Many water quality standard violations may not be significant enough to justify costly preventive actions : report to the Congress /

Bibliographic Details
Format:	Government Document eBook
Language:	English
Published:	[Washington, D.C.] : U.S. General Accounting Office, 1980.
Subjects:	Water quality > Standards > United States.
Online Access:	https://purl.fdlp.gov/GPO/gpo55559

Available Online