Wisconsin's Drinking Water Regulations

  • In addition to addressing drinking water standards, Wisconsin's drinking water regulations address the following:
    • Water system design and construction
    • System operation and maintenance
    • Well construction and placement
    • Pumps
    • Treatment processes
    • Chemical addition
    • Well abandonment
    • Lab certification
    • Wellhead protection
 
  • To meet these regulations, water system owners are responsible for obtaining the following WDNR approvals:
    • Well construction
    • Pump installation
    • Well rehabilitation
    • Chemical addition to water
    • Water treatment
    • New system capacity
  • To ensure these regulations are being met, WDNR personnel conduct periodic on-site inspections of each system.
    • These inspections are referred to as Sanitary Surveys
    • Their frequency depends upon the size and classification of the water system.
    • WDNR reviews the system's compliance, monitoring records and facilities.
    • WDNR will issue a written report listing any deficiencies, and a time frame to correct the problem(s), if necessary.
 

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