This report summarizes 2009-2011 efforts to gather data and continue information support for groundwater management in the Wisconsin central sands.

This research was a pilot study examining exurban housing development, on-site wastewater treatment systems (OWTS), and private well-water quality in an unincorporated and unsewered area of Ozaukee County, Wisconsin.

Groundwater withdrawal can significantly affect the flow regime of streams and rivers, but it is difficult to predict how hydrologic changes affect stream biological communities.

This report summarizes data and information gathering activities that supported groundwater management in the Wisconsin central sands for the period July 2016 through June 2017.

This research explores sources and risk factors of nitrate contamination in private wells in Eau Claire County, Wisconsin. Nitrate is a naturally occurring compound found in groundwater, but also has anthropogenic sources.