The Department of Defense, through the Defense Health Agency (DHA), is issuing a Notice of Intent for a Sole Source contract for proficiency testing services related to environmental safety and public health. The procurement focuses on comprehensive testing of various matrices, including water pollution, drinking water, soil, and hazardous waste, requiring analysis of a wide range of chemical parameters such as heavy metals, organics, and radiochemistry. This testing is crucial for ensuring compliance with regulatory standards and maintaining water quality and safety. Interested parties can reach out to Brandon Roebuck at brandon.m.roebuck.civ@health.mil or Jesse Nisley at jesse.d.nisley.civ@health.mil for further details.