We can better conserve and protect groundwater by knowing where it is and how it got there. Water that starts out on the surface can flow underground and become groundwater, …

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.

The Groundwater database consists of more than 850,000 records of wells, springs, test holes, tunnels,drains, and excavations in the United States. Available site descriptive information …

The Groundwater Division is responsible for all aspects of groundwater studies in the state. We monitor groundwater levels and groundwater quality in 9 major and 22 minor aquifers, conduct …

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.

Sep 19, 2025 · 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 …

Groundwater is the water that fills cracks and other openings in beds of rocks and sand. Each drop of rain that soaks into the soils moves downward to the water table, which is the water …

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 …

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 …

Jul 20, 2025 · By measuring the gravitational pull of water for more than two decades, NASA satellites have peered beneath the surface and measured changes in the groundwater …