Midwest Aquifer Map. Wisdom in Water, please... Whole Aquifer Management The Ogallala The source data for the map were groundwater-altitude data from wells measured manually or continuously generally in spring 2020 and from the altitude of the top of the water surface measured generally on April 9, 2020, in rivers in the area. High Plains aquifer unerlies an area of about 174,000 square miles that extends through parts of eight states of the Midwest
What Is An Aquifer? from www.worldatlas.com
Digital Map of Aquifer Boundary for the High Plains Aquifer in Parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma Figure 74 Map of the aquifer system (50K) editable eps file I074.eps.gz (215K compressed)
What Is An Aquifer?
There are two different files for each illustration A 72 ppi GIF file, suitable for screen viewing is accessed through the thumbnail image Principal Aquifers USGS National Atlas National Atlas Home Page An aquifer is a geologic formation (rock, gravel, or sand) that contains useable amounts of groundwater and can contribute that water to wells, springs, lakes, or streams.
Wisdom in Water, please... Whole Aquifer Management The Ogallala. A national layer, including all available SSA coverages, is available for use in GIS. Access the Interactive Map of Sole Source Aquifers
Plains producers search for solutions as Ogallala Aquifer levels continue to decline Agri. As one of the world's largest aquifers, it underlies an area of approximately 174,000 sq mi (450,000 km 2) in portions of eight states (South Dakota, Nebraska, Wyoming, Colorado, Kansas, Oklahoma, New Mexico, and Texas) Information on sole source aquifers (SSAs) is widely used in assessments under the National Environmental Policy Act and at the state and local level