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RECORD NUMBER: 190 OF 1146

Main Title Evaluation of the National Eutrophication Survey Data.
Author Allum, M. O. ; Glessner, R. E. ; Gakstatter., J. H. ;
CORP Author National Eutrophication Survey, Corvallis, Oreg. ;Environmental Monitoring and Support Lab., Las Vegas, Nev.;Corvallis Environmental Research Lab., Oreg.
Year Published 1977
Report Number Working Paper-900;
Stock Number PB-268 741
Additional Subjects Water pollution ; Water quality management ; Evaluation ; Surveys ; Lakes ; Reservoirs ; Watersheds ; Bioassay ; Nutrients ; Inorganic phosphates ; Inorganic nitrates ; Water quality ; Pollution abatement ; Reliability ; Validity ; Eutrophication ; Water quality data
Holdings
Library Call Number Additional Info Location Last
Modified
Checkout
Status
NTIS  PB-268 741 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 84p
Abstract Because of the nation-wide scope of the National Eutrophication Survey and the time frame of less than four years for the completion of the sampling of 812 lakes and reservoirs, 4,000+ tributary sites, and over 800 municipal wastewater treatment plants, the Survey sampling program necessarily deviated from what ordinarily would be considered an ideal experimental design. As the Survey progressed, and to the degree permitted by the day-to-day work load, limited comparisons of Survey results with results published by others on the same water bodies were made. More recently, a concerted effort has been made to test the validity of the data. As a result of this effort, it is concluded that the reliability of the Survey data is better than would have been expected and that data sound enough to fulfill certain of the legislative mandates of Public Law 92-500 can be obtained with much less intensive and costly studies than previously thought necessary.
Supplementary Notes Prepared in cooperation with Environmental Monitoring and Support Lab., Las Vegas, Nev.
NTIS Title Notes Final rept..
PUB Date Free Form Jun 77
Category Codes 13B; 8H; 68D
NTIS Prices PC A05/MF A01
Primary Description 600/02
Document Type NT
Cataloging Source NTIS/MT
Control Number 323719963
Origin NTIS
Type CAT