WAC 246-290-650
Compliance requirements for filtered
systems. (1) In addition to the requirements of Parts 1
through 5 of chapter 246-290 WAC, Subpart B of Part 6 of
chapter 246-290 WAC applies to purveyors of systems using
surface or GWI sources and providing filtration, including:
(a) Systems with water treatment facilities that produced
water served to the public before January 1, 1991;
(b) Unfiltered systems installing filtration, once the
new water treatment facilities are on-line; and
(c) New systems using surface or GWI sources. For the
purpose of the Part 6 chapter 246-290 WAC requirements, new
systems are defined as systems first serving water to the
public after December 31, 1990.
(2) The purveyor of a new system using a surface or GWI
source shall comply with the requirements of Part 6 subparts A
and B chapter 246-290 WAC and be subject to the treatment
technique violations specified in WAC 246-290-632 beginning
when the system first serves water to the public and
thereafter.
[Statutory Authority: RCW 43.02.050 [43.20.050]. 99-07-021,
§ 246-290-650, filed 3/9/99, effective 4/9/99. Statutory
Authority: RCW 43.20.050. 93-08-011 (Order 352B), §
246-290-650, filed 3/25/93, effective 4/25/93.]