Alum Applications at Casey Lake (Tama Co.)

The Iowa Department of Natural Resources (DNR) is seeking a qualified vendor to apply alum to Casey Lake in Tama County to reduce internal phosphorus loading and improve overall water quality. The work will be performed under the state’s e‑procurement system (IMPACS) and must be submitted by the deadline. The contract likely includes material supply, application services, and any required testing or reporting. • Location: Casey Lake, Tama County, Iowa • Objective: Control phosphorus, enhance lake clarity and ecosystem health • Scope: Provide alum material, perform application according to DNR specifications, and submit post‑application monitoring data • Submission: All bids must be entered via IMPACS; bid period 8/27/2026 – 9/4/2026 • Contact: Colton Lullmann, Procurement Specialist (515‑361‑0743, [email protected]) • No pre‑bid meeting or site visit required, but bidders should review the IMPACS invitation documents for technical details.