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Downloadable data is for knowledgeable GIS Users. These data are in a GIS format and cannot be viewed without the appropriate software and user understanding. County GIS resources are available to assist interested parties in developing custom maps and/or consolidating the available GIS data. If interested, please inquire at GISHELP@ventura.org.

Disclaimer: The data layers provided hereon were created by the Ventura County Geographical Information System (GIS), which is designed and operated solely for the convenience of the County and related contract entities. The County does not warrant the accuracy of this information, and no decision involving a risk of economic loss or physical injury should be made in reliance thereon.

GIS Data Downloads - Special Districts Menu

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File Name Type Size  
Vn_Cnty_WatershedProtectionDist Polygon 40 KB Download
These data represents the Ventura County Watershed Protection District Zones 1 through 4.
vn_rv_cnty_wa_sp Polygon 15 KB Download
These data represent the Ventura River County Water District.
ww01 Polygon 31 KB Download
These data represent the Ventura County Waterworks District No. 1. Provides potable, retail water and treatment services to the City of Moorpark and vicinity.
ww01_sp Polygon 15 KB Download
These data represent the Ventura County Waterworks District No. 1 sphere of influence.
ww08 Polygon 26 KB Download
These data represent the Ventura County Waterworks District No. 8. Provides potable, retail water to the City of Simi Valley and vicinity.
ww08_sp Polygon 37 KB Download
These data represent the Ventura County Water Works Number 8. Ventura County Waterworks District No. 8 sphere of influence.
ww17 Polygon 8 KB Download
These data represent the Ventura County Waterworks District No. 17. Provides potable, retail water to the unincorporated community of Bell Canyon.
ww17_sp Polygon 8 KB Download
These data represent the Ventura County Waterworks District No. 17 Sphere of Influence.
ww19 Polygon 13 KB Download
These data represent the Ventura County Waterworks District No. 19 Provides potable, retail water to the Somis area.
ww19_sp Polygon 17 KB Download
These data represent the Ventura County Waterworks District No. 19 Sphere of Influence. Provides potable, retail water to the Somis area.
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