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  1. Water Mission Area National Spatial Data Infrastructure Datasets
  2. Northern California volcanic-rock aquifers

Northern California volcanic-rock aquifers

Dates

Release Date
2000-01-01
Publication Date

Citation

California Water Science Center, 2000, Northern California volcanic-rock aquifers: U.S. Geological Survey data release, https://doi.org/10.5066/P9N6HOAN.

Summary

These data were released prior to the October 1, 2016 effective date for the USGS’s policy dictating the review, approval, and release of scientific data as referenced in USGS Survey Manual Chapter 502.8 Fundamental Science Practices: Review and Approval of Scientific Data for Release. This data set represents the extent of the Northern California volcanic-rock aquifers in California.

Contacts

Point of Contact :
U.S. Geological Survey, California Water Science Center
Originator :
U.S. Geological Survey
Metadata Contact :
U.S. Geological Survey
SDC Data Owner :
California Water Science Center
USGS Mission Area :
Water Resources

Attached Files

Click on title to download individual files attached to this item.

northern_california_volcanic-rock_aquifers.xml
Original FGDC Metadata
View 		20.22 KB application/fgdc+xml
USAaquiferMAP11_17.pdf 1.61 MB application/pdf
Northern_California_volcanic-rock_shp.zip 18.76 KB application/zip
Northern_California_volcanic-rock_aquifer_gdb.zip 46.24 KB application/zip
nocalvrq.zip 53.17 KB application/zip
b137.gif thumbnail 17.52 KB image/gif

Purpose

These data delineate the areal extent of the Northern California volcanic-rock aquifers as defined in the 'Ground Water Atlas of the United States' (U.S. Geological Survey HA 730). The scale of source material is 1:2,500,000 and these data are not intended for use at a larger scale.
Image of the Northern California Volcanic-rock aquifers
Image of the Northern California Volcanic-rock aquifers

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  • Model Data Management Function (MDMF)

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Provenance

These data were originally released on the Water Mission Area National Spatial Data Infrastructure Node and were migrated to sciencebase.gov in 2023. These data were released prior to the October 1, 2016 effective date for the USGS's policy dictating the review, approval, and release of scientific data as referenced in USGS Survey Manual Chapter 502.8 Fundamental Science Practices: Review and Approval of Scientific Data for Release.

Additional Information

Identifiers

Type Scheme Key
DOI https://www.sciencebase.gov/vocab/category/item/identifier doi:10.5066/P9N6HOAN

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