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The Monitoring and Assessment Branch is a collection of scientists, technicians and specialists who work to minimize pollutants in the District's air. Responsibilities include:
Staff maintain and operate a 24-hour ambient air monitoring network. They calibrate scientific instruments located at several monitoring stations, collect air samples, measure pollutant concentrations, conduct studies, and report data to the United States Environmental Protection Agency.
District’s Annual Ambient Air Monitoring Network Plan for 2019
The District’s Annual Ambient Air Monitoring Network Plan for 2019 has been submitted to the U.S. Environmental Protection Agency (EPA) for review. The public comment period for the plan ended on June 11, 2018 as posted in the Notice of Public Comment.
Information is synthesized during the air quality planning process to identify and implement strategies for air quality improvement.
Air quality trends are tracked over time, and real-time air quality conditions (air quality forecasts and advisories) are provided to the public on a regular basis.
Staff conduct performance audits and program monitoring to measure how effectively the Vehicle Emissions Inspection and Maintenance Program controls pollution.
The DCA Airplane Noise Assessment Project was initiated by DOEE to investigate noise impacts to District residents from aircraft noise pollution.