The Department of Veterans Affairs (VA) is seeking qualified contractors to provide water quality testing services for the VA Northern California Health Care System, specifically across locations in Mather, Martinez, Stockton, Mare Island, and Redding. The services required include Legionella testing, critical water testing, utility water testing, HPC testing for chillers and cooling towers, dialysis machine testing, and bacteria analysis, all in accordance with the established Quality Assurance Surveillance Plan (QASP). This procurement is crucial for ensuring the safety and compliance of water systems within VA facilities, with a contract period starting from January 3, 2026, and extending through January 2, 2031, including four option years. Interested parties must submit questions by December 15, 2025, and are encouraged to attend scheduled site visits in early December 2025; for inquiries, contact David J. Alvarez at david.alvarez4@va.gov.