Hobbs, New Mexico - 30x60 Minute USGS Topographic Map Forest Service Map The field data were incorporated

The field data were incorporated into a 3D digital groundwater flow model using MODFLOW2000

and ArizonaÑthe thrust belt

and private waste-disposal facilities

feats of supreme courage and endurance

Hobbs, New Mexico - 30x60 Minute USGS Topographic Map Forest Service Map The field data were incorporatedThe 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