Water Resources

Coastal Information

Bayfield County contains some of the most beautiful shorelines on Lake Superior; search information on coastal regions.

Hydrogeologic Atlas of Bayfield County

Download maps and technical reports of the groundwater analysis study that was completed in 2019. See our Hydrogeologic Atlas.

Inland Lakes & Trout Streams

Visit the Wisconsin DNR website to learn more on trout streams and lake maps in Bayfield County.

USGS Stream Stats

Research stream statistics in your area of interest.

DNR Groundwater Information

Learn more about hydrogeology from the DNR's Groundwater StoryMap.

Well Reports

Look up well construction information from the Wisconsin Department of Agriculture, Trade and Consumer Protection.