An official website of the United States government.

We've made some changes to If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

Uniform National Discharge Standards (UNDS) for Vessels of the Armed Forces

()USS Freedom (U.S. Navy photo by Mass Communication Specialist 3rd Class Ignacio D. Perez/Released)The Uniform National Discharge Standards (UNDS) program establishes national discharge standards for vessels of the Armed Forces that operate nationwide in coastal and inland waters.  These national standards will reduce the environmental impacts associated with vessel discharges, stimulate the development of improved pollution control devices and advance the development of environmentally sound military vessels.