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.  Copies are available for public inspection as set forth in Rule .0102 of this Subchapter.  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 sampling schedule as set in Paragraph (c) of this rule rather than the schedule set forth in 40 C.F.R. 141.26(a) and (b).

(c)  When the Secretary determines that the system is in an area subject to radiological contamination, a water supplier shall take samples for the following contaminants:

(1)           gross alpha particle activity;

(2)           radium‑226;

(3)           radium‑228;

(4)           uranium; and

(5)           man‑made radioactivity from the water system.

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.

(d)  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-313; 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. April 1, 2014; August 1, 2002; July 1, 1994;

Pursuant to G.S. 150B-21.3A, rule is necessary without substantive public interest Eff. November 23, 2015.