The Department of Defense, through the U.S. Army Corps of Engineers, is soliciting bids for septic pumping services at Saylorville Lake Recreational Areas in Iowa. The contractor will be responsible for providing all management, tools, equipment, and labor necessary to pump vault toilets, holding tanks, and septic/lift stations within 48 hours of notification, seven days a week, while ensuring compliance with safety guidelines and proper waste disposal. This firm-fixed-price contract spans a base year from August 2025 to March 2026, with four additional option years through March 2030, and will be awarded based on the lowest overall price. Interested bidders must acknowledge receipt of the solicitation amendment, be registered in the System for Award Management (SAM), and submit a safety plan and insurance certificate. For further inquiries, contact Eric J. Gaul at eric.j.gaul@usace.army.mil or 309-794-5093.