Field Sampling and In-Situ Monitoring Services

The contract seeks qualified providers to conduct field sampling and real-time in-situ monitoring of groundwater at 58 designated locations across four wastewater treatment sites within Yellowstone National Park. Sampling activities will include the collection of groundwater samples alongside immediate field measurements of pH, dissolved oxygen, conductivity, temperature, and elevation to ensure accurate and consistent environmental data. The work requires expertise in field hydrology and calibrated instrumentation to meet exacting standards for data integrity under variable natural conditions typical of the park’s sensitive ecosystems. This is a subcontract opportunity under NAICS code 541620, with a response deadline of July 9, 2026, at 6:00 PM Eastern Time. The solicitation was posted on June 30, 2026, and is managed by the Department of the Interior through its Imr Northern ROCKIES office. Performance will occur exclusively within Yellowstone National Park, and bidders must demonstrate experience with environmental monitoring in protected natural areas, ability to operate in remote or restricted environments, and compliance with federal protocols for data collection and reporting. No set-aside designation is specified, and all responses must align with the technical requirements outlined in the solicitation.