Department of Interior (DOI)

• Bureau of Indian Affairs (BIA)
• Bureau of Land Management (BLM)
• Bureau of Reclamation (BOR)
• National Park Service (NPS)
• US Fish and Wildlife Service (USFWS)
  • Permits (Laws, Policies, Regulations)
  • Wisconsin Office (WI is part of the Great Lakes-Big Rivers Region--Region 3)
• US Geological Survey (USGS)
  • Upper Midwest Environmental Sciences Center
  • Wisconsin Water Science Center

Department of Agriculture (USDA)

• Animal and Plant Health Inspection Service (APHIS)
• Farm Services Agency (FSA)
• Natural Resources Conservation Service (NRCS)
• United States Forest Service (USFS)

Environmental Protection Agency (EPA)

• Office of Air and Radiation  
• Office of Chemical Safety and Pollution Prevention
• Office of International and Tribal Affairs
• Office of Land and Emergency Management (OLEM) (formerly the Office of Solid Waste and Emergency Response) 
• Office of Water
• Laws and Regulations
• EPA Region 5 (Serving IL, IN, MI, MN, OH, WI and 35 tribal nations)

Department of Energy (DOE)

Nuclear Regulatory Commission (NRC)

Department of Defense (DOD)

• Army Corps of Engineers

Department of Commerce

• National Oceanic and Atmospheric Administration (NOAA)
  • NOAA Fisheries