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Bookmark or Share- Groundwater | Description & Importance | Britannicagroundwater, water that occurs below the surface of Earth, where it occupies all or part of the void spaces in soils or geologic strata. It is also called subsurface water to distinguish it from surface water, which is found in large bodies like the oceans or lakes or which flows overland in streams.
- Groundwater: What is Groundwater? | U.S. Geological Survey - USGS.govWhat is Groundwater? Groundwater Photo Gallery. Learn about groundwater through pictures. Visit the gallery. Groundwater Data for the Nation. The USGS National Water Information System (NWIS) contains extensive groundwater data for thousands of sites nationwide. Get GW data. Groundwater Information by Topic. Learn more. Water Science School Home.
- Groundwater - WikipediaGroundwater is the water present beneath Earth 's surface in rock and soil pore spaces and in the fractures of rock formations. About 30 percent of all readily available freshwater in the world is groundwater. [1] . A unit of rock or an unconsolidated deposit is called an aquifer when it can yield a usable quantity of water.
- What is groundwater? | U.S. Geological Survey - USGS.govGroundwater is water that exists underground in saturated zones beneath the land surface. The upper surface of the saturated zone is called the water table. Contrary to popular belief, groundwater does not form underground rivers.
- Groundwater Basics – The Groundwater FoundationGroundwater is the water found underground in the cracks and spaces in soil, sand and rock. It is stored in and moves slowly through geologic formations of soil, sand and rocks called aquifers. Groundwater is used for drinking water by more than 50 percent of the people in the United States, including almost everyone who lives in rural areas.
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