15a ncac 18c .1519       MONITORING FREQUENCY FOR RADIOACTIVITY

(a)  The requirements of this Rule shall apply to community water systems.  The provisions of 40 C.F.R. 141.26 are hereby incorporated by reference including any subsequent amendments and editions.  This material is available for inspection at the Department of Environment and Natural Resources, Division of Environmental Health, 2728 Capital Boulevard, Raleigh, North Carolina.  Copies may be obtained from the Environmental Protection Agency's (USEPA) Drinking Water Hotline at 1-800-426-4791 or from EPA's homepage at http://www.epa.gov/OGWDW/.  Any dates set forth in the federal rule shall be applicable.

(b)  An adjacent water system as defined in G.S. 130A-315(b2)shall conform to the following sampling schedule rather than the schedule set forth in 40 C.F.R. 141.26(a) and (b).  A water supplier shall take samples for gross alpha particle activity, radium‑226, radium‑228, and uranium, and for man‑made radioactivity from the water system when the Secretary determines that the system is in an area subject to radiological contamination.  When the sampling is required, a water supplier shall submit samples every four years from each section of the water system supplied from a separate source.

(c)  Travel trailer parks, campgrounds, and marina slips that are community water systems as defined by G.S. 130A-313(10), but do not serve 25 or more of the same persons more than six months per year shall monitor the same as required by adjacent systems in Paragraph (b) of this Rule.

History Note:        Authority G.S. 130A‑315; P.L. 93‑523; 40 C.F.R. 141;

Eff. September 1, 1979;

Amended Eff. March 1, 1989; September 9, 1980; December 19, 1979;

Transferred and Recodified from 10 NCAC 10D .1627 Eff. April 4, 1990;

Amended Eff. August 1, 2002; July 1, 1994.