|Acres gained (net)||5,630||2,112||3,256||2,153||916||2,292|
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.
Source: 2000-2004- U.S. Department of Transportation (USDOT), Federal Highway Administration (FHWA), Federal Highway Administration Wetland Mitigation Performance Measure for Federal-Aid Highway Projects Fiscal Year 2004, available at http://fhwa.dot.gov/environment/perform/wetrpt04.htm. 2005 - USDOT, FHWA, Personal communication, September 2006.