USGS: Science Topics: Fresno

Science Topics

Fresno

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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.
Assessment of remaining recoverable oil in selected major oil fields of the San Joaquin Basin, California [More info]: The mean total volume of potential oil reserves that might be added in the nine fields using improved oil-recovery technologies was estimated to be about 6.5 billion barrels of oil.
Groundwater Quality in the Southeast San Joaquin Valley, California [More info]: Arsenic and nitrate are the constituents found most commonly at high concentrations in the primary aquifers. Arsenic comes from natural sources and is affected by pH and dissolved oxygen.
Groundwater quality in the Madera and Chowchilla subbasins of the San Joaquin Valley, California [More info]: Uranium, arsenic, and nitrate were the inorganic constituents that were most frequently detected at high concentrations, mostly in shallower wells. High and moderate concentrations of arsenic were detected in deeper wells.

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