23-26 Water Distribution and Wastewater Systems Operators
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protect the state's water resources by classifying all public water supply and wastewater disposal
systems in the state and by requiring the examination of operators and the certification of their
competency to supervise the operations of such facilities.23-26-02. Definitions. For the purpose of this chapter, the following words and phraseshave the meanings ascribed to them in this section:1."Certificate" means a certificate of competency issued by the department stating that
the operator holding the certificate has met the requirements for the specified
operator grade in the certification program.2."Department" means the state department of health.3."Ground water under the direct influence of surface water" means any water beneath
the surface of the ground with significant occurrence of insects or other
macroorganisms, algae, or large-diameter pathogens such as Giardia lamblia, or
significant and relatively rapid shifts in water characteristics such as turbidity,
temperature, conductivity, or pH which closely correlate to climatological or surface
water conditions.4."Operator" means the person in direct responsible charge of the operation of a water
treatment plant, a water distribution system, a wastewater treatment plant, or a
wastewater collection system.5."Population equivalent" for a wastewater collection system or treatment plant means
the calculated population that would normally contribute the same amount of
biochemical oxygen demand per day computed on the basis of seventeen
hundredths of one pound [77.11 grams] of five-day, twenty-degree Celsius
[68-degree Farenheit] biochemical oxygen demand per capita per day.6."Wastewater collection system" means that portion of the wastewater disposal
system in which wastewater is conveyed to a wastewater treatment plant from the
premises of a contributor.7."Wastewater disposal system" means the system of pipes, structures, and facilities
through which wastewater from a public sewer system or industry is collected and
treated for final disposal.Such system must serve a population equivalent oftwenty-five or more persons.8."Wastewater treatment plant" means that portion of the wastewater disposal system
used for the treatment and disposal of wastewater and the solids removed from such
wastewater.9."Water distribution system" means that portion of the water supply system in which
water is conveyed from the water treatment plant or other supply point to the
premises of the consumer.10."Water supply system" means the system of pipes, structures, and facilities through
which a public water supply is obtained, treated, and sold or distributed for human
consumption or household use.Such system must have at least fifteen serviceconnections or regularly serve an average of twenty-five or more persons for at least
sixty days a year.Page No. 111."Water treatment plant" means that portion of the water supply system which in
some way alters the physical, chemical, or bacteriological quality of the water.23-26-03.Classification of plants and systems.The department shall classify allwater treatment plants, water distribution systems, wastewater treatment plants and wastewater
collection systems with due regard to the size, type, character of water and wastewater to be
treated, and other physical conditions affecting such facilities, and according to the skill,
knowledge, and experience that an operator in responsible charge must have to successfully
supervise the operation of such facilities, so as to protect the public health and prevent pollution
of the waters of the state.23-26-04. Advisory board of certification. Repealed by S.L. 1991, ch. 280,