Opportunity
SAM #140G0126Q0102
Sole Source Award to Siskiyou County for Operation of NADP/NTN Monitoring Station (NADP CA76, Yreka, CA)
Buyer
USGS Office of Acquisition and Grants
Posted
April 27, 2026
Respond By
May 08, 2026
Identifier
140G0126Q0102
NAICS
541990, 541620, 541690
This notice announces a sole source award by the US Geological Survey (USGS) for the operation and sample collection at the NADP/NTN wet atmospheric monitoring station in Yreka, California (NADP CA76 site). - Sole source contract awarded to Siskiyou County, the site owner and operator - Services include: - Weekly site visits for precipitation sample collection - Data processing and transmission (including precipitation gage records) - Routine instrument checks, maintenance, and repairs - Supports the National Atmospheric Deposition Program, National Trends Network (NADP-NTN) - No specific OEMs, part numbers, or product line items are listed - Opportunity classified under NAICS 541990 (All Other Professional, Scientific, and Technical Services) - Place of performance is the NADP CA76 site in Yreka, California - Contracting office is USGS Office of Acquisition Grants-National, Reston, VA - Sole source justification is based on Siskiyou County's exclusive access and operational control of the site
Description
Sole Source Award for Sample Collection at NADP CA76