Changing the surface water quality standards from a "class-based" to a "use-based format
By: Washington State Department of Ecology.
Contributors: Washington (State). Dept. of Ecology.
Series: Focus; Publication -- no. 00-10-064 (rev.); Focus (Washington (State). Dept. of Ecology); Publication (Washington (State). Dept. of Ecology) -- no. 00-10-064 (rev.)
Publisher: Washington State Dept. of Ecology
Published: 2002
Place of publication: [Olympia, Wash.]
Language: eng
Subjects: Water quality -- Standards -- Washington (State); Water quality management -- Law and legislation -- Washington (State); Water -- Pollution -- Law and legislation -- Washington (State)
Notes: Caption title.

"December 2002."