green infrastructure and community water systems through State revolving loan funds (a) Water pollution control State revolving loan funds Section 603 of the Federal Water Pollution Control Act ( 33 U.S.C. 1383 ) is amended by adding at the end the following: (j) Green Project Reserve Each State that has entered into a capitalization agreement pursuant to this title shall prioritize and, unless this funding is needed to protect public health, for each fiscal year, ensure that not less than 20 percent of funds used to provide assistance under this title is used for, projects to address green infrastructure, water or energy efficiency improvements, or other environmentally innovative activities, including activities related to— (1) improving the sustainability of community water systems (as defined in section 1401 of the Safe Drinking Water Act)