Overview
Coloma site 4689 Defield Rd, Coloma, MI PAW PAW WWTP is an operational air monitoring station in Berrien County, Michigan. It is part of the Michigan Department of Environment, Great Lakes, and Energy-Air Quality Division network, providing ambient a
Coloma site 4689 Defield Rd, Coloma, MI PAW PAW WWTP is an operational air monitoring station located in Berrien County, Michigan. The station is situated at 4689 Defield Road in Coloma and is part of the state-level air quality monitoring network managed by the Michigan Department of Environment, Great Lakes, and Energy-Air Quality Division. As a fixed-site ambient air monitor, it contributes to the broader US EPA Air Quality System (AQS) network, which tracks criteria pollutants and other atmospheric parameters across the United States. The station operates under the regulatory framework of the Clean Air Act and Michigan's air quality regulations. While specific parameters measured are not detailed, typical air monitoring stations in this network measure ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead. The station's last reported sample date is October 31, 2025, indicating ongoing data collection. The reporting agency ensures compliance with National Ambient Air Quality Standards (NAAQS) and provides data for public health assessments and air quality management. This monitoring station serves the Coloma community and surrounding areas in southwestern Michigan. Its location near Lake Michigan may provide data on lake-breeze effects and regional pollutant transport. The data collected supports local air quality index reporting, health advisories, and regulatory compliance. As part of the Michigan network, it helps track trends in air quality and informs emission reduction strategies for the region.
Environmental context
The Coloma air monitoring station is situated in Berrien County, Michigan, an area with a mix of agricultural, industrial, and residential land uses. The region's air quality can be influenced by emissions from local sources such as manufacturing, transportation, and agricultural activities, as well as regional transport from the Chicago metropolitan area and Lake Michigan. Monitoring at this site helps assess compliance with National Ambient Air Quality Standards (NAAQS) and provides data for understanding local and regional air pollution patterns, including ozone and particulate matter. The station's siting is representative of suburban/rural conditions, contributing to the spatial coverage of the Michigan air monitoring network.
Frequently asked questions
The station is located at 4689 Defield Road in Coloma, Berrien County, Michigan, United States.
As part of the Michigan air monitoring network, the station typically measures criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead, in accordance with EPA standards.
The station is operated under the Michigan Department of Environment, Great Lakes, and Energy-Air Quality Division, which reports data to the US EPA Air Quality System.
Air monitoring in Michigan is governed by the Clean Air Act and state regulations, with data submitted to the US EPA Air Quality System (AQS) to ensure compliance with National Ambient Air Quality Standards (NAAQS).
The station provides continuous ambient air quality data that supports public health advisories, air quality index reporting, and regulatory compliance, helping to track pollution trends and inform emission reduction strategies in southwestern Michigan.
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