Governing Law and Regulations
Indiana Department of Natural Resources (DNR) Division of Oil and Gas
Indiana Department of Environmental Management (IDEM)
Indiana State Department of Health (DOH)
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 adopted the federal requirements for underground injection wells. In addition, the state has some further requirements for underground injection well classifications for oil and gas facilities and for construction permits for underground wastewater disposal facilities.
• Administration and enforcement. The EPA has primary responsibility for administering and enforcing most of the underground injection well rules in Indiana. DNR's Division of Oil and Gas is responsible for administering and enforcing the UIC rules for oil and gas production facilities in Indiana. The DOH administers and enforces the permitting rules for underground wastewater disposal facilities in the state.
UIC WELL CLASSIFICATIONS
329 IAC 3.1-10-3
Indiana classifies its UIC wells as follows:
Class I. Class I wells are wells used by hazardous waste generators or owners or operators of hazardous waste management facilities to inject hazardous waste beneath the lowermost formation containing an underground source of drinking water (USDW) within one-fourth ...