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US Army Corps of Engineers | Engineer Research & Development Center | Environmental Laboratory

Point of Contact: Kyle Gordon, Project Manager

Acknowledgement: The HGM Approach is a multi-agency effort involving the U.S. Army Corps of Engineers, the Environmental Protection Agency, the Federal Highway Administration, the Natural Resources Conservation Service, and the U.S. Fish and Wildlife Service.

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Web Date: October 1997
Updated: April 2010
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Rocky Mountain Riverine Floodplains Prairie Potholes Upper Des Plaines Basin Depressions Western Kentucky Riverine Arkansas Ozarks Arkansas Ouachitas & Crowleys Ridge Arkansas Coastal Plain Arkansas Delta Yazoo Basin Mississippi/Alabama Fringe Wet Pine Mineral Flats Everglades & Rocky Organic Flats Florida Low Gradient Blackwater Hardwood Forests Florida Cypress & Herbaceous Depressions Western Tenessee Low Gradient Riverine Rain Water Basins Wet Pine Mineral Flats Wet Pine Mineral Flats Mississippi/Alabama Headwater Slopes NW Gulf Tidal Fringe