USGS quality of water. Central surface [electronic resource]

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Bibliographic Details
Previous Title:	USGS quality of water. Central.
Corporate Authors:	Geological Survey (U.S.), EarthInfo
Other title:	United States Geological Survey quality of water. Central surface. Title on disk label: USGS quality of water. Surface central Central surface.
Format:	Electronic Software Serial
Language:	English
Published:	[Boulder, Colo.] : EarthInfo.
Subjects:	Water quality > Middle West > Databases. Water quality > Great Lakes Region (North America) > Databases. Water quality > Southern States > Databases. Water quality > United States > Databases.

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