Clean Water Affordability Act of 2015

[AI summary unavailable — showing source text] Clean Water Affordability Act of 2015 This bill amends the Federal Water Pollution Control Act (commonly known as the Clean Water Act) to require the Environmental Protection Agency (EPA) to establish a comprehensive and integrated planning approach to the permit obligations under the National Pollutant Discharge Elimination System (NPDES) program of a publicly owned treatment works (POTW) or a municipal separate storm sewer system. A state may extend the term of a NPDES permit to up to 25 years under a state-administered NPDES program, if the permittee has an approved integrated plan. The EPA must update the guidance entitled "Combined Sewer Overflows--Guidance for Financial Capability Assessment and Schedule Development," to ensure that the evaluations by the EPA of financial capability assessment and schedule development meet specified criteria. States must set aside 15% of the amount of each capitalization grant they receive for water pollution control revolving funds to provide assistance to municipalities of fewer than 10,000 individuals that meet specified affordability criteria for activities on the state's priority list of POTW construction projects. Effluent lim…