National Water-Quality Assessment program
Subtitle: water use in the Rio Grande Valley, 1990
By: U.S. Department of the Interior, U.S. Geological Survey.
Contributors: Geological Survey (U.S.)
Series: Water fact sheet; Open-file report -- 93-456.; U.S. Geological Survey open-file report -- 93-456.
Publisher: The Survey
Published: 1993
Place of publication: [Reston, Va.?]
Language: eng
Format: Microform
Subjects: Water quality -- Rio Grande Valley; Water quality management -- Rio Grande Valley
Other titles: National Water Quality Assessment program, water use in the Rio Grande Valley, 1990.
Notes: Microfiche. [Washington, D.C.] : U.S. G.P.O., [1993]. 1 microfiche.