The U.S. Geological Survey is conducting market research to identify qualified sources for an in-house gamma-counting system. This is a sources sought notice for planning purposes only, not a request for quote, and the government will not reimburse response costs. Interested parties must specify the country of manufacture and demonstrate how their product meets all required specifications, including size, warranty, technical support, and software. The applicable NAICS code is 334516 with a size standard of 1,000 employees. Responses must be submitted electronically via the designated email address.