New Hampshire Code of Administrative Rules
Env - Department of Environmental Services
Subtitle Env-Dw - Drinking Water Programs
Chapter Env-Dw 400 - PUBLIC WATER SYSTEM CLASSIFICATION AND DESIGN
Part Env-Dw 406 - DESIGN STANDARDS FOR NON-COMMUNITY WATER SYSTEMS
Section Env-Dw 406.02 - Applicability

Universal Citation: NH Admin Rules Env-Dw 406.02

Current through Register No. 13, March 27, 2025

(a) Subject to (d), below, the rules of this part shall apply to non-community water systems as defined by RSA 485:1-a, X, which comprise:

(1) Transient non-community water systems, which serve a transitory non-residential population without having fire protection provided by street hydrants, such as restaurants, motels, and campgrounds; and

(2) Non-transient non-community (NTNC) water systems, which serve a regular but non-residential population such as schools, workplaces, and day care centers.

(b) Water systems serving residential populations, or a population greater than 1,000 persons, or having fire protection provided by street hydrants, shall be governed by the rules in in this chapter, Env-Dw 301, and Env-Dw 302, as applicable.

(c) Those NTNC water systems whose reliability is directly important to public health, such as schools or other facilities that are used as shelters during public emergencies, shall comply with the design criteria contained in Env-Dw 405 pertaining to the sizing of the water storage tanks and booster pumps, and other related appurtenances, as specified therein.

(d) Criteria that only apply to a particular type of non-community water system shall be as noted in each specific rule requirement.

(e) Existing non-community water systems that are proposed to be expanded shall comply with the design criteria of this part.

(f) Existing non-community water systems that are required by the department to make water system improvements, including new wells, shall comply with the design criteria of this part.

(See Revision Note at part heading for Env-Dw 406) #10613, eff 6-1-14

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