Link to USGS home page.
Earthquake Hazards Program
Phase Data

Explanation of Parameters


      5 JUL 2007  (186)

     ot  = 19:25:49.00   +/-   0.00         COQUIMBO, CHILE                 
     lat =     -30.350   +/-    0.0
     lon =     -71.458   +/-    0.0              MAGNITUDE 4.9 (GS)       
     dep =        44.7   +/-    0.0   

     45 km (30 miles) SSW of Coquimbo, Chile (pop 148,000)
     145 km (90 miles) N of Illapel, Chile (pop 21,000)
     210 km (130 miles) SSW of Vallenar, Chile
     350 km (220 miles) NNW of SANTIAGO, Chile
 
     Felt (III) at Coquimbo and La Serena; (II) at Copiapo, Tierra
     Amarilla and Vallenar.

     nph =  107 of 203    se = 0.00    FE=135                            held

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

 mb = 4.8 ( 41)  ML = 0.0 (  0)  mblg = 4.6 (  3)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 OVCH iPc     19:25:58.98   0.9    0.3 139                                   OVCH
      iS      19:26:05.72  S res =   1.2X
 LSCH iPc     19:26:00.54   0.9    0.5  23                                   LSCH
      iS      19:26:08.75  S res =   1.5X
 TLL  iPd     19:26:03.18   1.8    0.6  72                                   TLL 
      iS      19:26:12.55  S res =   2.3X
 CMCH iPd     19:26:06.92   1.4    0.9 155                                   CMCH
      iS      19:26:20.13  S res =   2.6X
 VACH iPc     19:26:20.20   1.6    1.9  19                                   VACH
      iS      19:26:42.98  S res =   2.0X
 CPCH ePc     19:26:35.49  -0.4    3.1  18                                   CPCH
      iS      19:27:11.83  S res =  -0.3X
 CFAA Pn      19:26:39.08   4.5    3.0 115                                   CFAA
      Sn      19:27:20.80  S res =  11.1X
      LR      19:28:04.22                                  
 TACH eP      19:26:40.13   1.6    3.3 172                                   TACH
 PCH  eP      19:26:40.57   1.5    3.4 166                                   PCH 
 LNV  qP      19:26:43.21   1.0    3.6 179                                   LNV 
 LMEL eP      19:26:46.63   3.6    3.6 163                                   LMEL
      iS      19:27:28.40  S res =   3.5X
 CACH ePd     19:26:47.51   2.0    3.8 169                                   CACH
 SFDO eP      19:26:53.23   1.7    4.3 175                                   SFDO
 LVC  ePn     19:27:41.58  -1.9    8.0  17 d:3.9+2     7.4X L:1.6+0 1.0 5.6X LVC 
                                           g:1.4+0 1.0 5.0  b:1.5+2 .55 6.1X
 PLCA ePn     19:28:16.21   0.8   10.4 176 g:3.5-2 1.0 3.5X b:1.8+0 .48 4.5X PLCA
 CPUP ePn     19:28:50.22  -1.8   13.1  76 g:3.0-1 1.0 4.6  b:1.3+2 .58 6.1X CPUP
 ARE  eP      19:29:04.00   1.3   13.8 360                                   ARE 
 LPAZ Pn      19:29:06.72  -3.1   14.3  13                                   LPAZ
      LR      19:34:52.73                                  
 SIV  P       19:29:46.48   0.7   17.2  36                                   SIV 
 NNA  P       19:30:08.00   1.6   18.9 344 g:2.6+0 .85 5.9X                  NNA 
      LR      19:35:47.69                                  
 USHA P       19:31:07.21   2.8   24.6 176                                   USHA
      LR      19:41:44.68                                  
 BDFB eP      19:31:18.75   0.8   26.0  61 g:1.9-2 .85 4.0  b:1.4+1 .70 4.6  BDFB
 SDV  eP      19:33:11.81   0.2   39.0   1 b:9.0+0 .75 4.7                   SDV 
 TEIG eP      19:35:01.20   1.2   52.8 340 b:1.9+1 .50 5.4                   TEIG
      e       19:35:12.08  depth =  37.0X
 JCT  eP      19:36:34.21   1.8   66.2 333 b:4.6+1 1.2 5.4                   JCT 
      e       19:36:45.50  depth =  37.3X
 CPCT eP      19:36:35.71   1.2   66.6 348                                   CPCT
      e       19:36:46.23  depth =  33.9X
 SWET eP      19:36:35.79   1.0   66.6 347                                   SWET
 OXF  qP      19:36:35.93   0.7   66.7 344 b:4.5+1 1.2 5.4                   OXF 
 TXAR P       19:36:38.20   2.0   66.8 330                                   TXAR
      pP      19:36:49.35  depth =  36.7X
      LR      20:01:17.75                                  
 MIAR eP      19:36:43.18   0.8   67.8 340 b:5.2+0 1.0 4.5                   MIAR
      e       19:36:55.02  depth =  39.8X
 WVT  eP      19:36:43.59   0.9   67.9 346 b:1.4+1 .95 5.0                   WVT 
      e       19:36:54.88  depth =  37.4X
 VNDA P       19:36:44.35   2.8   67.8 191                                   VNDA
      pP      19:36:53.78  depth =  30.2X
 WMOK eP      19:36:54.64   0.7   69.7 336 b:1.0+1 1.3 4.6                   WMOK
      e       19:37:05.95  depth =  37.5X
 CCM  eP      19:37:00.29   1.3   70.5 344 b:8.5+0 1.0 4.7                   CCM 
      e       19:37:10.46  depth =  32.6X
 AMTX eP      19:37:02.76   1.5   70.9 334 b:7.4+0 .83 4.7                   AMTX
      e       19:37:14.19  depth =  37.9X
 BNM  eP      19:37:11.25   1.5   72.2 330                                   BNM 
      e       19:37:23.08  depth =  39.6X
 LAZ  eP      19:37:14.66   2.4   72.7 330                                   LAZ 
      e       19:37:26.18  depth =  38.3X
 ANMO eP      19:37:15.07   1.8   72.8 330 b:5.7+0 1.2 4.4                   ANMO
      e       19:37:26.86  depth =  39.5X
 LIC  eP      19:37:16.10   0.6   73.2  72 b:8.7+1 1.6 5.4                   LIC 
 TIC  eP      19:37:16.30  -0.6   73.4  72 b:1.5+2 .22 6.5X                  TIC 
 KIC  eP      19:37:18.40   1.1   73.5  72 b:1.9+2 1.3 5.9X                  KIC 
 DBIC P       19:37:19.05   1.3   73.6  72                                   DBIC
      pP      19:37:31.35  depth =  41.7X
      LR      20:07:18.52                                  
 SDCO eP      19:37:27.26   2.2   74.8 333 b:8.1+0 .93 4.7                   SDCO
      e       19:37:38.73  -0.1X
 RW3  qP      19:37:28.22  -4.4   76.2 331                                   RW3 
      e       19:37:39.51  -5.0X
 WUAZ eP      19:37:31.71   2.9   75.5 327 b:8.5+0 1.0 4.6                   WUAZ
      e       19:37:42.55  depth =  35.3X
 MVCO eP      19:37:31.89   2.4   75.6 330 b:6.6+0 1.2 5.1                   MVCO
      e       19:37:42.95  depth =  36.2X
 SUR  eP      19:37:35.42   2.5   76.2 119 b:1.8+1 1.1 5.0                   SUR 
      e       19:37:46.30  depth =  35.4X
 MAW  eP      19:37:35.63   1.6   76.5 164 b:7.0+1 1.2 5.5                   MAW 
      e       19:37:47.01  depth =  37.5X
 PV01 eP      19:37:36.56   2.4   76.4 331                                   PV01
      e       19:37:47.89  depth =  37.3X
 ISCO eP      19:37:37.57   2.1   76.7 334 b:1.2+1 1.0 4.8                   ISCO
      e       19:37:49.13  depth =  38.3X
 SMCO eP      19:37:38.27   2.7   76.7 332 b:3.7+1 1.0 5.3                   SMCO
      e       19:37:49.69  depth =  37.7X
 PV10 eP      19:37:38.70   2.3   76.8 331                                   PV10
      e       19:37:49.41  depth =  34.6X
 ECSD eP      19:37:39.37   1.2   77.2 342 b:2.9+1 1.1 5.2                   ECSD
      e       19:37:50.92  depth =  38.2X
 PHWY eP      19:37:44.16   1.8   77.9 334                                   PHWY
      e       19:37:55.67  depth =  37.9X
 SRU  eP      19:37:44.94   1.7   78.1 330 b:6.0+0 .90 4.6                   SRU 
      e       19:37:54.75  depth =  31.2X
 GSC  eP      19:37:45.17   2.4   78.0 323 b:6.2+0 .95 4.6                   GSC 
      e       19:37:56.78  depth =  38.3X
 CCUT eP      19:37:45.87   2.5   78.1 327                                   CCUT
      e       19:37:57.70  depth =  39.3X
 MSU  eP      19:37:46.84   2.2   78.3 328                                   MSU 
      e       19:37:58.49  depth =  38.5X
 ARUT eP      19:37:47.21   2.6   78.3 327                                   ARUT
      e       19:37:58.72  depth =  37.9X
 RWWY eP      19:37:50.08   2.3   78.9 334 b:4.5+1 1.1 5.3                   RWWY
      e       19:38:01.51  depth =  37.5X
 TPNV eP      19:37:50.91   2.5   79.0 325 b:1.3+1 1.0 4.8                   TPNV
      e       19:38:02.33  depth =  37.4X
 ISA  eP      19:37:51.11   2.0   79.2 323 b:1.6+1 1.0 4.9                   ISA 
      e       19:38:02.94  depth =  39.2X
 DAU  eP      19:37:53.17   2.1   79.5 330                                   DAU 
      e       19:38:04.14  depth =  35.5X
 RSSD eP      19:37:53.88   0.9   79.9 337 b:4.3+0 1.0 4.3                   RSSD
      e       19:38:06.06  depth =  40.6X
 JLU  eP      19:37:54.25   2.0   79.7 330                                   JLU 
      e       19:38:05.76  depth =  37.8X
 TSUM eP      19:37:54.68   1.8   79.7 106 b:4.0+1 1.1 5.3                   TSUM
      e       19:38:06.09  depth =  37.3X
 DUG  eP      19:37:55.51   1.9   80.0 329 b:2.3+1 1.3 4.9                   DUG 
      e       19:38:07.07  depth =  37.9X
 MTUM qP      19:37:57.52   1.1   80.5 324                                   MTUM
      epP     19:38:10.10  depth =  42.3X
 HWUT eP      19:37:58.40   1.5   80.6 331 b:1.8+1 .98 5.0                   HWUT
      e       19:38:09.55  depth =  36.2X
 BGU  qP      19:37:58.82   1.5   80.7 329                                   BGU 
      e       19:38:10.57  depth =  38.7X
 SPUT eP      19:37:59.17   1.6   80.7 330                                   SPUT
      e       19:38:10.77  depth =  38.0X
 REDW eP      19:38:01.02  -2.1   81.8 332 b:7.0+0 1.0 4.6                   REDW
 AGMN eP      19:38:01.24   1.1   81.3 344 b:3.4+0 .70 4.4                   AGMN
      e       19:38:12.89  depth =  38.2X
 HVU  eP      19:38:01.56   1.2   81.3 330 b:6.5+0 .74 4.7                   HVU 
      e       19:38:13.39  depth =  38.9X
 NVAR P       19:38:02.70   2.5   81.2 325                                   NVAR
      pP      19:38:13.85  depth =  36.1X
 BOSA P       19:38:02.70   1.4   81.3 118                                   BOSA
      pP      19:38:14.10  depth =  37.1X
      LR      20:08:48.59                                  
 ELK  eP      19:38:03.67   1.8   81.5 328 b:6.9+0 .85 4.7                   ELK 
      e       19:38:14.96  depth =  36.6X
 LOHW eP      19:38:05.06   1.4   81.9 332 b:2.2+0 .43 4.5                   LOHW
 TOA0 eP      19:38:08.47   0.8   82.5  70                                   TOA0
      epP     19:38:19.98  depth =  37.5X
 TORD P       19:38:08.63   1.0   82.5  70                                   TORD
      pP      19:38:19.65  depth =  35.4X
      LR      20:13:14.20                                  
 PAHR eP      19:38:10.11   2.1   82.7 325 b:9.9+0 1.1 5.1                   PAHR
      e       19:38:21.85  depth =  38.4X
 ULM  eP      19:38:10.33   0.7   83.1 344 b:5.2+0 .95 4.6                   ULM 
      e       19:38:21.84  depth =  37.4X
 LBTB eP      19:38:12.83   0.8   83.4 115 b:4.3+1 .80 5.6                   LBTB
      e       19:38:24.48  depth =  38.0X
 HLID eP      19:38:13.76   2.1   83.4 330 b:1.0+1 1.0 4.8                   HLID
      e       19:38:24.83  depth =  35.5X
 OHCM eP      19:38:13.91   2.1   83.5 323                                   OHCM
 MCMT eP      19:38:15.32   1.8   83.8 332                                   MCMT
 WVOR eP      19:38:16.40  -0.4   84.4 327 b:4.9+0 1.2 4.5                   WVOR
      e       19:38:30.38  depth =  47.7X
 WALA eP      19:38:33.56   1.0   87.7 334 b:4.3+0 .88 4.7                   WALA
      e       19:38:45.50  depth =  38.7X
 LSZ  eP      19:38:48.48   1.9   90.5 108 b:3.2+1 1.1 5.6                   LSZ 
      e       19:39:00.97  depth =  40.8X
 ESDC P       19:39:01.26   0.5   93.7  46                                   ESDC
      pP      19:39:13.73  depth =  40.7X
 AKASGPKP     19:44:33.26   0.3  119.3  46                                   AKAS
      pPKP    19:44:45.00  -1.8X
 FINESPKP     19:44:34.55   1.3  119.7  33                                   FINE
 ASAR PKP     19:44:37.31   0.0  121.0 207                                   ASAR
      pPKP    19:44:49.70  -1.4X
      PKKPbc  19:54:41.20   1.5X
 WRA  PKP     19:44:43.67   0.3  124.2 210                                   WRA 
      pPKP    19:44:57.23   0.0X
      PKKPbc  19:54:28.38   0.9X
 TIXI ePKPdf  19:45:05.16  -1.1  137.2 351                                   TIXI
 ARU  ePKPdf  19:45:07.41   1.8  136.6  38                                   ARU 
      e       19:45:19.43  -0.1X
 BRVK ePKPdf  19:45:19.58   0.2  144.1  40                                   BRVK
      e       19:45:31.76  -1.5X
 KBL  ePKPbc  19:45:26.35   0.4  146.6  72                                   KBL 
 YSS  ePKPbc  19:45:31.69   0.2  148.9 312                                   YSS 
 ZAA0 ePKPdf  19:45:31.78   1.4  150.8  29                                   ZAA0
      ePKPbc  19:45:37.74   1.7X
      e       19:45:49.74   5.5X
 KURK ePKPbc  19:45:35.35   1.7  149.8  39                                   KURK
 EKS2 ePKPbc  19:45:35.86   2.0X 149.7  56                                   EKS2
      e       19:45:47.95  -4.8X
 HYB  eP      19:45:36.00   6.0X 149.8 108                                   HYB 
 MK31 ePKPdf  19:45:36.18   1.0  153.9  44                                   MK31
      ePKPbc  19:45:44.26   1.1X
 MKAR PKP     19:45:36.30   1.1  153.9  44                                   MKAR
      PKPbc   19:45:44.30   1.1X
      PKPab   19:45:56.90   0.4X
 AML  ePKPbc  19:45:36.35   2.0X 149.7  57                                   AML 
 MJAR PKP     19:45:36.44   0.0  154.5 292                                   MJAR
      PKPbc   19:45:46.34   1.4X
      PKPab   19:46:01.38   1.7X
 ZALV PKPbc   19:45:37.75   1.7  150.8  29                                   ZALV
      pPKPbc  19:45:49.80  -0.1X
 UCH  ePKPbc  19:45:37.91   2.1X 150.3  57                                   UCH 
 TKM2 ePKPbc  19:45:38.65   1.7  150.9  55                                   TKM2
 SONM PKP     19:45:46.16   0.4  162.5   5                                   SONM
      PKPab   19:46:34.00   0.4X
      PP      19:50:18.66   1.3X



 Generated 2007 JUL 30 at 22:08 UTC

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

 


FirstGov button  Take Pride in America button