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Preliminary estimates of residence times and apparent ages of ground water in the Chesapeake Bay watershed, and water-quality data from a survey of springs /

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Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Focazio, Michael J.
Format:	Government Document Book
Language:	English
Published:	[Washington, D.C.?] : Richmond, Va. : U.S. G.P.O. ; U.S. Dept. of the Interior, U.S. Geological Survey, [1998]
Series:	Water-resources investigations report ; 97-4225.
Subjects:	Chesapeake Bay Watershed > Environmental conditions. Water quality > Chesapeake Bay Watershed > Measurement. Springs > Chesapeake Bay Watershed. Groundwater > Chesapieake Bay Watershed (Md. and Va.) > Quality.

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