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DES MOINES, Iowa (July 29, 2025) — Central Iowa Water Works (CIWW) announced today that commercial irrigation and lawn watering can resume on Wednesday, July 30, as part of the phased exit from the Stage III lawn watering ban initiated on June 12. The CIWW Technical Committee met today and voted to allow commercial watering…

ALL NEWS Lawn Watering to Resume July 22 Following a Phased Approach! 07/21/2025 Residential lawn watering to resume JULY 22, 2025! On July 18, 2025, the Technical Committee voted to lift the ban on residential lawn watering beginning Tuesday, July 22. To manage demand, lawn watering must be conducted on the even/odd lawn watering schedule.…

Q. What is Reverse Osmosis? A. There are many different membrane technologies, but to removed dissolved contaminates, like nitrate, reverse osmosis (RO) would typically be used. RO accomplishes essentially the same task as the Fleur Nitrate Removal Facility, albeit through a different approach. Using a special membrane RO prevents contaminants, like nitrate, from entering the…

Central Iowa Water Works (CIWW) officials announced today that the lawn irrigation ban, activated as part of the utility’s Water Shortage Plan, is being lifted in stages over the next three weeks. The first stage begins Tuesday, July 22, with allowing residential customers to water using an even and odd schedule as shown below.   “Many…

July 31, 2025 The water quality challenges we have been facing this summer are stabilizing. As of today, residential and commercial customers have returned to lawn watering on an even/odd lawn watering schedule. Today, we are still seeing an overall downward trend on the Raccoon River, the Des Moines River, and the Infiltration Gallery. The…

DES MOINES – Pending an imminent risk of violating the nitrate standard, all commercial and residential lawn watering and use of automatic lawn watering systems are prohibited until further notice. This ban is effective immediately and affects all businesses and all residential customers served by Central Iowa Water Works. “We are pulling all levers at…

DES MOINES, Iowa (May 21, 2025) — The Taxpayers Association of Central Iowa (TACI) has presented its 2025 “In the Public Interest” award to Central Iowa Water Works (CIWW), the new regional water authority. “We believe that regional cooperation and efficiency are key to a vibrant central Iowa,” said Art Wittmack, president and CEO of the TACI.…