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Scientist collects water samples from stream

By Environmental Health Program
Scientist collects water samples and measurement at North Sylamore Cr
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Detailed Description

USGS scientist collects water samples and measures stream-water field parameters at North Sylamore Creek, Arkansas, on January 7, 2014. About 60 sample bottles are filled and shipped to USGS and U.S. Environmental Protection Agency laboratories across the Nation for chemical and biological analysis.

Sources/Usage

Public Domain.