TABLE E-9 Wetlands Conversion to Transport with Federal-Aid Highway Projects and Acreage Mitigated: 2000-2006

TABLE E-9 Wetlands Conversion to Transport with Federal-Aid Highway Projects and Acreage Mitigated: 2000-2006

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  Acres impacted Acres mitigated Acres gained (net) Mitigation ratio
2000 2,041 7,671 5,630 3.8:1
2001 1,905 4,017 2,112 2.1:1
2002 1,942 5,198 3,256 2.7:1
2003 1,278 3,431 2,153 2.7:1
2004 847 1,763 916 2.1:1
2005 1,139 3,741 2,602 3.3:1
2006 591 1,414 823 2.4:1

NOTES: These data cover wetlands acreage affected by Federal-Aid Highway projects, approximately 24% of the total mileage of the U.S. public roads. These data are collected by states using varying collection methodologies. The mitigation ratio equals acres mitigated to acres impacted.

SOURCES: 2000-2004-U.S. Department of Transportation, Federal Highway Administration, Federal Highway Administration Wetland Mitigation Performance Measure for Federal-Aid Highway Projects Fiscal Year (FY) 2004. 2005-2006-USDOT, FHWA, personal communication, August 2007.