‘New program lets Iowans test local water quality amid rising nitrate concerns’
A news story from Iowa’s News Now in Cedar Rapids explains how the Izaak Walton League is making it possible for volunteers to test water bodies for nitrate and other…
‘Nitrate Watch coordinator explains how Iowans can take ownership over their water quality’
Water quality is a major environmental concern in Iowa, and Heather Wilson, Midwest Save Our Streams coordinator for the Izaak Walton League, is helping residents take action through the Nitrate…
‘Izaak Walton League weighs in on USDA reorganization’
In late August, the Izaak Walton League of America voiced concerns over the U.S. Department of Agriculture’s reorganization plan. In a letter (PDF Document) to Secretary of Agriculture Brooke Rollins,…
‘Izaak Walton League launches fundraising campaign for Iowa water quality monitoring’
The Iowa Division of the Izaak Walton League of America has launched a grassroots campaign to raise funds for the Iowa Water Quality Information System (IWQIS), a University of Iowa…
‘Nishnabotna water group urges community nitrate testing with new billboard’
The Nishnabotna Water Defenders, a water quality advocacy group in southwest Iowa, has erected a billboard near Avoca encouraging Iowans to “know what you drink” to prompt local residents to…
‘Wings2Water recognizes Nitrate Watch initiative for public water testing effort’
Wings2Water has honored the Izaak Walton League’s Nitrate Watch Program with a “Water Warrior” recognition for its public engagement in testing nitrate levels in drinking water and waterways. Learn more…
In the News
For over a century, the Izaak Walton League has been a driving force in American conservation—shaping national environmental policy and championing grassroots efforts across the country. But our impact goes…
‘Ag fertilizer runoff likely will force more drinking water restrictions’
The nitrate pollution at the root of Central Iowa’s lawn watering ban is not unique to Central Iowa. The issue – and its sources – are incredibly widespread. In this…
‘Atlantic couple teaches neighbors to test waterways’
Denise and Larry O’Brien, organic farmers and founding members of the Nishnabotna Water Defenders, are teaching their neighbors in Atlantic, Iowa to monitor pollution in waterways with Nitrate Watch. Learn…

Your kit will include a bottle containing 25 nitrate test strips which you can use to test your water source(s) throughout the year. You’ll also receive postcards explaining how to use your nitrate test strips and how to share your Nitrate Watch results on the Clean Water Hub.
Your kit will include four test strips so you can test your waterway throughout the season. You’ll also receive a chart to help you interpret your results and a postcard with instructions for completing a Salt Watch test and reporting your findings.