Governing Law and Regulations
Indiana Department of Environmental Management (IDEM) Office of Water Quality
Indiana Department of Natural Resources (DNR) Fish and Wildlife Service
U.S. Army Corps of Engineers (Corps) Chicago District Office Detroit District Office Louisville District Office
U.S. Environmental Protection Agency (EPA) Region 5
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Indiana has established a wetlands regulatory program that addresses state-regulated wetlands (SRWs), which are defined as isolated wetlands located within the state that are not subject to regulation under Section 404 of the Clean Water Act (CWA).
Applications for wetland projects involving federally regulated wetlands must be made directly to the appropriate U.S. Army Corps of Engineers (Corps) district office, subject to the Indiana Department of Environmental Management (IDEM) state water quality certification. Indiana ...