MAYFAIR PUMP STATION Air Monitoring Station, Chicago, Illinois

MAYFAIR PUMP STATION is an air monitoring station located at 4850 Wilson Ave. in Chicago, Illinois, within Cook County. The station is operational and contributes to the Cook County Department of Environmental Control's ambient air quality monitoring network. As a fixed-site monitor, it plays a role in assessing local air pollution levels and supporting regulatory compliance. The station operates under the framework of the U.S. EPA's Air Quality System (AQS), which sets standards for criteria pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, nitrogen dioxide, and lead. While specific parameters measured at this station are not detailed, typical urban monitoring stations in the Chicago area track multiple pollutants to evaluate health risks and meet National Ambient Air Quality Standards (NAAQS). The station's last reported sample date is September 30, 2024, indicating ongoing data collection. Environmental monitoring in Chicago is critical due to the city's dense population, industrial activity, and transportation emissions. Data from stations like MAYFAIR PUMP STATION help inform public health advisories, regulatory actions, and community awareness. The station's location in a residential area provides representative sampling for population exposure assessments.

Chicago's air quality is influenced by a mix of industrial sources, vehicle emissions, and weather patterns. The MAYFAIR PUMP STATION monitors ambient air to track pollutants that can affect respiratory health and contribute to smog. Its siting in a residential neighborhood helps capture typical urban exposure levels. The data supports the Cook County Department of Environmental Control's efforts to maintain compliance with EPA standards and inform local air quality management.