Delaware Air - General regulations & environmental compliance analysis

Delaware Air - General: What you need to know

Governing Law and Regulations

State implementation plan (SIP): 40 CFR 51 and 40 CFR 52.420 to 52.465

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Attainment status: 40 CFR 81.308

Air permits: 7 Delaware Administrative Code (DE Admin Code) 1102, 7 DE Admin Code 1125, and 7 DE Admin Code 1130

Hazardous air pollutants (HAPs): 7 DE Admin Code 1121 and 7 DE Admin Code 1138

Risk management program: 7 DE Admin Code 1201

Pollutant transport:

Clean Air Interstate Rule (CAIR): 40 CFR 52.440, 40 CFR 52.441, and 40 CFR 97.101 to 97.388

Regional haze: 7 DE Admin Code 1146

Climate change and greenhouse gas (GHG) emissions: 7 DE Admin Code 1147

Regulatory Agency

Delaware Department of Natural Resources and Environmental Control (DNREC) Division of Air Quality (DAQ)

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Delaware's air program is shaped by its state implementation plan (SIP), which sets forth basic strategies for the 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. DNREC's DAQ is responsible for administering and enforcing Delaware's air quality rules.

State Requirements



The Delaware 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, emissions standards, nonattainment areas, HAPs, and numerous other air-related requirements.

Attainment Status

The areas of the state that do not meet the NAAQS are designated ...

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