About 20,700 results
Open links in new tab
  1. Groundwater - Wikipedia

    Groundwater is fresh water located in the subsurface pore space of soil and rocks. It is also water that is flowing within aquifers below the water table.

  2. What is groundwater? | U.S. Geological Survey - USGS.gov

    Groundwater 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 …

  3. What is Groundwater? – The Groundwater Foundation

    Groundwater 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.

  4. Groundwater is fresh water (from rain or melting ice and snow) that soaks into the soil and is stored in the tiny spaces (pores) between rocks and particles of soil. Groundwater accounts for nearly 95 …

  5. Groundwater - Education

    Oct 19, 2023 · Water that has travelled down from the soil surface and collected in the spaces between sediments and the cracks within rock is called groundwater. Groundwater fills in all the empty spaces …

  6. Groundwater | Description & Importance | Britannica

    groundwater, 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 …

  7. What is a groundwater? – The Institute for Environmental Research …

    Jun 16, 2025 · Groundwater is water that exists beneath the Earth’s surface, filling the spaces between soil particles and within fractures in rock formations. It’s a vital natural resource, often unseen but …

  8. Detailed map reveals groundwater levels across the U.S

    Jan 14, 2026 · Now, researchers at Princeton University and the University of Arizona have answered this question in unprecedented breadth and detail. Combining direct measurements with artificial …

  9. Groundwater | Groundwater fundamentals

    Groundwater is the water that soaks into the soil from rain or other precipitation and moves downward to fill cracks and other openings in beds of rocks and sand.

  10. Groundwater Resources - Colorado State University

    Groundwater is the water found beneath the Earth’s surface and occupies the very small cracks and spaces between rocks, gravel and sand.