Iowans flooded a national water quality testing program in 2025, as public concerns regarding high nitrate levels peaked in the state. State of play: The Izaak Walton League of America's (IWLA) ...

LITTLE BIT, AND WE’LL CHECK BACK IN WITH YOU SOON. RIGHT NOW, MUCH OF CENTRAL IOWA IS STILL UNDER A LAWN WATERING BAN. IT’S DUE TO HIGH NITRATE LEVELS IN OUR WATER SOURCES. YOU’RE TAKING A LOOK AT ALL ...

This little black box could change how we study one of the world's biggest water quality issues. Scientists have created this new nitrate test kit. The dull black plastic of the device on Joshua ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Author: Gabriel Lade, Macalester College About 23 million U.S. households depend on ...

The end-of-season corn stalk nitrate test (CSNT) is a simple, inexpensive tool that can be used to assess the nitrogen (N) status of a corn crop at the end of the growing season. Data from studies ...

IOWA’S NEWS LEADER. ALL RIGHT, TODD, THANK YOU. CENTRAL IOWA WATER WORKS POSSESSES 200 SAMPLES FROM OUR LOCAL WATER SOURCES EVERY DAY. I SHOULD SAY, PROCESSES TO MAKE SURE IT REMAINS SAFE DURING HIGH ...

Revised Document Prepared by: A.L. Shober, K.L. Gartley, and J.T. Sims Department of Plant and Soil Sciences, University of Delaware Unlike other nutrients, such as potassium or phosphorus, the ...

A worker in Des Moines prepares a water sample for nitrate testing. In Brown County, Minnesota farmers are concerned that such testing could create data to target them for additional regulations.

PORTLAND, Ore. — Oregon Health Authority and partner organizations are mailing more drinking water test strips to Lower Umatilla Basin Groundwater Management Area (LUBGWMA) households and urging them ...

Gabriel Lade received funding from the Leopold Center for Sustainable Agriculture, the Center for Agricultural and Rural Development, and the U.S. Department of Agriculture to conduct this research.

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