Author
Library of Congress. Congressional Research Service,
5
United States. Environmental Protection Agency. Office of Water
5
Ramseur, Jonathan L.,
3
United States. Environmental Protection Agency. Office of Water,
3
Tiemann, Mary,
2
United States. Congress. Senate. Committee on Indian Affairs (1993- ),
2
Copeland, Claudia,
1
Gatz, Laura,
1
United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Health and the Environment
1
United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Water Resources and Environment
1
United States. Congress. Senate. Committee on Environment and Public Works,
1
United States. Environmental Protection Agency. Office of the Inspector General
1