IDEM has adopted new water pollution permitting controls, based on federal requirements, that apply to nearly 500 concentrated animal feeding operations in Indiana. These Concentrated Animal Feeding Operations, or CAFOs, are generally defined as larger operations. The following websites contain information about both Indiana's Confined Feeding Operation Permit program, as well as the CAFO regulatory programs.

• U.S. EPA's Animal Feeding Operations Page
• IDEM Home Page
• IDEM Confined Feeding Operations Page
• Indiana State Department of Agriculture
• Indiana Environmental Spill Response Report chemical spills and environmental emergencies in Indiana: Call: (317)233-7745 or Toll Free: (888)233-SPIL.