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Contra Costa County, CA Trash & Recycling: Recycling Requirements (2026)

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

Key Facts

State law
SB 1383 (2016)
Organics cart
Green - required
Diversion goal
75% by 2025
Contamination fine
Up to $500
Business threshold
2 cubic yards/week

Summary

SB 1383 mandates organics recycling for all residents and businesses. Contra Costa County requires separation of recyclables (blue cart) and organics including food scraps (green cart) with enforcement beginning 2024.

City-specific rules exist: Antioch, Martinez, San Ramon, Brentwood, Richmond, Pittsburg, and Walnut Creek have their own recycling requirements rules that differ from Contra Costa County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

Air pollutants like PM 2.5, which contributes to health conditions like asthma. Organics like food scraps, yard trimmings, paper, and cardboard make up half of what Californians dump in landfills. Cutting short-lived climate pollutants can have the fastest impact on the climate. *Click on the boxes below to go to the topic page. Collections All jurisdictions need to provide organic waste collection services to all residents and businesses, and recycle organic waste. Procurement Procurement requirement information. Jurisdictions must use the products made from the recycled organic material, such as compost and mulch.

Source: CalRecycle SB 1383View official code

Full Breakdown

California SB 1383 (Short-Lived Climate Pollutants Act) requires every jurisdiction to provide organics recycling to all residents and businesses, with the goal of diverting 75% of organic waste from landfills by 2025. Contra Costa County implements SB 1383 through amendments to Ordinance Code Chapter 418 and through CalRecycle-approved franchise agreements. All single-family homes in unincorporated areas receive a green organics cart for food scraps, food-soiled paper, and yard trimmings. Blue cart recycling accepts clean paper, cardboard, metal cans, glass bottles, and rigid plastics #1, #2, and #5. Plastic bags, Styrofoam, and contaminated material are prohibited. Businesses generating two cubic yards or more of solid waste weekly must subscribe to organics service. The County and haulers conduct cart audits; repeat contamination can result in fines up to $500 per violation under SB 1383 enforcement provisions.

Frequently Asked Questions

Do I have to put food scraps in the green cart?
Yes. SB 1383 requires all residents to separate food waste, including meat and dairy, into the organics cart.
What plastics are recyclable?
Clean, rigid plastic containers marked #1, #2, and #5. Plastic bags, film, and Styrofoam are not recyclable curbside.

Sources & Official References

Other rules in Contra Costa County

All Contra Costa County rules

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

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Recycling Requirements in Cities Across Contra Costa County