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Effects of Section 404 Permits on Wetlands in North Dakota

Table 6

Table 6. Implementation of special conditions by holders of 16 individual permits for discharges of fill material into wetlands under Section 404 of the Clean Water Act; prairie pothole region of North Dakota, 1987 - 1991. Parenthetical entries are percentages

Special conditionsImplementedNot implementedUnknownaTotal
Management of dredged and fill material26 (63)4 (10)11 (27)41
Management of vegetation and control of erosion27 (84)2 (6)3 (9)32
Construction protocols8 (10)069 (90)77
Hydrologic management and control6 (50)1 (8)5 (42)12
Management of fish and wildlife resources4 (57)1 (14)2 (29)7
Restoration or creation of wetlands1 (50)01 (50)2
Total72 (42)8 (5)91 (53)171
aIncludes conditions, the implementations of which could not be determined by field investigation.

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