PDFWAC 246-290-668
Watershed control.
(1) The purveyor shall, to the extent possible, exercise surveillance over conditions and activities in the watershed affecting source water quality. The purveyor shall develop and implement a department-approved watershed control program.
(2) The purveyor shall include a current evaluation of the watershed as part of the watershed control program within the water system plan under WAC 246-290-100 or small water system management program under WAC 246-290-105, whichever is applicable.
(3) The watershed evaluation must include a description of:
(a) Conditions/activities in the watershed that are adversely affecting source water quality;
(b) Changes in the watershed that could adversely affect source water quality that have occurred since the last watershed evaluation;
(c) Sample results from the monitoring program the purveyor uses to assess the adequacy of watershed protection; and
(d) Recommendations for improved watershed control.
[Statutory Authority: RCW 43.20.050 and 70.119A.080. WSR 17-01-062, § 246-290-668, filed 12/14/16, effective 1/14/17. Statutory Authority: RCW 43.02.050 [43.20.050]. WSR 99-07-021, § 246-290-668, filed 3/9/99, effective 4/9/99. Statutory Authority: RCW 43.20.050. WSR 93-08-011 (Order 352B), § 246-290-668, filed 3/25/93, effective 4/25/93.]