NAC278.410. Water quantity.

Except as otherwise required pursuant to NAC 445A.65505 to 445A.6731, inclusive, for any part of a subdivision served by a public water system:

     1. The minimum quantity of water which must be made available for domestic use per single-family dwelling in a subdivision is:

     (a) Where the subdivision contains common areas, 1 gallon per minute at peak flow, with an average of 1,000 gallons per day, or separate water systems must be provided for the common areas.

     (b) Where the subdivision does not contain such areas, 200 gallons per person per day (average demand) under a metered system or 350 gallons per person per day under an unmetered system. The occupancy factor is 3.5 persons per hookup.

     2. The water system for a subdivision must have a sufficient capacity to meet 2.5 times the average demand for water on peak days.

     3. A subdivision must have:

     (a) Enough water in storage to provide a 24-hour supply for each hookup plus the reserve amount required for fire fighting; or

     (b) An alternative pumping capacity which is adequate to meet regular and emergency needs.

     [Bd. of Health, Subdiv., Condo., & PUD Reg. § 38, eff. 9-15-82]—(NAC A 2-20-97)