Guidelines for deriving numerical aquatic site-specific water quality criteria by modifying national criteria
By: Anthony R. Carlson ... [et al.].
Contributors: Carlson, Anthony R.; Environmental Research Laboratory (Duluth, Minn.)
Publisher: U.S. Environmental Protection Agency, Environmental Research Laboratory
Published: 1984
Place of publication: Duluth, MN
Language: eng
Subjects: Water quality management -- United States.; Sewage disposal in rivers, lakes, etc. -- Environmental aspects -- United States.
Notes: Caption title.

At head of title: Project summary.

Distributed to depository libraries in microfiche.

"Dec. 1984."

"EPA-600/S3-84-099."