Resource provided by UW-Madison Robinson Map Library. This data represents high quality lakes and large rivers in Wisconsin in 2023. [High-Quality Lakes and Large Rivers displayed in the DNR Watershed Restoration and Protection Viewer. These are lakes and large rivers with at least two of the following attributes: unique or rare resource, attaining state water quality standards, or good to excellent biotic integrity. To see the official color ramping of these instances please reference the Healthy Waters, High-Quality Waters web page and the viewer.]