Groundwater is the principal water supply for Green County municipalities, industries, and rural residents. While municipal water supplies are regularly monitored and required to meet drinking water standards, private well owners must make decisions regarding when and what to test for and what to do if there is a problem. In an effort to understand changes to well water quality over time and help to focus public health outreach efforts to private well owners, Green County undertook steps to initiate a 5-year project to monitor well water quality.

In July 2019, Green County began collabora...