Composting: Costa Mesa vs Orange
How do composting rules compare between Costa Mesa, CA and Orange, CA?
Costa Mesa has fewer restrictions than Orange.
Costa Mesa, CA
Orange County
Backyard composting is permitted and encouraged in unincorporated Orange County. California SB 1383 requires organic waste diversion statewide. OC Waste & Recycling provides composting resources and sells compost at regional landfills.
View full Costa Mesa rules →Orange, CA
Orange County
California SB 1383 requires City of Orange residents to separate organic waste from trash; CR&R Environmental Services provides mandatory green-cart curbside collection for food scraps, yard waste, and food-soiled paper.
View full Orange rules →Key Facts Comparison
| Fact | Costa Mesa | Orange |
|---|---|---|
| Composting | Permitted and encouraged | - |
| SB 1383 | Organic waste diversion required | - |
| Best Practice | Enclosed bins recommended | - |
| Resources | Free workshops, subsidized bins | - |
| OC Waste | (714) 834-4000 | - |
| State Law | - | SB 1383 (2016) |
| Enforcement | - | Jan 2022 |
| Hauler | - | CR&R Environmental |
| Items Accepted | - | All food + yard waste |
| Fines | - | $50-$250 |
Highlighted rows indicate differences between cities.
Costa Mesa FAQ
Can I compost in unincorporated Orange County?
Yes. Backyard composting is permitted and encouraged. OC Waste & Recycling offers free workshops and subsidized bins. Contact (714) 834-4000.
What can I compost?
Yard trimmings, fruit and vegetable scraps, coffee grounds, eggshells, and paper products. Avoid meat, dairy, and oily foods to minimize pests.
Is composting required by law?
SB 1383 requires jurisdictions to divert organic waste. While home composting is not mandatory, it helps meet diversion goals and the county encourages participation.
Orange FAQ
Can I backyard-compost instead of using the green cart?
You may backyard-compost yard waste and vegetable scraps, but under SB 1383 you must still maintain CR&R organics service for items that cannot be safely home-composted (meat, dairy, bones).
Does the City of Orange offer free compost giveaways?
Yes. OC Waste & Recycling and CR&R periodically host free compost giveaway events and workshops for Orange County residents — check CR&R's City of Orange page for schedules.
Compare other topics
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