nitrate pollution

Iowa DNR to hold public hearings in September for triennial water quality standards review 

by Cami Koons, Iowa Capital Dispatch
August 27, 2025

The Iowa Department of Natural Resources will hold two public hearings in September for a review of water quality standards, as required every three years by federal regulations. 

Per the hearing agenda, DNR plans to discuss water quality standards as they relate to antidegradation, human health criteria, per and polyfluoroalkyl substances, or PFAS, lake nutrients and rights reserved for tribal nations. 

Environmental council analysis shows Iowa nutrient reduction strategy a very slow road to nowhere

Big ag groups like the Iowa Farm Bureau along with Iowa Republicans like to tout the state's Nutrient Reduction Strategy (NRS) as the path forward to reduce pollution of state streams and rivers from farm runoff.

A new Iowa Environmental Council (IEC) report issued Tuesday (July 16) paints the NRS as a very slow road to nowhere.

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