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RECORD NUMBER: 665 OF 1705

Main Title Field Applications of Chemical Time-Series Sampling.
Author Keely, J. F. ; Wolf, F. ;
CORP Author Robert S. Kerr Environmental Research Lab., Ada, OK.
Year Published 1983
Report Number EPA/600/J-83/272;
Stock Number PB85-169795
Additional Subjects Sewers ; Industrial wastes ; Water pollution ; Water analysis ; Field tests ; Sampling ; Potable water ; Chemical analysis ; Sites ; Reprints ; Water pollution detection ; Water pollution sampling ; Tracer studies ; Ethylene/trichloro ; Ethylene/dichloro ; Ethylene/tetrachloro
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NTIS  PB85-169795 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 11p
Abstract Two municipal supply wells in Lakewood, Washington, were found to be contaminated with trichloroethylene, transdichloroethylene, and tetrachloroethylene. Sequential samples were taken for chemical analyses, in conjunction with drawdown measurement during aquifer (pump) tests designed to help characterize the problem site. Plots of the chemical concentrations against duration (or volume) or pumping yielded patterns which lent insight into the orientation of the contaminant source. Analogies are drawn here between interpretation of these chemical time-series patterns and interpretations of breakthrough curves in tracer experiments. Examination of the data also infer the distinct possibility of serious interpretation errors arising from conventional sampling.
Supplementary Notes Pub. in Ground Water Monitoring Review 3, n4 p26-33 Oct-Dec 83.
NTIS Title Notes Journal article.
Title Annotations Reprint: Field Applications of Chemical Time-Series Sampling.
PUB Date Free Form 1983
Category Codes 7D; 68D; 99A
NTIS Prices PC A02/MF A01
Primary Description 600/15
Document Type NT
Cataloging Source NTIS/MT
Control Number 513021702
Origin NTIS
Type CAT