Low Income Sewer and Water Assistance Program Act of 2017 This bill amends the Federal Water Pollution Control Act (commonly known as the Clean Water Act) to require the Environmental Protection Agency to establish a pilot program that awards grants to at least 10 eligible entities for assisting low-income households maintain access to sanitation (water and sewer) services. In order to be eligible for grants, entities must be municipalities, or public entities that own or operate public water systems, that are affected by consent decrees related to compliance with standards under that Act.