Resource provided by UW-Madison Robinson Map Library.
This data represents well locations for Wisconsin State in 2025. [Well inventory (external version). Includes wells from the Drinking Water System (DWS), Water Use, Well Construction, DNR's Groundwater and Environmental Monitoring System (GEMS) and DNRs System for Wastewater Applications, Monitoring and Permits (SWAMP). In this external version of this dataset, municipal and other-than-municipal (OTM) are displayed as a section centroid, due to Homeland Security requirements.]