National Water-Quality Assessment program
Subtitle: the Trinity River basin
By: U.S. Geological Survey, Department of the Interior.
Contributors: Geological Survey (U.S.)
Series: Water fact sheet; Open-file report -- 91-158.; U.S. Geological Survey open-file report -- 91-158.
Publisher: The Survey; Books and Open-File Reports Section, distributor]
Published: 1991
Place of publication: Austin, Tex; [Denver, Colo
Language: eng
Format: Microform
Subjects: Water quality -- Texas -- Trinity River.; Water quality management -- Texas -- Trinity River.
Other titles: Trinity River basin.; National Water Quality Assessment program, the Trinity River basin.
Notes: Caption title.

"L.F. Land, 1991"--Verso of sheet.

Distributed to depository libraries in microfiche.

Shipping list no.: 92-2458-M.

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1992] 1 microfiche : negative.