Sioux City Stone State Park Air Monitoring Station, Sioux City, Iowa, USA

Sioux City Stone State Park is an air monitoring station located at 5001 Talbot Rd in Sioux City, Iowa, within the United States. Operated under the University Hygienic Laboratory of the University of Iowa, this station is part of the national ambient air quality monitoring network, contributing to the US EPA's Air Quality System (AQS). The station is operational and provides critical data on criteria pollutants to assess regional air quality. The station operates under the regulatory framework of the US Clean Air Act, which mandates monitoring of pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, and nitrogen dioxide. As part of the state and local air monitoring network, it follows EPA siting criteria to ensure representativeness of ambient air conditions. The station's last reported sample date is October 31, 2025, indicating ongoing data collection. Located in Woodbury County, the station serves the Sioux City metropolitan area, an industrial and agricultural hub. Its data supports public health assessments and regulatory compliance, helping to track trends in air quality and inform emission reduction strategies. The station's role is vital for community awareness and environmental management in the region.

Sioux City Stone State Park monitors ambient air quality in a region influenced by industrial activities, agriculture, and transportation. The station's siting is designed to capture representative pollutant levels, supporting compliance with National Ambient Air Quality Standards (NAAQS). Continuous data collection aids in identifying pollution episodes and long-term trends, contributing to public health protection and environmental policy.