Overview
10TH AND MONROE is an air monitoring station in Mason City, Iowa, operated by the University Hygienic Laboratory. It contributes to the US EPA Air Quality System network, tracking criteria pollutants to support public health and regulatory compliance
10TH AND MONROE is an operational air monitoring station located in Mason City, Cerro Gordo County, Iowa, United States. The station is part of the national ambient air quality monitoring network, managed under the oversight of the University Hygienic Laboratory at the University of Iowa. As a fixed-site monitor, it provides continuous data on criteria pollutants as defined by the US Clean Air Act. The station operates within the framework of the US EPA Air Quality System (AQS), which standardizes data collection and reporting across thousands of monitors nationwide. Typical equipment at such stations includes reference or equivalent methods for measuring ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead. The University Hygienic Laboratory ensures quality assurance and data validation before submission to EPA. Located in a mixed urban-industrial area, 10TH AND MONROE supports local air quality management and public health advisories. Its data helps assess compliance with National Ambient Air Quality Standards (NAAQS) and informs regional emission reduction strategies. The station's long-term operation contributes to trend analysis and epidemiological studies in the Midwest.
Environmental context
The station's location in Mason City, Iowa, places it in a region with agricultural and light industrial activities, where air quality monitoring is essential for tracking pollutants from farming operations, traffic, and local manufacturing. Parameter coverage typically includes criteria pollutants, with siting designed to represent population exposure. Reporting continuity through the AQS ensures data comparability across the national network, supporting regulatory decisions and public information.
Frequently asked questions
The station is located at 10th and Monroe in Mason City, Cerro Gordo County, Iowa, United States.
As part of the US EPA Air Quality System, it typically measures criteria pollutants such as ozone, particulate matter, nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead.
The station is operated by the University Hygienic Laboratory at the University of Iowa, which handles data collection and quality assurance.
Air monitoring stations like 10TH AND MONROE operate under the US Clean Air Act and the EPA Air Quality System (AQS), which sets standards for monitoring methods, data reporting, and quality control.
Data from the station helps assess compliance with National Ambient Air Quality Standards (NAAQS), supports health advisories, and informs local emission reduction strategies.
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