The U.S. Environmental Protection Agency's (EPA) Office of Water releases guidance every year to Agency program offices, EPA regions, states, and tribes. The National water program provides EPA priorities and implementation strategies for the coming fiscal year.

National Water Program Guidance Documents and Measure Definitions:

• FY 2014 National Water Program Guidance
• FY 2015 National Water Program Addendum
• FY 2016-2017 National Water Program Guidance
• FY2017 NWPG Addendum