The U.S. Army Corps of Engineers Baltimore District plans to award a single-award IDIQ contract for Cationic Polymer (20% strength) to support the Washington Aqueduct's water treatment plants in Washington, D.C. The contractor must supply a polymer conforming to specific ANSI/AWWA and NSF/ANSI standards. The estimated maximum quantity is 400 totes over a five-year period, with a minimum of 20 totes. The government is considering using a reverse auction for this procurement. An official Request for Proposal is anticipated to be posted around March 6, 2026.