Green River SE, Utah - 7.5 Minute Series Topo Map Wetlands Published: 2010

Published: 2010

and Sevier Counties

The Ophir quadrangle

is a rural area characterized by extensive agricultural activity and increasing population

Regional ash-flow tuffs erupted from calderas in western Utah and eastern Nevada are present in the Harmony Mountains and North Hills

Green River SE, Utah - 7.5 Minute Series Topo Map Wetlands Published: 2010The distinctive characteristic of a topographic map is that the shape of the Earth's surface is shown by contour lines. Contours are imaginary lines that join points of equal elevation on the surface of the land above or below a reference surface, such as mean sea level. Contours make it possible to measure the height of mountains, depths of the ocean bottom, and steepness of slopes. A topographic map shows more than contours. The map also includes