USGS: Science Topics: Stanislaus

Science Topics

Stanislaus

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Results 1 - 5 of 5 listed alphabetically [list by similarity]

Assessing the Vulnerability of Public-Supply Wells to Contamination: Central Valley Aquifer System near Modesto, California [More info]: Using ground-water geochemical analyses, and mathematical models, the factors affecting the quality of public water supply were identified as pumping schedule, screened interval, past land use within the recharge area, and natural geochemical conditions.
California's Central Valley Groundwater Study: A Powerful New Tool to Assess Water Resources in California's Central Valley [More info]: Modeling effort that integrates a wide variety of geographic, hydrologic, agricultural, climatic, and biological information to help local land managers address resource use issues.
Geospatial Multi-Agency Coordination (GeoMAC) wildland fire perimeters, 2008 [More info]: Where the fires were, as GIS data in shapefile format, geographic coordinates, NAD83.
Groundwater Quality in the Central Eastside San Joaquin Valley, California [More info]: Summary of a detailed study in this agricultural area.
Groundwater quality in the Northern San Joaquin Valley, California [More info]: Arsenic and boron were the trace elements that most frequently occurred at high concentrations. Fumigants (pesticides) were detected at high concentrations in 3% of the primary aquifers. Herbicides and insecticides were detected at low concentrations.

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U.S. Department of the Interior | U.S. Geological Survey
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