USGS: Science Topics: Calaveras

Science Topics

Calaveras

county

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Results 1 - 3 of 3 listed by similarity [list alphabetically]

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.
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.
Geospatial Multi-Agency Coordination (GeoMAC) wildland fire perimeters, 2008 [More info]: Where the fires were, as GIS data in shapefile format, geographic coordinates, NAD83.

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