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Sonoma County, CA Trash & Recycling: Recycling Rules (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Recyclables container
Blue container, source-separated
Organics container
Green, excludes textiles and plastics
First violation
Written warning notice only
Repeat violation fines
$200 second, $500 third
Applies to
Unincorporated county only

Summary

Unincorporated Sonoma County requires every household and business to source-separate waste into blue (recyclables), green (organics) and gray (trash) containers under County Code § 22-4, with mixing enforced through administrative citations and escalating fines.

City-specific rules exist: Petaluma, and Santa Rosa have their own recycling rules rules that differ from Sonoma County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

(1)Generators shall place source separated organic waste, excluding non-compostable paper and textiles, in the green container;(2)Generators shall place source separated recyclable materials in the blue container; and(3)Generators shall place solid waste in the gray container. Generators shall not place materials designated for the gray container into the green container or blue container.

(d) Composting and Recycling Facility Processing Limits. Notwithstanding designation of certain materials as organic waste or recyclable materials under this chapter, generators shall not place materials in the green container or the blue container that cannot be processed by available compost and recycling facilities, as may be determined by agreement between the county and the county's frachisee(s) from time to time. Generators shall be provided with advanced written notice of the same determination.

As of the effective date of this chapter, compostable plastics, manure, biosolids, digestate, sludges, textiles, carpets (whether or not organic), and lumber are not accepted in the green container. Only yard trimmings, food waste, paper products and printing and writing paper may be deposited into the green container as of the effective date of this ordinance. As of the effective date of this chapter, paper products and printing and writing paper may also be placed in the blue container, in addition to other source separated recyclable materials.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 64 Update 2).

Full Breakdown

Sonoma County Code Chapter 22 requires every occupied premises in the unincorporated county to maintain separate blue, green and gray containers and source-separate discarded material: recyclables go in blue, yard trimmings and food waste in green, everything else in gray (§ 22-4). Placing gray-container waste in the green or blue container is barred outright, and approved disposal sites may not accept unseparated tires, major appliances, organic waste or recyclable materials (§ 22-15). This governs only unincorporated areas. Santa Rosa, Petaluma, Rohnert Park, Windsor, Healdsburg, Sebastopol, Cotati, Cloverdale and the City of Sonoma each enforce their own separate municipal recycling code.

Violations & Fines

First violation draws a written warning notice; a second violation carries a $200 fine and a third or subsequent violation a $500 fine per offense, issued as an administrative citation by the director of transportation and public works (§ 22-24).

Frequently Asked Questions

Does this recycling ordinance apply inside Santa Rosa or Petaluma?
No. It governs only the unincorporated county under § 22-4. Santa Rosa, Petaluma, Rohnert Park, Windsor, Healdsburg, Sebastopol, Cotati, Cloverdale and the City of Sonoma each have their own separate municipal recycling code.
What happens if I put recyclables in the trash container?
County Code § 22-4(c) bars placing gray-container waste in the green or blue container; a first violation draws a warning, then $200 and $500 fines for repeat violations under § 22-24.

Sources & Official References

Other rules in Sonoma County

All Sonoma County rules

California rules heatmap·Compare Sonoma County to another location·View the California trash & recycling overview

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Recycling Rules in Cities Across Sonoma County