The Iowa Department of Natural Resources Water Quality Monitoring and Assessment section monitors physical and chemical parameters at a large number of rivers, lakes, wetlands, and groundwater locations throughout the state. AQuIA is a public information portal for retrieving the results of water monitoring conducted by the WQMA section or one of its designees.

Search the Database

  • Data Search - select search parameters to get the data you need
  • Look at the map - use a map to find sites of interest
  • List of facilities - Facilities are a physical or logical extent of data that share similar properties or sampling goals.
  • Go directly to a site - Sites have an 8-digit identifier. Enter the site ID to view the site and its data history