The purpose of this legislation is to establish a pilot program for a comprehensive wastewater surveillance system at certain military installations. The goal is to improve the monitoring of drug use and the prevalence of infectious diseases among military personnel. This initiative aims to enhance the health and readiness of the Armed Forces. Key provisions of the legislation include the requirement for the Secretary of Defense to implement the pilot program within 180 days of the law being enacted. The program will take place at a minimum of four military installations.