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Department of Agriculture, Weights & Measures



The Agricultural Division

The Agricultural Division acts under the jurisdiction and direction of the California Department of Food and Agriculture (CDFA), and the California Department of Pesticide Regulation (DPR), and works in cooperation with various federal, state, regional and local agencies. The Agricultural Commissioner enforces the laws and regulations of the California Food and Agriculture Code and the California Code of Regulations while serving at the discretion of the County Board of Supervisors and CDFA Secretary of Agriculture. Sonoma County Agricultural Commissioner’s office employs a staff of twenty-three and has its main office in Santa Rosa with satellite offices in Sonoma and Petaluma.


Weights and Measures Division

protects consumers and prevents unfair business practices for a wide range of devices and business practices. Commercially used weighing and measuring devices are tested for their accuracy. Quantities of packaged products are routinely verified against their label statement. Fuels and other petroleum products are tested for quality and octane specifications. Sales of bulk commodities are monitored for proper documentation. The division also administers the Weights and Measures Transaction Verification Fund, which is used to fund test purchases and equipment used in the program.