The U.S. Geological Survey (USGS) intends to award a sole source contract to Rensselaer Polytechnic Institute's Darren Fresh Water Institute (DFWI) for chlorophyll-a and genomic sample analysis, supporting the New York Water Science Center's monitoring project of remote Adirondack lakes. The contract aims to ensure the continuity and scientific integrity of long-term data collection and analysis, which is critical for maintaining comparability in environmental studies. This non-competitive firm fixed-price purchase order is set for the period from May 1, 2025, to April 30, 2026, with four option years available. Interested parties may submit capability statements to Jenna Dunning at jmdunning@usgs.gov by April 11, 2025, with the anticipated award date on April 21, 2025.