Drinking Water
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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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Identify your water’s symptoms
Diagnose your water concerns based on the symptoms you notice about your drinking water. Possible causes are listed with the most likely first. Get answers to these and more questions:
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Drinking water & groundwater quality standards/advisory levels
The Drinking Water & Groundwater Quality Standards/Advisory Levels [PDF] contains the tables:
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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…