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

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

Key Facts

Containers required
blue, green, gray (3-stream)
Collection frequency
weekly, mandatory
First violation
written warning only
Repeat violation fines
$100 / $200 / $500
Enforcing agency
Transportation and Public Works Dept.

Summary

Unincorporated Sonoma County requires every home and business to keep separate blue, green, and gray containers and sort recyclables, organics, and trash accordingly under Sonoma County Code § 22-4.

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

All persons occupying or maintaining any premises within the county where solid waste or organic waste is created, produced or accumulated shall maintain and use sufficient standard containers... Generators shall place source separated organic waste... in the green container; Generators shall place source separated recyclable materials in the blue container; and 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.

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

Every occupied premises in unincorporated Sonoma County must maintain source-separation containers: recyclables go in the blue container, organic waste in the green container, and solid waste in the gray container. Generators may not put gray-container waste into the blue or green container, and containers must stay closed except when materials are being added or removed. Weekly collection through the county's authorized franchisee is mandatory under § 22-3 unless the county grants a hardship waiver. This applies only to unincorporated areas. Santa Rosa, Petaluma, Rohnert Park, Windsor, Healdsburg, Sebastopol, Cotati, Cloverdale, and the City of Sonoma each run their own separate recycling programs.

Violations & Fines

The Transportation and Public Works director enforces via administrative citation: $100 for a first violation, $200 for a second, $500 for a third or subsequent violation, after an initial written warning.

Frequently Asked Questions

Do I have to sort my trash in unincorporated Sonoma County?
Yes. County Code § 22-4 requires source-separating recyclables (blue), organics (green), and trash (gray): mixing gray-bin waste into blue or green is a violation.
Can I skip weekly collection service?
Only with a county-approved waiver: for undeveloped land, unsafe road access, a shared-service arrangement, or inadequate commercial space. Otherwise weekly service under § 22-3 is mandatory.
Does this rule apply inside Santa Rosa or Petaluma?
No. This chapter governs only the unincorporated county; each of the nine cities inside Sonoma County, including Santa Rosa and Petaluma, runs its own separate recycling ordinance.

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 Requirements in Cities Across Sonoma County