The Air Quality Division works to protect the health and welfare of District residents, visitors, and the natural environment by reducing the concentration of pollutants in the outdoor air. The Division issues permits, performs permit inspection and enforcement of laws, and monitors air quality while developing plans for its improvement.
Apply for an Air Pollutant Permit
The Division reviews designs and modifications for new and existing pollution sources and controls. Permits are issued allowing sources to emit limited amounts of pollution, meeting air quality laws.
Air Quality Monitoring and Assessment
Staff maintain and operate a 24-hour ambient air quality monitoring network that allows for accurate reporting of current air quality in the District.
Air Quality Inspections, Investigations, and Enforcement
The Division inspects major and minor sources of air pollution in the District, enforces air quality laws (including responding to outdoor air pollution problems), and performs education and outreach on air quality issues.
Vehicle Anti-Idling
With a few exceptions, commercial motor vehicles powered by gasoline or diesel are not allowed to idle for more than three minutes while the vehicle is parked, stopped, or standing.
Odor Control
DOEE odor regulations require certain facilities known to produce odors to develop an Odor Control Plan (OCP) subject to DOEE approval.
Air Quality Regulations
Air quality regulations focus on reducing emissions from a variety of sources, including industrial and commercial buildings, vehicles, and construction.
Air Quality Planning
Information is synthesized during the air quality planning process to identify and implement strategies for air quality improvement.
Volkswagen Settlement 
The District received a total of $8.125 million from the Volkswagen settlement over their use of vehicle emission cheating devices. Read More>>
Vehicle Emissions Inspections and Maintenance
Staff conduct performance audits and program monitoring to measure how effectively the Vehicle Emissions Inspection and Maintenance Program controls pollution from light and medium-duty gasoline vehicles in the District.
Air Quality Events
- TBA
- View past Air Quality Events >