The U.S. Geological Survey (USGS) is seeking quotations for a project focused on the cleanup and maintenance of the Oregon Surface Water Database, with a specific emphasis on rectifying errors and omissions in hydrologic data. The objective is to ensure compliance with USGS standards and enhance public accessibility to the data through the National Water Information System (NWIS) web, involving tasks such as removing erroneous historical data and conducting quality assurance reviews. This project is critical for maintaining the integrity of water quality data and will require contractors to have expertise in the Oregon Water Science Center's database systems. Proposals must be submitted electronically by February 14, 2025, with inquiries directed to Contract Specialist Rupert Lujan at rlujan@usgs.gov.