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Agricultural Division - Agricultural Commissioner

Grading, Drainage, Vineyard & Orchard Site Development

This department administers the Sonoma County Grading, Drainage, & Vineyard & Orchard Site Development Ordinance, also known as VESCO. Growers planting new vineyards, orchards or replanting existing vineyards or orchards are required to meet standards within the Sonoma County Code and comply with requirements including best management practices (BMPs) as established in the Agricultural Commissioner's BMP guidelines.

We recommend that you sign up to receive updates on: sonomacounty.ca.gov/Agriculture-Weights-and-Measures/Latest-News/

Permit Application Information

Please note:
All projects require an appointment when submitting completed permit application and required documents. Please call (707) 565-2371 to schedule an intake appointment.

Effective 1/1/2017: a completed biological assessment or study of project area is required for all vineyard and orchard planting and all vineyard and orchard replanting within the designated critical habitats for California tiger salamander (Ambystoma californiense) or California red-legged frog (Rana draytonii).

These habitat boundaries can be viewed on the online mapper located at t ecos.fws.gov/ecp/report/table/critical-habitat.html. Additional information regarding biological assessment requirements can be viewed at sonoma-county.org/pdf/biological_resource_study_or_assessment_guidelines.pdf.

Other Information

Vineyard/Orchard Site Development Permit Database

This database contains information on vineyard and orchard projects submitted to our office for site development. You can view information on project status, history of inspections, and related information, however you cannot apply for permits online. This information is available for current and past projects that have been submitted to our office. For detailed instructions on how to query this data, click here. If you have further questions, please contact us at (707) 565-2371.

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For accessibility assistance with these documents, please contact the Sonoma County Agricultural Commissioner´s Office at (707) 565-2371.

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