Municipalities

Submittal requirements by project type

Common project document definitions/expectations:Cover letters should provide a general description of the need for the project and proposed scope of work. Cover letters may address previous project approvals or prior work done that is associated…

Public water system plan review

Chapter NR 108, Wis. Adm. Code, allows the DNR up to 90 days to approve, return or deny submitted plans for new construction or improvements relating to a public water system. Average Review Process Timeframes Water Mains: 55-65 days All other…

Laboratory analysis slips

The following are the most current sample lab analysis slips which are used for compliance with Safe Drinking Water Act regulations. Systems are mailed sampling slips as part of the normal mailing schedule. If you did not receive a slip or need…

Wisconsin's Capacity Development Program

The Capacity Development Program aims to help public water systems strengthen their ability to consistently supply safe drinking water to their customers. The program focuses on assisting system owners and operators, particularly small water systems…

Instructions for creating and customizing a Consumer Confidence Report using DNR’s CCR generator

Consumer Confidence Reports (CCR) are required by the U.S. Environmental Protection Agency (EPA). The CCR must be prepared and distributed by all Community Water Systems in order to provide information concerning water quality for the previous…

Mercury Ban In K-12 Schools

Under a 2012 law, Wisconsin schools are required to remove all mercury from school facilities and grounds.

Mercury Ban

Wisconsin Act 44 was signed in October 2009 and regulates the sale, distribution and use of specific mercury and mercury-containing devices to Wisconsin citizens, businesses, institutions and others, including specific requirements for Wisconsin K-…

About Mercury

Mercury is a naturally occurring element (Hg on the periodic table) that is found in air, water and soil. It exists in several forms: elemental or metallic mercury, inorganic mercury compounds and organic mercury compounds. Elemental or metallic…

Summer Deer Observations for DNR Staff and Cooperators

Water Supply Service Area Planning

By 2026, all water utilities that serve a population of 10,000 or more people will be required to develop a Water Supply Service Area Plan (see s. 281.348, Wis. Stats.). Communities that may need to develop this plan prior to 2026 include: