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Groundwater
All water that exists beneath the land surface, but more commonly applied to water in fully saturated soils and geologic formations.
Subtopics:
Groundwater level (27 items)
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Results 111 - 120 of 200 listed alphabetically [list by similarity]
National Water Information System (NWISWeb) data for Illinois [More info]
National Information Water System (NWIS) water data for Illinois including real-time current conditions, streamflow data, site information, ground-water data, and water-quality data.
National Water-Quality Assessment data warehouse [More info]
Data warehouse for national water quality program with links to chemical, biological, and physical data for water, sediment and animal tissues, nutrient, pesticide, and VOC levels, streamflow, and ground water levels from national study units.
Nevada Water Science Center Projects [More info]
Links to detailed descriptions of USGS water-related research projects in Nevada with project information, location maps, and bibliographies including online reports.
New Jersey District - ground water information [More info]
Links to New Jersey ground-water data including hydrogeology with a geologic map and description of major aquifers, water levels including real-time data and drought levels, and water-quality information.
New Jersey ground-water level observation wells [More info]
Site for ground water level data and additional information for New Jersey wells in the most important aquifers in New Jersey. Links to well stations are grouped by county and township giving access to hydrographs and data.
Pacific Northwest geologic mapping and urban hazards [More info]
Description of research underway in the Pacific Northwest including geologic mapping and urban hazards studies with links to geologic maps, publications, and data.
Pennsylvania fractured rock hydrology research [More info]
Links to reports for Pennsylvania on borehole geophysical studies, aquifer tests and properties, modeling, and hydrologic effects of an earthquake with links to MOC3D solute transport software package, program mission, and bibliography.
PDF Possible effects of groundwater pumping on surface water in the Verde Valley, Arizona [More info]
We applied a groundwater model to simulate effects of groundwater pumping and artificial recharge on surface water in this area. Results show effects of pumping or recharge on streamflow.
PDF Quantifying effects of climate change on the snowmelt-dominated groundwater resources of northern New England [More info]
Planned analysis of the sensitivity of groundwater levels to changes in air temperature and precipitation. Changes in groundwater recharge and discharge also will be correlated with other hydrologic indicators.
PDF Science to support the understanding of Ohio's water resources [More info]
Short descriptions of a variety of ongoing USGS studies focused on water resources in Ohio.
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