Sheriff’s Office

Monitoring Sites

The Air Quality Division operates and maintains a network of air quality monitors throughout central Iowa that test for air pollutants. Currently, the division maintains a monitoring network that consists of the following samplers:

  • Ozone (O3)
  • Carbon Monoxide (CO)
  • Nitrogen Dioxide (NO2)
  • Near Road Monitoring (NO2)
  • Sulfur Dioxide (SO2)
  • PM-10
  • PM-2.5
  • PM-2.5 Speciation
  • Air Toxics
  • Wind Speed
  • Wind Direction

Current Monitoring Sites:

Polk County-Map