California's BAY-DELTA: USGS Science Supports Decision Making [ More info] What causes changes in the hydrology, the ecology and the water quality of the Sacramento-San Joaquin River Delta and the San Francisco Bay estuary? These studies help state and local agencies manage resources well.
Selenium and stable isotopes of carbon and nitrogen in the benthic clam Corbula amurensis from Northern San Francisco Bay, California: May 1995-February 2010 [ More info] Monthly selenium concentration in this keystone species shows strong spatial and seasonal variation in a five-year series of analyses.
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.
Assessment of Undiscovered Natural Gas Resources of the Sacramento Basin Province of California, 2006 [ More info] We estimated undiscovered, technically recoverable resources are 534 billion cubic feet of natural gas and 323 thousand barrels of natural gas liquids in this area using a geology-based assessment methodology.
Groundwater quality in the Southern Sacramento Valley, California [ More info] Results of a survey of contaminants in untreated groundwater in this area. Arsenic and boron were the trace elements occurring most frequently at high concentrations.
Geospatial Multi-Agency Coordination (GeoMAC) wildland fire perimeters, 2008 [ More info] Where the fires were, as GIS data in shapefile format, geographic coordinates, NAD83.
Alphabetical Index of Topics
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