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  1. Title: Historic Marsh Margins

    • Polygon data
    • 2010
    Contributors:

    Summary: Historic tidal wetlands along the San Francisco Bay as mapped from 1851 to 1897.

  2. Title: Napa Valley American Viticultural Areas (Sub-AVA's)

    • Polygon data
    • 2009
    Contributors:

    Summary: Napa Valley American Viticultural Areas (Sub-AVA's) Polygons showing the area in Napa County that are part of the Napa Valley American Viticulture Areas.

  3. Title: Napa Valley American Viticultural Area (AVA)

    • Polygon data
    • 2007
    Contributors:

    Summary: Napa Valley American Viticultural Area (AVA) This layer is composed of a polygon that depicts the land in Napa VALLEY that is part of the Napa Valley Viticultural Area

  4. Title: viewshed_roads

    • Line data
    • 2003
    Contributors:

    Summary: Napa County Viewshed Roads per the Viewshed Protection Ordinance.

  5. Title: City Limits

    • Polygon data
    • 2003
    Contributors:

    Summary: City limits for all cities within Napa County. It is actually a view of the zoning layer. Users should refer to the zoning layer for full metadata and update information.

  6. Title: Angwin Airport Compatibility Zone

    • Polygon data
    • 2010
    Contributors:

    Summary: Airport Land Use Commission Zones around Parrett Field and Angwin Airport.

  7. Title: Napa Airport Compatibility Zone

    • Polygon data
    • 2010
    Contributors:

    Summary: Airport Land Use Commission (ALUC) Zones in Napa County.

  8. Title: Napa Airport dimensions

    • Line data
    • 2010
    Contributors:

    Summary: Configurations and dimensions of the Airport Land Use Compatibility (ALUC) zones in Napa County.

  9. Title: Napa Airport Runway

    • Line data
    • 2010
    Contributors:

    Summary: Napa County Airport runway.

  10. Title: Angwin Airport dimensions

    • Line data
    • 2010
    Contributors:

    Summary: Configurations and dimensions of the Airport Land Use Compatibility (ALUC) zones surrounding Parrett Field and Angwin Airport.

  11. Title: Domestic_Wtr

    • Polygon data
    • 2005
    Contributors:

    Summary: Napa County's Domestic Water Supply Drainages pertaining to Napa County Ordinance 1219. Boundaries taken from the Drainages layer.

  12. Title: Geographic Evaluation Areas

    • Polygon data
    • 2003
    Contributors:

    Summary: Geographic Evaluation Areas used in the Baseline Data Report (BDR).

  13. Title: Boundary, County of Napa

    • Polygon data
    • 2005
    Contributors:

    Summary: Boundary of the County of Napa developed using the California Government Code 23128 descriptions.

  14. Title: PARCELS_AVIGATION

    • Polygon data
    • 2009
    Contributors:

    Summary: This view shows the parcel number and client of parcels within the County of Napa that have an avigation and hazard easement deed in conjunction with the Napa County Airport.

  15. Title: Napa County, California land parcels, 2009

    • Polygon data
    • 2009
    Contributors:

    Summary: Land parcels in Napa County, California, 2009.

  16. Title: Parcels Public

    • Polygon data
    • 2008
    Contributors:

    Summary: View of the parcels layer for use with public web applications. This layer has a subset of the attributes that are available in the Parcels layer.

  17. Title: Golf cart paths

    • Line data
    • 2007
    Contributors:

    Summary: Golf cart paths on golf courses in the County of Napa

  18. Title: Road Agree Points

    • Point data
    • 2007
    Contributors:

    Summary: Points markring where Napa County roads meet roads of surrounding counties.

  19. Title: Roads

    • Line data
    • 2007
    Contributors:

    Summary: The roads network for Napa County. Roads is created from Roads_Base and RoadNames_Tbl.

  20. Title: SubAddressPoint

    • Point data
    • 2007
    Contributors:

    Summary: Location of addresses considered to be sub-addresses of a main address.

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