prepared by U.S. Environmental Protection Agency, Region 10 with technical assistance from Jones & Stokes Associates, Inc., in association with Culp, Wesner and Culp
prepared by U.S. Environmental Protection Agency, Region X with technical assistance from Jones & Stokes Associates, Inc., in association with Culp-Wesner-Culp
prepared jointly by Environmental Protection Agency, Region X, Municipality of Metropolitan Seattle, Washington State Department of Ecology ; with the assistance of James M. Montgomery, Consulting Engineers, Inc
prepared jointly by Environmental Protection Agency, Region X, Municipality of Metropolitan Seattle, Washington State Department of Ecology ; with the assistance of James M. Montgomery, Consulting Engineers, Inc
United States Environmental Protection Agency, Region IV in cooperation with the State of North Carolina, Department of Natural Resources and Community Development
prepared jointly in a "piggy back approach" with the Henrico County 201 Wastewater Facilities Planning Studies, U.S. Environmental Protection Agency, Region III