NAC445A.54026. Submission and review of preliminary engineering report before construction or modification of facility.

     1. Except as otherwise provided in NRS 445A.920, a public water system proposing to:

     (a) Construct a new facility for treatment or blending of groundwater; or

     (b) Make additions to or modify an existing facility to treat or blend groundwater,

Ê must submit a preliminary engineering report to the Division or to the appropriate district board of health. The report must be reviewed by the Division or the appropriate district board of health before the supplier begins design of a facility to treat or blend groundwater.

     2. A preliminary engineering report must:

     (a) Describe the needs of the public water system, identify the purpose of the water project, analyze alternatives and propose a preferred course of action, from an engineering and economic perspective;

     (b) If the project includes treatment to comply with the requirements of 40 C.F.R. § 141.403, as adopted by reference in NAC 445A.4525, include documentation indicating the manner in which the public water system will achieve a minimum of 99.99 percent or 4-log treatment of viruses pursuant to those requirements;

     (c) Identify design alternatives that were considered and associated design parameters; and

     (d) Identify a recommendation by an engineer for the final design.

     (Added to NAC by Environmental Comm’n by R126-05, eff. 10-31-2005; A by R061-10, 7-22-2010)