Hydrologic unit map--1974, state of Colorado /

Bibliographic Details
Corporate Authors:	Geological Survey (U.S.), Water Resources Council (U.S.)
Format:	Government Document Map
Language:	English
Published:	Reston, Va. : The Survey ; [date of publication not identified]
Edition:	Repr. 1992 with changes.
Subjects:	Hydrology > Colorado > Maps. Watersheds > Colorado > Maps. Regional planning districts > Colorado > Maps.

Description
Item Description:	Shows hydrologic units, planning districts, and watersheds. Relief shown by spot heights. "Compiled in 1968, edition of 1969, drainage modified 1974, published 1976." "Reprinted with changes, 1992"--The Survey. Includes text and table of hydrologic units. Cartographic material.
Physical Description:	1 map : color ; 94 x 140 cm., on sheet 102 x 147 cm., folded in envelope 30 x 24 cm.