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EIMS SUMMARY REPORT
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Entry ID: 9996 |
Version: 1 |
Title: NATIONAL WATERSHED CHARACTERIZATION 1999 IWI |
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Abstract:
The Index of Watershed Indicators characterizes the condition and vulnerability of aquatic systems in each of the 2,262 watersheds in the 50 states and Puerto Rico. This involves an assessment of condition, vulnerability, and data sufficiency. The approach is simple. First, indicators of the condition of the watershed are scored and assigned to one of three categories: better water quality, water quality with less serious problems, and water quality with more serious problems. Second, indicators of vulnerability are scored to create two characterizations of vulnerability: high and low. These two sets of indicators are then combined to create a spectrum. The information provided by the Index of Watershed Indicators will help focus the attention of water quality managers and decision makers on areas with problems in need of restoration, on areas with good water quality in need of protection, and on areas where additional data is needed. When looking at the results of the IWI, however, it is important to note that the strength of monitoring programs varies across the country. Areas with strong monitoring programs may show more problems than those with weaker programs. Good monitoring provides valuable environmental information and should be rewarded.
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Citation: NATIONAL WATERSHED CHARACTERIZATION 1999 IWI. |
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IV0_USDTB_2A.TXT |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 NATIONAL DIFFERENCE TABLE TEXT FILE. |
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IV0_USSTB_2A.TXT |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 NATIONAL SUMMARY TABLE TEXT FILE. |
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IV0_USSCR_2A.TXT |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 SCORE TEXT FILE. |
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IV0C_USSCR_3A.TXT |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 Condition SCORE TEXT FILE. |
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IV0V_USSCR_3A.TXT |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 SCORE TEXT FILE. |
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IV0_USSCR_4A.TXT |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 SCORE TEXT FILE. |
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IV0_USDTB_4.TXT |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 NATIONAL DIFFERENCE TABLE TEXT FILE. |
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IV0_USSTB_4.TXT |
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NATIONAL WATERSHED CHARACTERIZATION 1999 NATIONAL SUMMARY TABLE TEXT FILE |
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IV0C_USSTB_3.TXT |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 Condition NATIONAL DIFFERENCE TABLE TEXT FILE. |
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IV0EQ_USSTB_3.TXT |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 NATIONAL SUMMARY TABLE TEXT FILE. |
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IV0V_USSTB_3.TXT |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 NATIONAL SUMMARY TABLE TEXT FILE. |
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IV0EQ_USSCR_3A.TXT |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 SCORE TEXT FILE. |
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IV0_MATRIX_2.DBF |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 DATA VIEW DATABASE FILE. |
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IV0EQ_USMAP_3.GIF |
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NATIONAL WATERSHED Quality CHARACTERIZATION 1999 COMPOSITE IWI 1.4 NATIONAL MAP. |
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IV0C_USMAP_3.GIF |
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NATIONAL WATERSHED Condition 1999 COMPOSITE IWI 1.4 NATIONAL MAP. |
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IV0V_USMAP_3.GIF |
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NATIONAL WATERSHED Vulnerability CHARACTERIZATION 1999 COMPOSITE IWI 1.4 NATIONAL MAP. |
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IV0_R10MAP_2.GIF |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 EPA REGION 10 MAP |
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IV0_R1MAP_2.GIF |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 EPA REGION 1 MAP |
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IV0_R2MAP_2.GIF |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 EPA REGION 2 MAP |
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IV0_R3MAP_2.GIF |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 EPA REGION 3 MAP |
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IV0_R4MAP_2.GIF |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 EPA REGION 4 MAP |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 EPA REGION 5 MAP |
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IV0_R6MAP_2.GIF |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 EPA REGION 6 MAP |
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IV0_R7MAP_2.GIF |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 EPA REGION 7 MAP |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 EPA REGION 8 MAP |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 EPA REGION 9 MAP |
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IV0_USDMP_2.GIF |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 NATIONAL DIFFERENCE MAP. |
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IV0_USMAP_2.GIF |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 NATIONAL MAP. |
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II1_CSMET_1A.WPD |
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NATIONAL WATERSHED CHARACTERIZATION 1999 COMPOSITE IWI 1.4 DATALAYER FACTSHEET |
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