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Wisconsin Administrative Code (Last Updated: January 10, 2017) |
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Agency NR. Department of Natural Resources |
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Chapters 100-199. Environmental Protection – General |
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Chapter 114. Certification Requirements For Waterworks, Wastewater Treatment Plant, Septage Servicing And Water System Operators |
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SubChapter III. Certification of Water System Operators |
Section 114.29. Classification of water systems.
Latest version.
- (1) The classification of each water system shall be class 1 and assigned one or more of the applicable subclasses listed in sub. (3) based on the operations performed at the system.(2) Each water system shall be assigned a minimum of subclass O and additional subclasses for each treatment or process utilized and listed in sub. (3) .(3) The following subclasses are established for both water system classifications and operator certification:(a) Subclass O — General water system operation. All water systems utilizing a groundwater source, surface water source, or purchased water from a waterworks. Any operator who holds a valid waterworks certification under subch. I in subclasses G, D or S may also operate this water system subclass.(b) Subclass Z — Zeolite and resin treatment. All water systems providing zeolite softening or specific contaminant removal by resins. Any operator who holds a valid waterworks certification under subch. I in subclass Z may operate this water system subclass.(c) Subclass I — Oxidation and filtration treatment. All water systems providing iron removal by oxidation and filtration. Any operator who holds a valid waterworks certification under subch. I in subclass I may also operate this water system subclass.(d) Subclass L — Lime-soda ash treatment. All water systems providing treatment by the lime-soda ash process for iron removal or softening, or both. Any operator who holds a valid waterworks certification under subch. I in subclass L may operate this water system subclass.(e) Subclass V — Specialized treatment. All water systems providing special treatment such as, but not limited to, air stripping, granular activated carbon or others. Any operator who holds a valid waterworks certification under subch. I in subclass V may also operate this water system subclass.