:1.7+1 .95 5.2                   KBL 
 BOZ  eP      02:32:03.59  -0.2   62.0  52 b:3.1+1 1.5 5.2                   BOZ 
 DLMT eP      02:32:04.94   3.5X  61.7  53 b:4.0+1 2.0 5.2                   DLMT
 WAKR eP      02:32:06.93   3.4X  62.0  63                                   WAKR
 NVAR P       02:32:07.85  -0.7   62.7  62                                   NVAR
 QLMT eP      02:32:07.98  -0.1   62.7  53                                   QLMT
 GCMT eP      02:32:10.40   0.1   63.0  51 b:4.7+0 .74 4.7                   GCMT
 N12A eP      02:32:11.07  -0.2   63.1  58 b:1.6+1 1.3 5.0                   N12A
 IMW  eP      02:32:14.31   0.3   63.5  53 b:7.6+0 .98 4.8                   IMW 
 MTUM eP      02:32:15.57   3.6X  63.2  63                                   MTUM
 TPAW eP      02:32:15.90   0.3   63.8  54 b:1.5+1 .80 5.1                   TPAW
 FINESP       02:32:16.10  -1.0   64.1 335                                   FINE
      LR      03:03:01.85                                  
 REDW eP      02:32:16.63   0.1   63.9  54 b:1.5+1 .95 5.1                   REDW
 RRI2 eP      02:32:18.91   4.0X  63.7  54 b:1.6+1 .75 5.2                   RRI2
 HWUT eP      02:32:20.94  -0.3   64.7  56 b:2.5+1 1.4 5.1                   HWUT
 SPUT eP      02:32:21.46   2.3   64.3  56 b:1.1+1 .94 4.9                   SPUT
 DUG  eP      02:32:22.10  -0.4   64.9  58 b:1.5+1 1.0 5.0                   DUG 
 BW06 eP      02:32:23.01  -0.7   65.0  54 b:9.6+0 .95 4.9                   BW06
 PDAR P       02:32:23.04  -0.7   65.0  54                                   PDAR
      LR      03:01:20.37                                  
 GSC  eP      02:32:27.41  -0.2   65.6  64 b:1.1+1 1.0 4.9                   GSC 
 JLU  eP      02:32:28.43   2.4   65.4  56 b:2.3+1 1.8 5.0                   JLU 
 MWC  eP      02:32:29.92   2.7   65.6  66 b:2.1+1 1.3 5.1                   MWC 
 NLU  eP      02:32:30.02   3.6X  65.4  57 b:8.7+0 .88 4.9                   NLU 
 MSU  eP      02:32:32.17   0.0   66.3  59                                   MSU 
 SHPR eP      02:32:32.24   3.1X  65.9  62                                   SHPR
 ULM  P       02:32:33.65  -1.1   66.8  41                                   ULM 
      LR      03:04:09.86                                  
 CCUT eP      02:32:34.50   2.7   66.3  60 b:1.2+1 1.1 4.9                   CCUT
 RSSD eP      02:32:35.04  -2.0X  67.1  50 b:4.0+0 .51 4.8                   RSSD
 SRU  eP      02:32:35.07  -0.7   66.9  57 b:1.8+1 .90 5.2                   SRU 
 TMUT eP      02:32:35.40   2.8   66.4  57 b:8.2+0 .90 4.8                   TMUT
 CTA  P       02:32:35.47   1.9   66.6 187                                   CTA 
 WRAB eP      02:32:42.13  -1.9   68.3 199 b:1.1+1 .98 4.9                   WRAB
 WRA  P       02:32:42.31  -1.8   68.3 199                                   WRA 
      LR      02:59:16.21                                  
 NB2  P       02:32:43.40  -0.9   68.3 341                                   NB2 
 WB2  eP      02:32:43.54  -0.6   68.3 199                                   WB2 
 NOA  P       02:32:43.88  -0.4   68.3 341                                   NOA 
      LR      03:05:56.64                                  
 AGMN eP      02:32:44.40   0.7   68.2  42 b:2.9+1 1.5 5.1                   AGMN
 FITZ P       02:32:45.96  -2.0   68.9 208                                   FITZ
 ISCO eP      02:32:50.18  -0.3   69.2  54 b:6.0+0 .91 4.6                   ISCO
 MVCO eP      02:32:50.59  -0.7   69.4  57 b:9.3+0 .90 4.8                   MVCO
 WUAZ eP      02:32:51.49   3.7X  68.8  61 b:9.1+0 1.0 4.8                   WUAZ
 SDCO eP      02:32:58.93  -0.7   70.7  55                                   SDCO
 EYMN eP      02:33:00.24   2.7   70.5  40 b:3.0+1 1.6 5.1                   EYMN
 ECSD eP      02:33:00.61  -1.3   71.2  46 b:1.2+1 1.0 4.9                   ECSD
 KIV  eP      02:33:02.34   2.7   70.8 314 b:1.4+1 .90 5.0                   KIV 
 AKASGP       02:33:02.67  -1.6   71.6 326                                   AKAS
      LR      03:06:09.02                                  
 TUC  eP      02:33:03.49   0.2   71.4  63 b:6.3+0 1.0 4.6                   TUC 
 ASAR P       02:33:06.64  -0.1   72.0 198                                   ASAR
 LAZ  eP      02:33:07.84  -0.1   72.1  59 b:2.2+0 1.0 4.1                   LAZ 
 ANMO eP      02:33:11.38   3.4X  72.1  58 b:2.9+1 2.2 4.9                   ANMO
 GNI  eP      02:33:12.22   2.1   72.5 310 b:1.8+1 1.0 5.0                   GNI 
 SCHQ P       02:33:14.63  -1.4   73.6  23                                   SCHQ
      LR      03:05:32.59                                  
 GDL2 eP      02:33:25.79  -0.8   75.3  59                                   GDL2
 BUR08eP      02:33:28.04  -0.1   75.6 326                                   BUR0
 STHS eP      02:33:29.30   1.5   75.6 330 b:1.1+1 1.0 4.8                   STHS
 KOLS eP      02:33:31.70   3.7X  75.6 329 b:1.5+1 1.0 4.9                   KOLS
 WMOK eP      02:33:33.23  -0.9   76.6  53 b:4.1+0 1.0 4.4                   WMOK
 MORC eP      02:33:33.27   0.2   76.5 332 b:1.3+1 .96 4.9                   MORC
 TIRR eP      02:33:35.57   0.1   76.9 323 b:1.2+1 1.0 4.9                   TIRR
 PSZ  eP      02:33:37.03  -0.7   77.3 330 b:6.1+0 1.0 4.6                   PSZ 
 ARMA eP      02:33:37.56   3.7X  76.6 181                                   ARMA
 KECS eP      02:33:37.60   3.8X  76.6 330 b:6.9+0 .90 4.7                   KECS
 MALT eP      02:33:38.13   1.2   77.1 313 b:1.4+1 .85 5.0                   MALT
 TXAR P       02:33:39.28  -1.4   77.8  60                                   TXAR
 VYHS eP      02:33:40.20   3.3X  77.2 331 b:9.0+0 1.1 4.7                   VYHS
 KHC  eP      02:33:43.40   0.2   78.3 334 b:1.1+1 .80 4.9                   KHC 
 GERESP       02:33:44.08  -0.4   78.5 334                                   GERE
      LR      03:12:28.72                                  
 BR131eP      02:33:44.32   0.4   78.4 317 b:5.3+0 .84 4.6                   BR13
 BRTR P       02:33:44.35   0.4   78.4 317                                   BRTR
      LR      03:14:05.22                                  
 GRF  eP      02:33:44.60   0.4   78.5 336 b:1.6+1 1.2 4.9                   GRF 
 GRA1 eP      02:33:44.60   0.4   78.5 336 b:1.6+1 1.2 4.9                   GRA1
 GEC2 eP      02:33:44.67   0.2   78.5 334 b:1.4+3 1.0 6.9X                  GEC2
 CCM  eP      02:33:44.76   2.5   78.1  46                                   CCM 
 STKA P       02:33:47.17   1.8   78.7 190                                   STKA
      LR      03:04:53.15                                  
 JCT  eP      02:33:51.27   2.8   79.2  57                                   JCT 
 FORT qP      02:33:52.98  -0.3   80.2 201 b:1.3+1 .71 5.0                   FORT
 ECH  eP      02:33:57.20  -0.4   81.0 338 b:1.1+1 1.0 4.8                   ECH 
 CSS  eP      02:34:06.19   1.3   82.3 314 b:1.1+1 .65 5.0                   CSS 
 AQU  eP      02:34:15.39  -0.3   84.4 331 b:6.1+0 .91 4.8                   AQU 
 SSB  eP      02:34:15.68   0.3   84.4 338 b:1.3+1 1.0 5.0                   SSB 
 ESDC P       02:34:48.13  -2.4   91.7 342                                   ESDC
      LR      03:20:10.09                                  
 TORD PKPdf   02:40:23.45  -1.7  115.1 329                                   TORD
      PKKPbc  02:50:57.38  -1.2X
      PKKPab  02:51:07.13  -1.2X
 LPAZ PKP     02:41:01.85  -0.7  134.6  62                                   LPAZ
 PLCA ePKPbc  02:41:28.69  -0.6  148.4  95                                   PLCA
 CPUP PKPbc   02:41:29.67  -0.8  148.7  60                                   CPUP



 Generated 2008 JUN 10 at 23:49 UTC

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


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