Clean water tanks at PD and RF

The National Park Service Intermountain Region seeks potable water storage tank cleaning and inspection services at Petrified Forest National Park in Arizona, with quotations due July 13, 2026 at 5:00 PM MDT. The procurement is a 100% total small business set-aside, and small business status must be active in SAM at quotation submission, award, and throughout contract performance.

Place of performance is Petrified Forest National Park, Arizona, with tanks located at Painted Desert and Rainbow Forest. The scope requires inspection and cleaning of one 500,000-gallon tank at Painted Desert and two adjoined 100,000-gallon tanks at Rainbow Forest, using ROV inspection robots, divers, or a combination of methods. Contractors must have at least three years of experience in potable water tank inspection and cleaning. Work must comply with Arizona State Department of Environmental Quality, NPS Public Health, AWWA, and OSHA standards. Key deliverables include interior and exterior inspections, sediment removal, comprehensive tank inspections with photographs, disinfection per AWWA C652-19, bacteriological examination, and a detailed written report with two paper copies and one electronic copy within one week of completion.

Period of performance runs July 14 through September 30, 2026, with delivery required by September 30, 2026. The contract is firm-fixed price for commercial services under FAR Part 12, with an anticipated award date on or before July 15, 2026. Contractors must maintain liability insurance of $100,000 per person, $500,000 per occurrence, and $500,000 property damage. Quotations will be evaluated on price, technical capability to meet requirements, and past performance. Offerors must submit responses to a Technical Evaluation Questionnaire and a Past Performance Questionnaire (3–5 projects completed within five years). A pre-award site visit is encouraged on June 24, 2026 at 10:00 AM Arizona Time at Painted Desert Inn. Amendment 0001, posted July 6, 2026, moved the quotation due date from July 7 to July 13, 2026, and added the Technical Evaluation and Past Performance Questionnaire requirement. The contracting officer is Stan Belinte (stan_belinte@nps.gov); the requestor is James A. Brown (928-297-8492, james_a_brown@nps.gov).