A landscape-based reconnaissance survey of estrogenic activity in streams of the upper Potomac, upper James,and Shenandoah Rivers, USA

Environmental Monitoring and Assessment
By: , and 

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Abstract

Endocrine-disrupting compounds (EDCs) are becoming of increasing concern in waterways of the USA and worldwide. What remains poorly understood, however, is how prevalent these emerging contaminants are in the environment and what methods are best able to determine landscape sources of EDCs. We describe the development of a spatially structured sampling design and a reconnaissance survey of estrogenic activity along gradients of land use within sub-watersheds. We present this example as a useful approach for state and federal agencies with an interest in identifying locations potentially impacted by EDCs that warrant more intensive, focused research. Our study confirms the importance of agricultural activities on levels of a measured estrogenic equivalent (E2Eq) and also highlights the importance of other potential sources of E2Eq in areas where intensive agriculture is not the dominant land use. Through application of readily available geographic information system (GIS) data, coupled with spatial statistical analysis, we demonstrate the correlation of specific land use types to levels of estrogenic activity across a large area in a consistent and unbiased manner.

Publication type Article
Publication Subtype Journal Article
Title A landscape-based reconnaissance survey of estrogenic activity in streams of the upper Potomac, upper James,and Shenandoah Rivers, USA
Series title Environmental Monitoring and Assessment
DOI 10.1007/s10661-014-3801-y
Volume 186
Issue 9
Year Published 2014
Language English
Publisher Kluwer Academic Publishers
Publisher location Dordrecht
Contributing office(s) Leetown Science Center, Contaminant Biology Program
Description 15 p.
First page 5531
Last page 5545
Country United States
Online Only (Y/N) N
Additional Online Files (Y/N) N
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