This page has been integrated into the main Iowa Department of Natural Resources’ website, found at www.iowadnr.gov. If you used a “bookmark” or “favorites” link in your Web browser and were taken to this page, please take a moment to change your bookmark to reflect the new URL of the page.
You should be able to find the information you are seeking by starting at our IOWATER homepage found at the following URL: http://www.iowadnr.gov/Environment/WaterQuality/WaterMonitoring/MonitoringPrograms/Biological.aspx
We apologize for any inconvenience.