06/08/2026
🚨The Central Iowa Water Works (CIWW) Board of Trustees has initiated Stage 3 of its Water Use Plan, implementing a mandatory lawn watering ban for residential, business, and government customers across the region.
To help manage elevated nitrate concentrations in source waters and ensure adequate treatment capacity, the regional system is utilizing all available resources, including the Nitrate Removal Facility, Maffitt Reservoir, and Aquifer Storage and Recovery (ASR) wells.
Visit: https://ciww.gov for more information on this notice and frequently asked questions.
All drinking water produced by Central Iowa Water Works meets all Safe Drinking Water Standards.
The following communities and agencies are affected by this alert: Ankeny, Clive, Johnston, Norwalk, Polk City, Waukee, Des Moines Water Works, Urbandale Water Utility, West Des Moines Water Works, Warren Water and portions of the Xenia Water District.
Central Iowa Water Works delivers safe, reliable drinking water to over 600,000 people in Central Iowa. As a regional authority, we collaborate with local communities, utilities, and rural providers to maintain a robust water system that meets current and future needs.
