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Department of Agriculture /
Weights & Measures

The Department of Agriculture/Weights and Measures enforces the laws and regulations of the California Food and Agriculture Code, the California Business & Professions Code and the California Code of Regulations while serving at the discretion of the County Board of Supervisors and CDFA's Secretary of Food & Agriculture. Sonoma County's Department of Agriculture/Weights & Measures employs a staff of thirty-nine people and has its main office in Santa Rosa. To serve the public's needs, two small satellite offices with limited public hours are operated in the cities of Sonoma and Petaluma.

Agriculture/Weights & Measures Department is Now Open to the Public

The Department of Agriculture/Weights & Measures office is open to the public beginning Tuesday, June 15, 2021. Normal business hours are from 8:00 am to noon and 1:00 to 4:00 p.m. Monday through Friday.

Mitigation measures including face masks, health screening, and physical distancing will remain in effect pending further direction. The front door will continue to remain accessible using the doorbell.

The Sonoma office hours are Tuesday and Thursday from 1:30 to 2:30 p.m. The Petaluma office is available by appointment only.

To access our services, you may call (707) 565-2371 or send an email to SonomaAg@sonoma-county.org. Documents may also be placed in the locked drop box outside the front door of our main office. Voicemail, email, drop box, and mail are checked regularly each business day.

Thank you for your patience and understanding while we continue to work together to keep our community safe.

Latest News

Revisions to Chapter 36 of the County Code
Published on May 18, 2021
The Board of Supervisors conducted a public hearing on 3/2/2021 to consider minor and technical revisions to Chapter 36 of the County Code, and those amendments were adopted on 3/16/2021.
State Administrative Fees for Commercial Devices
Published on May 9, 2021
State Administrative Fees for "commercial devices" will increase July 1, 2021. This applies to scales, fuel meters and other commercial devices used for buying and selling of commodities.
Sonoma County Agricultural Loss Survey for 2021 Crop Year
Published on April 23, 2021
The Agricultural Commissioner’s Office surveys producers when there are significant impacts to agricultural production due to weather. Based on survey results, a disaster can be declared and various assistance programs become available through USDA.
More News

Vision:

A thriving agricultural industry, healthy community, environment, and economy

Mission:

To promote and protect agriculture, the health and safety of our community, environment and the economy through education and the enforcement of laws and regulations.

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Contact Information

Department of Agriculture / Weights & Measures

Business Hours

Monday – Friday: 8:00 AM – 12:00 PM

Office hours are temporarily reduced due to the Public Health Order.

Address

Main Office

133 Aviation Boulevard

Suite 110

Santa Rosa, CA 95403

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Industrial Hemp Program

The Sonoma County Industrial Hemp Program was made possible through the promulgation of the Sonoma County Industrial Hemp Ordinance, adopted by the Board of Supervisors on January 6, 2020.

Industrial Hemp