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
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.