The Great Lakes offer valuable ecosystem services, including providing drinking water to many of the
region’s inhabitants. The water and sewer infrastructure funding and gap indicator is one of a suite of
drinking water indicators intended to help regional leaders and advocates understand their water
quality, reliability, affordability, and constituents’ trust in their drinking water, better positioning them to influence management and policy decisions.
The water and sewer infrastructure funding and gap indicator tracks the gap between infrastructure
investment needs and actual investments. The indicator will help inform policy-makers, governments,
and citizens about water system reliability and water affordability. This report explains the indicator in
This research is part of the Great Lakes Indicators project funded by the Erb Family Foundation. The
project is rooted in the understanding that the environmental health of the Great Lakes directly affects
the region’s economic health, individual and societal health and wellbeing, as well as values and
perceptions of the Great Lakes.