CHAPTER 445A - WATER CONTROLS

NAC 445A.6267 Minimum certification required; certification of persons making certain decisions. (NRS 445A.860, 445A.880) 1. The staff of a water treatment facility must have a minimum certification as follows: (a) For a Treatment-1 facility: (1) A person in responsible charge mu…

NAC 445A.6275 Requirements for persons in responsible charge; notification of noncompliance. (NRS 445A.860, 445A.880) 1. A public water system which is: (a) Classified as a community water system or a nontransient, noncommunity water system; or (b) Designated by the Division or t…

NAC 445A.6285 Approval of conditional staffing. (NRS 445A.860, 445A.880) 1. The Division shall consider the following in making a decision to approve conditional staffing for a public water system: (a) The results of an inspection of the public water system; (b) A review of the e…

NAC 445A.629 Classification of public water systems. (NRS 445A.860, 445A.880) 1. The Division shall classify all public water systems in this State pursuant to subsections 2 and 3. 2. A public water system which uses groundwater, surface water, groundwater under the direct influe…

NAC 445A.6293 Minimum age and education of applicants; timetable for certain requirements. (NRS 445A.860, 445A.880) 1. At the time of application, each applicant must be at least 18 years of age and meet the following minimum education requirements: (a) For Grade I or Grade II, a…

NAC 445A.6297 Applicant with disability: Request for special arrangements for taking examination. (NRS 445A.860, 445A.880) If an applicant has a disability that restricts the ability of the applicant to take an examination under standard conditions, the applicant may request spec…

NAC 445A.630 Examination for certification: Application; submission and applicability of fee; reexamination; scheduling; ascending order of administration; postponement; failure to appear or postpone. (NRS 445A.860, 445A.880) 1. An application to take an examination for certifica…

NAC 445A.631 Examination for certification: Types; return to examinee; maintenance of analysis. (NRS 445A.860, 445A.880) 1. The Division, or its designee, shall offer separate examinations for certification in the four classifications in water treatment and separate examinations …

NAC 445A.632 Proctoring, reviewing and grading examinations; passing grade; reviewing qualifications for full certificate. (NRS 445A.860, 445A.880) 1. The Division shall proctor, review and grade, or enter into a contract with a person, organization or agency to proctor, review a…

NAC 445A.633 Full certificate: Issuance; required experience. (NRS 445A.860, 445A.880) 1. The Division shall issue a full certificate to an applicant who qualifies for a full certificate. Except as otherwise provided in this section, to qualify for a full certificate, an applican…

NAC 445A.6345 Full, operator-in-training and provisional certificates: Indication of discipline; qualifications; validity; expiration; renewal. (NRS 445A.860, 445A.880) 1. All certificates must indicate the discipline for which they were issued as follows: (a) Water treatment ope…

NAC 445A.6355 Certification by reciprocity. (NRS 445A.860, 445A.880) 1. A certificate may be issued by the Division, without examination, on a case-by-case basis to a person in a comparable classification who has passed an adequate written examination and who holds a valid certif…

NAC 445A.639 Continuing education: General requirements. (NRS 445A.860, 445A.880) 1. The holder of a full certificate, provisional certificate or certificate as an operator-in-training must comply with the requirements of continuing education set forth in this section to qualify …

NAC 445A.640 Continuing education: Requirements for operator who holds multiple certificates. (NRS 445A.860, 445A.880) 1. An operator who holds certificates for both distribution and treatment must comply with the respective requirements for continuing education for each type of …

NAC 445A.641 Continuing education: Conditions for obtaining credit. (NRS 445A.860, 445A.880) The Division shall not grant any credit of continuing education to the holder of a certificate for participation in training unless: 1. The course of training is approved by the Division.…

NAC 445A.643 Continuing education: Approval of course of training provided by public water system to its employees. (NRS 445A.860, 445A.880) 1. A public water system may request the written approval of the Division for the public water system to provide a course of training for i…

NAC 445A.644 Reinstatement and renewal of expired certificate. (NRS 445A.860, 445A.880) 1. Except as otherwise provided in subsections 3 and 4, a holder of an expired full certificate may request, within 6 months after its date of expiration, that the full certificate be reinstat…

NAC 445A.646 Grounds for denial of application for certificate or disciplinary action. (NRS 445A.860, 445A.880) 1. If the Division determines that an applicant for a full certificate, provisional certificate or certificate as an operator-in-training has engaged in any conduct whi…

NAC 445A.647 Written notice of intent to take disciplinary action. (NRS 445A.860, 445A.880) The Division shall send a written notice of intent to take disciplinary action against the holder of a certificate pursuant to NAC 445A.985 for any conduct which is grounds for disciplinar…

NAC 445A.651 Fees of Division. (NRS 445A.860, 445A.880) 1. The Division shall charge and collect the following fees for each fiscal year: FY 2017-2018 FY 2018-2019 FY 2019-2020 FY 2020-2021 For the issuance of a full certificate......................... $84 $100 $110 $120 For a c…

NAC 445A.652 Aggrieved person: Request for informal discussion; subsequent request for informal conference; determination final remedy. (NRS 445A.860, 445A.880) 1. Any person who has reason to believe that an action taken by the Division pursuant to NAC 445A.617 to 445A.652, incl…

NAC 445A.65505 Definitions. (NRS 445A.860) As used in NAC 445A.65505 to 445A.6731, inclusive, unless the context otherwise requires, the words and terms defined in NAC 445A.6551 to 445A.6661, inclusive, have the meanings ascribed to them in those sections. (Added to NAC by Bd. of…

NAC 445A.6551 “Absorption field” defined. (NRS 445A.860) “Absorption field” means a component of a system for the disposal of sewage from an individual source, which consists of an absorption trench that uses the soil for the disposal and treatment of effluent from a septic tank.…

NAC 445A.65515 “Acknowledgment of water service” defined. (NRS 445A.860) “Acknowledgment of water service” means a document, written under the letterhead of a supplier of water, pursuant to which the supplier indicates to a person who is developing or proposes to develop property…

NAC 445A.6552 “Air and vacuum valve” defined. (NRS 445A.860) “Air and vacuum valve” means a dual-function valve that allows the entrance of air into a pipe or well which is being emptied, to prevent a vacuum, and allows air to escape from a pipe or well which is being filled or i…

NAC 445A.65525 “Air binding” defined. (NRS 445A.860) “Air binding” means a condition: 1. In which: (a) A pump in suction head accumulates air after the initial priming of the pump, due to the release of gases contained in the water being pumped; and (b) The air displaces the wate…

NAC 445A.6553 “Air gap” defined. (NRS 445A.860) “Air gap” means a physical separation between a point of free-flowing discharge from a pipe that supplies liquid to an open or nonpressurized vessel and the overflow rim of that vessel which is: 1. At least twice the effective diame…

NAC 445A.65535 “Air release valve” defined. (NRS 445A.860) “Air release valve” means a valve that is placed at a high point of a pipeline for the automatic release of air to prevent air binding and the buildup of pressure. (Added to NAC by Bd. of Health, eff. 2-20-97)

NAC 445A.6554 “Alternative pumping capacity” defined. (NRS 445A.860) “Alternative pumping capacity” means a source of water, including a well, or a facility for pumping from a source of water, which: 1. Can provide a public water system with regular or emergency supplies of water…

NAC 445A.65545 “Altitude control valve” defined. (NRS 445A.860) “Altitude control valve” means a valve that automatically: 1. Shuts off the flow of water when the water level in a storage structure reaches a predetermined elevation; and 2. Opens when the water level in the storag…

NAC 445A.6555 “Annular space” defined. (NRS 445A.860) “Annular space” means the area between two cylindrical objects, one of which surrounds the other, including the space between the respective walls of the drill hole and casing of a well. (Added to NAC by Bd. of Health, eff. 2-…

NAC 445A.65555 “Approved backflow testing laboratory” defined. (NRS 445A.860) “Approved backflow testing laboratory” means: 1. The Foundation for Cross-Connection Control and Hydraulic Research of the University of Southern California; or 2. Any other person or entity who the Div…

NAC 445A.6556 “Approved check valve” defined. (NRS 445A.860) “Approved check valve” means a check valve: 1. Which does not drip in the normal direction of flow when the inlet pressure is 1 psi or more and there is no outlet pressure. 2. Which allows no leakage in the direction op…

NAC 445A.65565 “Appurtenances” defined. (NRS 445A.860) “Appurtenances” means any machinery, equipment, appliances or auxiliary structures attached to a main structure which enable the main structure to function but are not an integral part of the main structure. (Added to NAC by …

NAC 445A.6557 “Aquifer” defined. (NRS 445A.860) “Aquifer” means a geologic formation, group of geologic formations or part of a geologic formation that is capable of yielding groundwater to a well or spring. (Added to NAC by Bd. of Health, eff. 2-20-97)

NAC 445A.65575 “Atmospheric vacuum breaker” defined. (NRS 445A.860) “Atmospheric vacuum breaker” means a vacuum breaker that contains an air inlet valve, a check seat and one or more air inlet ports, in which: 1. The flow of water causes the air inlet valve to close the air inlet…

NAC 445A.6558 “Automatic control” defined. (NRS 445A.860) “Automatic control” means a system for the control of equipment entirely by computer or other electrical or mechanical means without human intervention under normal conditions. (Added to NAC by Bd. of Health, eff. 2-20-97)

NAC 445A.65585 “Auxiliary supply of water” defined. (NRS 445A.860) “Auxiliary supply of water” means a supply of water or system for the supply of water which is available to the premises of a customer of a public water system, other than the supply or system of the public water …

NAC 445A.6559 “Average day demand” defined. (NRS 445A.860) “Average day demand” means the average daily demand for water over a yearly period, as determined by historical data. (Added to NAC by Bd. of Health, eff. 2-20-97)

NAC 445A.65595 “Backfill” defined. (NRS 445A.860) “Backfill” means the material used to refill an excavation into which a pipeline or other structure has been placed. (Added to NAC by Bd. of Health, eff. 2-20-97)

NAC 445A.65605 “Backflow” defined. (NRS 445A.860) “Backflow” means a hydraulic condition in which a relative difference in pressures causes a nonpotable liquid, gas or other substance to flow into a potable water system. (Added to NAC by Bd. of Health, eff. 2-20-97)

NAC 445A.6561 “Backpressure” defined. (NRS 445A.860) “Backpressure” means an elevation in the downstream pressure of a piping system above the supply pressure which: 1. Is caused by pumping, air pressure, steam or the elevation of piping; and 2. Could cause a reversal in the norm…

NAC 445A.65615 “Backsiphonage” defined. (NRS 445A.860) “Backsiphonage” means a backflow that results when a reduction in the pressure of a water system causes a subatmospheric pressure to exist at a particular site in the water system. (Added to NAC by Bd. of Health, eff. 2-20-97…

NAC 445A.6562 “Backwashing” defined. (NRS 445A.860) “Backwashing” means the reversal of flow through a filter to wash clogging material out of the filtering medium and reduce conditions that cause head loss. (Added to NAC by Bd. of Health, eff. 2-20-97)

NAC 445A.65625 “Baffles” defined. (NRS 445A.860) “Baffles” means deflective valves, guides, grids or gratings, or similar devices, which are constructed or placed in flowing water to check or effect a more uniform distribution of velocities, to absorb energy, to divert, guide or …

NAC 445A.6563 “Bag of cement” defined. (NRS 445A.860) “Bag of cement” means 1 cubic foot or 94 pounds of cement. (Added to NAC by Bd. of Health, eff. 2-20-97)

NAC 445A.65635 “Ball valve” defined. (NRS 445A.860) “Ball valve” means a valve that consists of a ball resting in a cylindrical seat, regarding which: 1. A hole is bored through the ball to allow the flow of water when the valve is open; and 2. The valve closes when the ball is r…