WDNR Arsenic in Drinking
Water & Groundwater

General Information - Brochures, fact sheets and lists of certified laboratories and treatment devices.

Occurrence in Wisconsin - Sampling maps, town based sampling summaries and links to DNR databases.

Recommendations - Recommendations for well construction, replacement and water treatment for homeowners.

Special Casing Areas - Special casing area requirements for Winnebago and Outagamie Counties

Articles - Written by Department staff.

Studies - Conducted through the Joint Solicitation of the Groundwater Coordinating Council from DNR and U.W. System monies.

Arsenic Websites - Other sites outside the DNR which have arsenic related information.

Contacts - Lists of county , DNR and other state agency staff to contact on issues related to arsenic.