Nitrates

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Healthier Future for Wisconsin

The Defender Episode 82:Can Small Farms Save Wisconsin's Water?

Can Small Farms Save Wisconsin’s Water?

July 27, 2026

In this episode, Amy talks with Chaz Self from Grassway Organics about the future of farming, and where we all fit in. Plus, pizza!…

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6 steps for private well owners to keep their drinking water safe

June 22, 2026

If you think your well may be contaminated, here are some steps you should take to protect you and your family from the health risks associated with polluted drinking water.…

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The Defender Episode 77: Is Ethanol a Scam?

Is Ethanol a Scam?

June 15, 2026

Have we been sold a bill of goods about ethanol? In this episode, a look at the toll ethanol is taking on our health and water right here in Wisconsin.…

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Nitrate Watch test kit by a river

Request a Free Nitrate Test Kit

June 3, 2026

Help monitor nitrate contamination levels in your drinking water or local waterways with a free test kit from the Izaak Walton League of America.…

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Ethanol plant near corn field

Proposal to increase E15 ethanol use would cause substantial health harms in Wisconsin

February 5, 2026

A proposal in Congress to allow 15% ethanol blends (E15) in auto fuels year-round would increase dangerous water contamination and air pollution across Wisconsin.…

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Nitrates & Health: Drinking Water in Wisconsin

October 30, 2025

Nitrates are Wisconsin’s most widespread groundwater contaminant, threatening the drinking water of over two-thirds of Wisconsinites who rely on groundwater as their primary source of drinking water.…

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Filling up a glass with drinking water from kitchen tap

New report: Nitrate Contamination Driving Health Crisis and Rising Costs in Wisconsin

October 2, 2025

Wisconsin faces a growing public health crisis from nitrate contamination in drinking water.…

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Nitrate Contamination Map, source: Clean Wisconsin

The Cost of Nitrate Contamination in Wisconsin’s Drinking Water

September 18, 2025

Wisconsin faces a growing public health crisis caused by widespread nitrate contamination in our drinking water.…

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Reinforced Protections Against Untreated Animal Waste

January 30, 2024

Clean Wisconsin's intervention in a lawsuit targeting the state's water pollution permitting program helped maintain crucial protections for our surface and groundwaters.…

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Evers Takes Action for Rural Wisconsin Families Dealing with PFAS and Nitrate Pollution

October 4, 2022

Every family in Wisconsin deserves safe water, but tens of thousands of rural Wisconsinites can’t drink the water flowing from their taps because…

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