Oklahoma Department of Environmental Quality (DEQ) Land Protection Division
U.S. Environmental Protection Agency (EPA) Region 6
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Oklahoma adopts by reference the federal listed waste rules under 40 CFR 261. See the national sections HAZWASTE DETERMINATION (CLASSIFICATION) and LISTED WASTES for more information. Oklahoma further requires that exempt zinc phosphate sludges listed under the hazardous waste code F019 remain subject to regulation as hazardous waste if the waste exhibits a hazardous waste characteristic.
If a waste cannot be identified in one of the federal hazardous waste lists, it still might be hazardous because it exhibits one or more characteristics of hazardous waste—ignitability, corrosivity, reactivity, or toxicity. See the national section CHARACTERISTIC WASTE for additional information.
The EPA provides an exclusion (delisting) procedure, allowing persons to demonstrate that a listed waste from a particular generating facility should not be regulated as a hazardous waste. Although Oklahoma has received Resource Conservation and Recovery Act (RCRA) authorization from the EPA, the state does not have EPA authority to delist hazardous wastes. EPA Region 6 administers delisting petitions in Oklahoma. See the national section DELISTING PETITIONS for more information.
• Administration and enforcement. The DEQ administers and enforces the ...