Oklahoma Hazardous Waste Generators regulations & environmental compliance analysis

Oklahoma Hazardous Waste Generators: What you need to know

Governing Law and Regulations

Generator standards: Oklahoma Administrative Code (OAC) 252:205-3-2(d) and OAC 252:205-5-1 to 252:205-5-5

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Health and environmental protection standards: OAC 252:205-5-4 and OAC 252:205-9-1

Reports and plans:

Quarterly reports: OAC 252:205-5-2 and OAC 252:205-5-3

Disposal plans: OAC 252:205-5-1 and OAC 252:205-5-2

Manifest copies: OAC 252:205-5-5

Very small quantity generators (VSQGs): OAC 252:205-3-2(d)


Disposal plan fee: OAC 252:205-5-1 and OAC 252:205-21-2

Annual generator monitoring fee: OAC 252:205-21-2(b)

Annual monitoring and inspection fee for generators that are permitted facilities: OAC 252:205-21-4(c)(1)

Regulatory Agency

Oklahoma Department of Environmental Quality (DEQ) Land Protection Division Hazardous Waste Compliance and Inspection Section

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Oklahoma adopts by reference the U.S. Environmental Protection Agency's (EPA) Hazardous Waste Generator Improvements Rule, effective in Oklahoma as of September 15, 2018, with additional state rules for health and environmental protection standards, quarterly reports, disposal plans, manifest copies, very small quantity generators (VSQGs), and fees.

Administration and enforcement. The Oklahoma Department of Environmental Quality's (DEQ) Land Protection Division administers and enforces the rules for hazardous waste generators in Oklahoma.

State Requirements


Oklahoma follows the federal rules for generators storing hazardous waste on-site without a storage facility permit. See the state sections ACCUMULATION TIME and HAZARDOUS WASTE STORAGE for further guidance.


OAC 252:205-5-4 ...

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