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GIS Data Catalog

The GIS Data Catalog lists all the publicly accessible data. Click on the link to download your file.

If you want a large quantity of data such as the aerial photography, you can also request the data on an external hard drive. There is a charge of $225 for a hard drive. The $225 charge includes a USB hard drive that is yours to keep. Note that this service does not provide access to additional layers.

If you want data on USB hard drive, click the comments links below and be sure to indicate the data layers you want in the Comments section. Make sure you include your contact email, as well.

Please send us your comments and rate the Data Catalog.

Layer Name

Description

Updated

Download

Details

addresses_all

Official and alternate addresses in Napa County. Official meaning assigned and recognized ...

09/03/19

YES

Metadata

addresses_main

Official addresses in Napa County. This layer is the point locations for structures within ...

09/03/19

YES

Metadata

addresses_main_all

Official and alternate addresses in Napa County. Official meaning assigned and recognized ...

09/03/19

YES

Metadata

ag_contracts_public

Plots of land in Napa County that have contracts under the California Land Conservation Ac ...

2018-05-24

YES

Metadata

ag_ust

Points showing the location Underground Storage Tanks used for Agricultural Applications.

06/08/18

YES

Metadata

agriculture_public

Napa County Agriculture: including Vineyard, Grazing and Orchard.

05/18/15

YES

Metadata

aiasp_clrzn

Airport Clear Zones. The clear zones shown are those that are currently in place as well a ...

01/14/11

YES

Metadata

airports_pnt

The locations of features labeled as Airports, Gliderports or Helipads in the U.S. Geologi ...

01/14/11

YES

Metadata

airprt_ang_compat

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

01/14/11

YES

Metadata

airprt_ang_dim

Configurations and dimensions of the Airport Land Use Compatibility (ALUC) zones surroundi ...

01/14/11

YES

Metadata

airprt_napa_compat

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

01/14/11

YES

Metadata

airprt_napa_dim

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

01/14/11

YES

Metadata

airprt_napa_runway

Napa County Airport runway.

01/14/11

YES

Metadata

angwin_deerpark

Populations Centers of Angwin and Deer Park areas from the statewide dataset city90a (www. ...

01/14/11

YES

Metadata

aq_monitoring_stations

Air quality monitoring sites in Napa County

01/14/11

YES

Metadata

aspct_02_200

Topographic aspect of the Watershed Area of Napa County. "ASPECT" is the direction a slop ...

01/19/17

YES

Metadata

aspct_02_400

Topographic aspect of the Non-watershed Area of Napa County. "ASPECT" is the direction a s ...

01/19/17

YES

Metadata

asts

Points showing locations of Alternative Sewage Treatment Systems. This data is extracted ...

06/08/18

YES

Metadata

ava_napa_county

Napa Valley American Viticultural Areas (Sub-AVA's) Polygons showing the area in Napa Coun ...

12/20/11

YES

Metadata

ava_napa_valley

Napa Valley American Viticultural Area (AVA) This layer is composed of a polygon that depi ...

01/14/11

YES

Metadata

bed_breakfast

Bed and Breakfast locations within Napa County. This data is extracted from DHD data. It ...

04/20/18

YES

Metadata

benchmark_vertical_active_vw

The location of vertical benchmarks throughout Napa County. Each is attributed with an el ...

05/18/05

YES

Metadata

bluelines_public

Streams in Napa County that are USGS designated Blueline streams. Blueline status reflects ...

01/27/04

YES

Metadata

boe_nvc_trustees_2011

These districts were created in May of 2011 to contain equal population for each district. ...

12/07/11

YES

Metadata

bridges

Napa County Bridges

01/14/11

YES

Metadata

buildingfootprint

The shape and orientation of the ground floor of all structures in a local government. Thi ...

09/03/19

YES

Metadata

cal_majorroads_tiger

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geo ...

12/19/16

YES

Metadata

calveg

Existing Vegetation Coverage in Napa County.

01/14/11

YES

Metadata

calwater22

California Watershed Map: Version 2.2. This layer is composed of polygons at depict the b ...

01/14/11

YES

Metadata

cemetery_bndry

Boundaries for Cemetery Districts in Napa County.

05/05/03

YES

Metadata

cemetery_soi

Cemetery Districts: Spheres of Influence

05/05/03

YES

Metadata

churches

Churches located in the County of Napa

04/15/13

YES

Metadata

city_soi

Boundaries of the Spheres of Influence of Napa County Cities.

09/04/02

YES

Metadata

cnty_bndry

Boundary of the County of Napa developed using the California Government Code 23128 descri ...

01/14/11

YES

Metadata

cntyflood_bndry

Boundary of the Napa County Flood Control District.

01/14/11

YES

Metadata

cntyflood_soi

Sphere of Influence for the Napa County Flood Control and Water Conservation District.

01/14/11

YES

Metadata

cntymad_bndry

Boundary of the area covered by the Napa County Mosquito Abatement District.

01/14/11

YES

Metadata

cntyrcd_bndry

Boundary of the Napa County Resource Conservation District.

06/19/13

YES

Metadata

cntyregparkopenspc_bndry

Boundary of the Napa County Regional Park and Open Space Boundary

01/01/16

YES

Metadata

cntysrva3_bndry

Boundary of County Service Area #3. County Service Area No. 3 is a dependent special dist ...

01/14/11

YES

Metadata

cntysrva3_soi

Sphere of Influence for County Service Area #3. County Service Area No. 3 is a dependent ...

01/14/11

YES

Metadata

cntysrva4_bndry

Boundary for County Service Area #4.

09/11/18

YES

Metadata

cntysrva4_soi

Sphere of Influence for County Service Area #4.

01/14/11

YES

Metadata

co_hot_spots

Carbon Monoxide "hot spot" locations on road segements analyzed for the Baseline Data Repo ...

01/14/11

YES

Metadata

cont_02_200

Elevation Contours of the Napa River Watershed Area, 5 foot interval. The area covered by ...

01/14/11

YES

Metadata

cont_02_400

Elevation Contours of Napa County for non-watershed Area, 10 foot interval. These are the ...

01/14/11

YES

Metadata

ctylmts

Jurisdictional boundaries for all cities within Napa County.

09/11/18

YES

Metadata

damage_assessments_public

Damaged structures from the October 2017 Napa fire complex. LAST UPDATED 2018-06-22

06/22/18

YES

Metadata

dams

Location and ownership of dams in Napa County. This data was acquired from the April of 20 ...

01/25/11

YES

Metadata

domestic_wtr

Napa County's Domestic Water Supply Drainages pertaining to Napa County Ordinance 1219. Bo ...

01/14/11

YES

Metadata

drainages

The Napa County Watersheds were generated from two elevation datasets. The Napa River Wate ...

08/07/18

YES

Metadata

ecp_poly_public

ECP layer to accurately map and query Erosion Control Plans, both pending and approved.

07/18/18

YES

Metadata

elev_02_200

Elevation grid of the Napa County Watershed Area. The DTM is based on LiDAR data acquired ...

01/27/04

YES

Metadata

elev_02_400

Elevation grid of the Napa County Non Watershed Area. The DTM is based on imagery acquire ...

01/19/17

YES

Metadata

elev_100ft_polygon

Elevation Ranges for County by 100 ft Intervals

01/14/11

YES

Metadata

fields

Field boundaries for Napa County.

04/20/18

YES

Metadata

fire_bndry

Dataset showing the jurisdiction of fire protection providers within Napa County.

09/05/13

YES

Metadata

fire_soi

Sphere of Influence for the American Canyon Fire Protection District.

01/14/11

YES

Metadata

garbage_zones

The County of Napa has several garbage and recycling zones identifying service areas for g ...

01/14/11

YES

Metadata

genplan_1998_2000

Polygons which are areas in Napa County that are identified in accordance with the Napa Co ...

01/14/11

YES

Metadata

genplan_2008_2030

Polygons which are areas in Napa County that are identified in accordance with the Napa Co ...

02/17/11

YES

Metadata

genplan_clrzn

Airport clear zone locations as determined by the Napa County General Plan, 1998-2000.

01/14/11

YES

Metadata

genplan_lndfl

Landfills in Napa County in accordance with the Napa County General Plan.

01/14/11

YES

Metadata

geo_eval_bdr

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

01/14/11

YES

Metadata

haz_waste

Points showing the Hazardous Waste permit locations

08/09/19

YES

Metadata

hist_marsh_mrgn

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

01/14/11

YES

Metadata

hlshd_02_200

Shaded relief (hillshade) view of the Watershed area of Napa County. The area covered by t ...

04/23/02

YES

Metadata

hlshd_02_400

Shaded relief (hillshade) view of the Non Watershed area of Napa County. The area covered ...

11/20/03

YES

Metadata

hmbp

Point feature for Hazardous Material Business Plan Facilties.

04/20/18

YES

Metadata

holding_tanks

Points showing locations of holding tanks. This data is extracted from Garrison and geoco ...

04/20/18

YES

Metadata

img_cnty_14

2014 orthophotos for Napa County. This is a placeholder for the data catalog. The actual ...

04/29/15

YES

Metadata

img_cnty_93

Digital Orthophoto Quarter Quad Catalog. Source imagery is in ERDAS .lan format.

05/13/00

YES

Metadata

img_napa_1940

Orthophoto of Napa County in 1940.

05/08/17

YES

Metadata

isohyetal_cnty

This layer represents lines of equal rainfall (isohyets) based on long-term mean annual pr ...

01/14/11

YES

Metadata

labor_camps

Points showing the location of Farm workers Labor Camps in Napa County.

04/20/18

YES

Metadata

libraries

Library locations were mapped for the Napa County Baseline Data report. Many of the locat ...

01/14/11

YES

Metadata

lidar_extent_napacounty_2003

Extent of the2003 Napa County LiDAR project. This is part of the 2002 Orthophotography pr ...

01/25/11

YES

Metadata

lidar_extent_sfei_flood_2014

Extent of the 2014 San Francisco Estuary Institute LiDAR project for the Napa County Flood ...

10/13/16

YES

Metadata

lidar_extent_sfei_ortho_2014

Extent of the 2014 San Francisco Estuary Institute LiDAR project for Napa County. If tile ...

10/13/16

YES

Metadata

lop

Hazardous materials sites being overseen by the Local Oversight Program (LOP). This data i ...

08/09/19

YES

Metadata

major_basins

The Napa County Watersheds were generated from two elevation datasets. The Napa River Wat ...

06/01/06

YES

Metadata

mhp

Point locations of mobile home park permits

06/08/18

YES

Metadata

mst_h20_ordinance

Areas in Napa County that are deficient in groundwater.

01/25/11

YES

Metadata

napa_quad

Vector line map information for 1:24,000 Quadrangles throughout Napa County. The USGS pro ...

01/25/11

YES

Metadata

napapl

The 2015 cartographic boundary shapefiles are simplified representations of selected geogr ...

201603

YES

Metadata

naparvrd_bndry

Boundary of the Napa River Reclamation District #2109.

01/14/11

YES

Metadata

naparvrd_soi

Boundary of the Sphere of Influence for Napa River Reclamation District #2109.

01/14/11

YES

Metadata

napasan_bndry

Boundary of the Napa Sanitation District.

06/12/18

YES

Metadata

napasan_soi

Sphere of Influence for the Napa Sanitation District.

01/14/11

YES

Metadata

non_lop

Points showing locations of Non-LOP hazardous materials spills. This data is extracted fro ...

08/09/19

YES

Metadata

nvusd_elementary_boundaries

Boundary of school assignment for students.

02/06/19

YES

Metadata

nvusd_highschool_boundaries

Boundary of school assignment for students.

02/06/19

YES

Metadata

nvusd_middleschool_boundaries

Boundary of school assignment for students.

02/06/19

YES

Metadata

ortho_tiles_02

Boundaries of the tiles used in the 2002 Orthophotography Project.

01/25/11

YES

Metadata

ortho_tiles_07

Tile boundaries used for file naming for the 2007 orthophoto project. Each tile represent ...

01/25/11

YES

Metadata

ortho_tiles_11

Tile boundaries used for file naming for the 2011 orthophotos. Each tile represents the a ...

02/23/12

YES

Metadata

ortho_tiles_11_6in

Tile boundaries used for file naming for the 2011 6 inch orthophotos. Each tile represent ...

02/23/12

YES

Metadata

ortho_tiles_14_3in_amcan_napa_yount

This polygon shapefile represents the bounding polygons used for mosaicking the orthophoto ...

04/04/14

YES

Metadata

ortho_tiles_14_6in

This polygon shapefile represents the bounding polygons used for mosaicking the orthophoto ...

04/10/14

YES

Metadata

ortho_tiles_18_3in_napavalleyfloor

The dataset consists of tiled orthogonal imagery produced from nadir images captured by Pi ...

02/01/19

YES

Metadata

ortho_tiles_18_6in

The dataset consists of tiled orthogonal imagery produced from nadir images captured by Pi ...

02/01/19

YES

Metadata

parcels_public

Public view of the parcel layer. This view is limited to only the attributes that can be s ...

09/03/19

YES

Metadata

pls

Public Land Survey System (PLS) grid of Napa County. It shows the township, range and sect ...

01/25/11

YES

Metadata

police_fire

County and City Fire stations and County Sheriff and City police stations.

12/22/16

YES

Metadata

pool_commercial

Points showing locations of swimming pools. This data is extracted from DHD and geocoded. ...

06/08/18

YES

Metadata

potential_cropland_04

Dataset showing potential prime croplands in Napa County based on soil information from SS ...

01/14/11

YES

Metadata

potential_rangeland

Dataset showing potential prime rangelands in Napa County based on soil information from S ...

01/14/11

YES

Metadata

precincts

This layer is composed of Polygons depicting Voter Precincts as provided by the Napa Count ...

12/21/11

YES

Metadata

recreation_sp

Locations of golf courses and tennis clubs in Napa Valley.

01/14/11

YES

Metadata

restaurants

Points showing the location of Food Service Facilities in Napa County. This data is extrac ...

04/20/18

YES

Metadata

ridgeline

Major and Minor Ridgelines for Napa County

01/14/11

YES

Metadata

road_agree_points

Points marking where Napa County roads meet roads of surrounding counties.

09/25/15

YES

Metadata

roads

The roads network for Napa County. Roads is a view of the RoadCenterLine layer. Refer to ...

09/03/19

YES

Metadata

roads_geocode

Road segments to be used for geocoding purposes. This layer is a view of RoadCenterLine. ...

07/31/17

YES

Metadata

ros

Digital index to filed maps used by the County of Napa. Maps such as Records of Survey and ...

04/20/18

YES

Metadata

rw_assessment_district_and_cfd

Contains all of the parcels in the Assessment District (LCWD) and the CFD (MST) that are a ...

03/11/19

YES

Metadata

rw_benefit_zone

Contains all of the parcels that could be served by NapaSan's recycled water system, inclu ...

07/20/17

YES

Metadata

rw_connected_parcels

Contains all of the parcels that are connected to (and using) NapaSan recycled water.

03/11/19

YES

Metadata

schooldistricts

Boundaries for school districts in Napa County.

12/28/11

YES

Metadata

schools

Schools and colleges in Napa County.

02/12/19

YES

Metadata

silvrcsd_bndry

Boundary of the Silverado Community Services District.

01/14/11

YES

Metadata

silvrcsd_soi

Sphere of Influence for the Silverado Community Services District.

01/14/11

YES

Metadata

slope_02_200

Map of Napa County Watershed area showing slope as derived from 2002 Ortho data. The area ...

01/19/17

YES

Metadata

slope_02_400

Map of Napa County Non Watershed area showing slope as derived from 2002 Ortho data. The ...

01/19/17

YES

Metadata

spot_02_200

Spot Elevation Points of the Napa River Watershed Area, 200 foot interval. The area cover ...

01/25/11

YES

Metadata

spot_02_400

Spot elevation markers that are associated with the 10 ft contours produced during the 200 ...

01/25/11

YES

Metadata

subaddresses

Location of addresses considered to be sub-addresses of a main address. This is a view of ...

10/16/18

YES

Metadata

sup_district

Polygons showing the Supervisorial Districts in Napa County as provided by the Napa County ...

09/18/11

YES

Metadata

sup_district_2001

Polygons showing the Supervisorial Districts in Napa County as provided by the Napa County ...

09/18/11

YES

Metadata

ust

Points showing the Understorage Storage Tank permit locations

06/08/18

YES

Metadata

viewshed_roads

Napa County Viewshed Roads per the Viewshed Protection Ordinance.

12/19/16

YES

Metadata

water_bndry

Boundaries of the ten Water Districts in Napa County

01/14/11

YES

Metadata

water_soi

Sphere of Influence for the Water Districts in Napa County.

01/01/18

YES

Metadata

winery_pond

Points showing locations of winery ponds. This data is extracted from Garrison and geocod ...

04/20/18

YES

Metadata

winery_public

Winery Public contains the details of each winery's location and each winery’s approval ba ...

04/20/18

YES

Metadata

wtr_bodies

Water Bodies.

10/08/11

YES

Metadata

wtr_bodies_mjr

Major, named water bodies within Napa County. Refer to the Water Bodies layer for full me ...

12/19/16

YES

Metadata

zoning

Zoning designations of land use within the unincorporated areas of Napa County.

08/02/18

YES

Metadata


Official Site of the County of Napa, California
©1996, 2003, County of Napa