Improvements to the DRASTIC ground-water vulnerability mapping method /

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Bibliographic Details
Author / Creator:	Rupert, Michael, 1959-
Imprint:	[Reston, Va.] : U.S. Dept. of the interior, U.S. Geological Survey, [1999]
Description:	6 pages : digital, PDF file.
Language:	English
Series:	USGS fact sheet ; FS-006-99 Fact sheet (Geological Survey (U.S.)) ; FS-99-066.
Subject:	Groundwater -- Pollution -- Measurement -- Methodology. Groundwater -- Quality -- United States.
Format:	E-Resource U.S. Federal Government Document Book
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/6550760

Hidden Bibliographic Details
Other authors / contributors:	National Water-Quality Assessment Program (U.S.) Geological Survey (U.S.)
Notes:	Title from PDF title screen (viewed Aug. 27, 2004). At head of title: National Water-Quality Assessment Program--NAWQA. "March 1999." Includes bibliographical references. Mode of access: Internet from the USGS Web site. Address as of 8/27/04: http://id.water.usgs.gov/PDF/factsheet/DRASTIC.pdf; current access is available via PURL.
Other form:	Rupert, Michael, 1959- Improvements to the DRASTIC ground-water vulnerability mapping method 1 folded sheet (6 p.)
GPO item no.:	0621-L (online)
Govt.docs classification:	I 19.127:066-99

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