Tracing and dating young ground water
Contributors: Geological Survey (U.S.)
Series: Fact sheet -- 134-99; Fact sheet (Geological Survey (U.S.)) -- FS-99-134
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey
Published: 1999
Place of publication: [Reston, Va.?
Language: eng
Subjects: Groundwater -- Pollution -- United States; Chlorofluorocarbons -- United States -- Analysis; Wells -- United States
Notes: Caption title

Shipping list no.: 2000-0071-P

"September 1999"--P. [1]

Includes bibliographical references (p. [4])

Also available via Internet from the USGS web site. Addresses as of 1/4/2000: http://water.usgs.gov/pubs/FS/FS-134-99/ (hypertext version), http://water.usgs.gov/pubs/FS/FS-134-99/fs-134-99.pdf (PDF version); current access is available via PURL