National Water-Quality Assessment Program
Subtitle: Acadian-Pontchartrain Study Unit.
Contributors: Geological Survey (U.S.)
Series: USGS fact sheet -- FS-185-99.; Fact sheet (Geological Survey (U.S.)) -- FS-99-185.
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey
Published: 1999
Place of publication: [Reston, Va.?
Language: eng
Subjects: National Water-Quality Assessment Program (U.S.); Water quality -- Louisiana -- Measurement; Water quality -- Mississippi -- Measurement
Other titles: National Water Quality Assessment Program.; Acadian-Pontchartrain Study Unit.
Notes: Caption title.

Shipping list no.: 2000-0193-P.

"December 1999"--P. [1]

Includes bibliographical references (p. [4])