Northern Prairie Wildlife Research Center
Table 1. Number of discharges of fill material into wetlands authorized under Section 404 of the Clean Water Act by nationwide permits (NWP) 13, 14, and 26 and by individual permits; prairie pothole region of North Dakota, 1987 - 1991. Parenthetical entries in the table field are numbers of discharges I reviewed for this study.
| Year | NWP 13 | NWP 14 | NWP 26a,b (< 1 acre) [sic] | NWP 26b (1 -10 acres) [sic] | Individual permits |
| 1987 | 10 (1) | 16 (1) | 36 (2) | 3 (0) | 9 (2) |
| 1988 | 15 (5) | 33 (10) | 43 (4) | 3 (0) | 15 (6) |
| 1989 | 21 (2) | 28 (7) | 57 (7) | 7 (2) | 17 (8) |
| 1990 | 17 (6) | 24 (3) | 124 (8) | 6 (0) | 5 (0) |
| 1991 | 5 (2) | 15 (5) | 123 (5) | 7 (1) | 3 (0) |
| Total | 68 (16) | 116 (26) | 383 (26) | 26 (3) | 49 (16) |
| aNumbers do not include discharges for the construction of livestock watering ponds. bNumbers do not include discharges for the enhancement of wildlife habitats. | |||||
U.S. Department of the Interior |
U.S. Geological Survey
URL: http://www.npwrc.usgs.gov/resource/wetlands/wetlperm/table1.htm
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