Business
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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…
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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…
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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…
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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…
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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…
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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-…
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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…
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Reporting water use
Registered withdrawers are required to measure or estimate the volume of water they withdraw every month and report that information annually to the DNR. Withdrawals may be reported by the property owner or by an authorized lessee, agent or operator…
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Water use registration
Subscribe to receive email updates about the Great Lakes Compact or Water Use Program. To withdraw or a withdrawal means the taking of water from surface water or groundwater including springs, ponds, lakes, rivers, streams and the Great Lakes.…
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Water use permitting
If your withdrawal is located in the Great Lakes Basin (Lake Superior or Lake Michigan) and you withdraw water or plan to withdraw water at an average of 100,000 gallons per day or more in any 30-day period from the sources on your property, then…