(1) The rules of this chapter shall apply to all Group B public water systems except those systems meeting all of the following conditions:
(a) Consists only of distribution and/or storage facilities and does not have any source or treatment facilities;
(b) Obtains all water from, but is not owned by, a public water system where the rules of this chapter or chapter 246-290
(c) Does not sell water directly to any person;
(d) Is not a passenger-conveying carrier in interstate commerce; and
(e) The distribution system is regulated under the Uniform Plumbing Code, chapter 51-26
Examples of systems which shall not be exempt include, but are not limited to, water districts, public utility districts, cooperatives, mutuals and associations which serve residential short plats and subdivisions.
(2) Group B public water systems meeting all of the conditions under subsection (1) of this section may be required by the department to comply with such provisions of this chapter as are necessary to resolve a public health concern if the department determines a public health threat exists or is suspected.
[Statutory Authority: RCW 43.20.050. 95-20-078, § 246-291-020, filed 10/4/95, effective 11/4/95; 94-14-002, § 246-291-020, filed 6/22/94, effective 7/23/94.]