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This page contains links to other Internet sites that are geographically-related yet not owned or controlled by Sonoma County or PRMD GIS.

PRMD GIS makes no representations concerning the content of these sites. The inclusion of a link does not constitute an endorsement, warranty or guarantee of the information, products or services, if any, described or offered at these other Internet sites. Links to resources outside PRMD are provided as a convenience to users and, as such, PRMD specifically disclaims any and all liability for any claims or damages that may result from the linked web sites and does not accept any responsibility for the accuracy, completeness, reliability, suitability, or timeliness of the content found on external sites. These linked sites are maintained according to their own terms and conditions of use and should be accessed at the user's own risk.

 



FIRM AlertThe underlying aerial photographs used in the Flood Insurance Rate Maps (FIRMs or FIRMettes) are of unknown age and should not be relied upon as an accurate depiction of development on any given parcel. The depicted floodplains are based on the most recent Flood Insurance Study (FIS) and are considered current. For further information regarding this matter, please contact Nathan Quarles, PRMD Engineering Division.



General Information about GIS

Wikipedia - A great place to find additional information about GIS.

Online Maps

American Philosophical Society Map Collection

ArcGIS Explorer (GIS Viewer)

Bing Maps

CA State Water Resources Control Board - GeoTracker

CA State Water Resources Control Board - Onsite Wastewater Treatment System Map Tool
     (Is my property near a nutrient or pathogen impaired water body?)

Color Landform Atlas of the United States

David Rumsey Historical Map Collection

FEMA FIRMettes (How to Find Your FIRM & Make a FIRMette)

Google Maps - Sonoma County (View Larger Map)




MapQuest

MyHazards
     (Is my property near natural hazards such as earthquakes, floods, fires, tsunami?)

NASA's Visible Earth

National Geographic Society's Map Machine

Rand McNally

Sonoma County Street Maps - Yellow Maps

USDA, National Resources Conservation Service (NRCS) - Web Soil Survey

Aerial Photography and Satellite Imagery

Digital Globe

Google Earth

Historical Aerial Photo Resources PDF File

Pixxures

TerraServer

Census

United States Census Bureau

United States Census Bureau's - Gazetteer

United States Census Bureau's - American Fact Finder

United States Census Demographic Information for Sonoma County PDF File (includes 2010 Census Tract Reference Maps)

GIS Related Websites

California Natural Diversity Database (CNDDB)

California Spatial Information Library (CASIL)

Federal Emergency Management Agency (FEMA)

FEMA Coastal Flood Risk (Open Pacific Coast Study - Participation Welcomed! PDF File)

FEMA Map Information eXchange (FMIX)

FEMA Online Letter of Map Change (LOMC) Application (Online LOMC Fact Sheet PDF File)

Local Agency Formation Commission (LAFCO)

State of California Department of Conservation (DOC)

The Conservation Lands Network, Bay Area Open Space Council

United States Geological Survey (USGS)

USDA, National Resources Conservation Service (NRCS)

 

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Although every effort is made to provide complete and accurate information on this website, users are advised to contact appropriate PRMD staff before making project decisions. This may involve contacting more than one section within PRMD (e.g. Building, Plan Check, Zoning, Well & Septic, etc.), since each section implements specific codes or ordinances which may affect your project.
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