Oklahoma Air - General regulations & environmental compliance analysis

Oklahoma Air - General: What you need to know

Governing Law and Regulations

State implementation plan (SIP): 40 CFR 51 and 40 CFR 52.1919 to 52.1960

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Attainment status: 40 CFR 81.337

Air permits: Oklahoma Administrative Code (OAC) 252:100-7 and OAC 252:100-8

Hazardous air pollutants (HAPs): 40 CFR 61, 40 CFR 63, OAC 252:100-42, and OAC 252:100 Appendix Q

New Source Performance Standards (NSPS): OAC 252:100 Appendix Q

Risk management program: 40 CFR 68

Regional haze: OAC 252:100-8-70 to 252:100-8-78

Regulatory Agency

Oklahoma Department of Environmental Quality (DEQ) Air Quality Division

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. DEQ's Air Quality Division is responsible for administering and enforcing Oklahoma's air pollution rules. Oklahoma's air program is shaped by its state implementation plan (SIP), which details basic strategies for implementation, maintenance, and enforcement of the National Ambient Air Quality Standards (NAAQS). As mandated by the federal Clean Air Act (CAA), each state must adopt and submit a SIP to the U.S. Environmental Protection Agency (EPA) for approval.

Administration and enforcement. DEQ's air program is implemented and enforced by DEQ's Air Quality Division.

State Requirements



Oklahoma's SIP was officially submitted to EPA in January 1972 and is frequently amended to comply with the 1990 CAA amendments. The SIP focuses on permitting, HAPs, NSPS, and various other air-related requirements.

Attainment Status

Areas of the state that do not meet an NAAQS are designated as nonattainment for that particular criteria pollutant. A nonattainment designation significantly impacts the ...

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