The Environmental Protection Agency (EPA) is seeking proposals for the development and revision of aquatic life criteria benchmarks and screening values. This procurement aims to enhance the understanding and management of aquatic ecosystems by establishing scientifically sound criteria that can be used to assess the health of aquatic life. The services required fall under the NAICS code 541620, which pertains to Environmental Consulting Services, and are critical for ensuring compliance with environmental regulations and protecting aquatic habitats. Interested parties can contact Kimberly F. Loesch at Loesch.Kimberly@epa.gov or by phone at 513-487-2058 for further details regarding the solicitation process.