USGS - science for a changing world

USGS Groundwater Information

*  Home *  Monthly Highlights *  Data & Information *  Publications *  Methods & Modeling *  Selected Topics *  Programs *  About *  Contact Us
Title of page: Aquifer Basics

Aquifer Links

Principal Aquifers Map

Ground Water Atlas

USGS Groundwater Data

USGS Links

Water Resources

Groundwater Information

Aquifer Basics Links

Home

Aquifer: A formation, group of formations, or part of a formation that contains sufficient saturated, permeable material to yield significant quantities of water to wells and springs.


Principal aquifers by rock type

Unconsolidated and semiconsolidated sand and gravel aquifers Sandstone aquifers Sandstone and carbonate-rock aquifers

Carbonate-rock aquifers Igneous and metamorphic-rock aquifers Other rocks


Principal aquifers alphabetical list


Ground Water: A short publication about groundwater occurrence and quality.

Volcanic_basaltic aquifers Carbonate-rock aquifers Semiconsolidated aquifers Sandstone _Carbonate aquifers Sandstone aquifers Unconsolidated aquifers

USGS Home Water Climate and Land Use Change Core Science Systems Ecosystems Energy and Minerals Environmental Health Natural Hazards

Accessibility FOIA Privacy Policies and Notices

USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://water.usgs.gov/ogw/aquiferbasics/index.html
Page Contact Information: Contact the USGS Office of Groundwater
Page Last Modified: Thursday, 08-Dec-2016 13:41:55 EST