NAC445A.539. Periodic performance of sanitary survey of watershed; report of survey.

     1. Unless an alternate frequency is otherwise required to maintain a watershed control program to meet the requirements for filtration avoidance pursuant to NAC 445A.525 or the requirements to treat Cryptosporidium pursuant to NAC 445A.5265, a sanitary survey of the watershed of a public water system must be performed by a qualified professional engineer or other person approved by the Division or the appropriate district board of health at least once every 5 years.

     2. A report of the survey, including:

     (a) A physical and hydrogeological description of the watershed;

     (b) A summary of the data compiled in monitoring the quality of the water;

     (c) A description of activities and sources of contamination;

     (d) A description of any significant changes that have occurred since the last survey which could affect the quality of the water;

     (e) A description of the ability of the system to meet the requirements of NAC 445A.520, 445A.521, 445A.526 and 445A.529 to 445A.540, inclusive; and

     (f) Any recommendations for corrective actions,

Ê must be submitted to the Division or the appropriate district board of health not less than 60 days after the completion of the survey.

     (Added to NAC by Bd. of Health, eff. 11-29-90; A by R088-00, 8-3-2001; A by Environmental Comm’n by R126-05, 10-31-2005; R194-08, 10-27-2009)