Ambient water quality criteria for end soul far / 
United States Environmental Protection Agency 
 - Washington, D.C. :  Environmental Protection Agency,  1980 
 - Various pagings ;  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Pollution--United States<br/>Water quality--Standards--United States<br/>Water--Dissolved oxygen--United States
<br/><br/><label>Dewey Class. No.: </label>363.7394620973