Wisconsin Administrative Code
Department of Natural Resources
NR 800 - Environmental Protection - Water Supply
Chapter NR 810 - Requirements for the operation and maintenance of public water systems
Subchapter I - General Operations
Section NR 810.23 - Water system security and emergency operations
Current through August 26, 2024
(1) WATER SYSTEM SECURITY. Water system buildings and infrastructure access points above ground, such as reservoir hatches, lines used to pump to waste, doors and valve chambers, shall have adequate locks and be secured when not occupied or in use. Security measures that may be taken include: the installation of security fences, hardened or protected locks, exterior warning lights, exterior motion detectors, surveillance cameras; door, window, and hatch intrusion alarms, room motion sensors, steel doors, minimizing the size of windows, eliminating windows or using hardened window materials or iron, steel bars, or mesh over windows. Any security alarms installed shall be connected to telemetry control, SCADA systems, and monitored alarm systems where they are used.
(2) EMERGENCY OPERATIONS. Water suppliers for each community water system shall develop a plan to prepare for, respond to, mitigate and recover from all types of emergency situations, including terrorism, sabotage, natural disasters such as floods and tornadoes, loss of system-wide pressure, and overfeed of chemicals.