Altadena, CA Noise Ordinances: Leaf Blower Rules (2026)
Key Facts
- Code Section
- LA County Code 12.08.440
- Permitted Hours
- 7 a.m. – 8 p.m. M-F
- Residential dB Cap
- 50 dBA daytime / 45 dBA night
- Gas Blower Ban
- None at county level
Summary
LA County does not have a county-wide gas leaf-blower ban, but operation is subject to the Ch. 12.08 dB limits and construction-hours rules (7 a.m.–8 p.m. weekdays).
43018.11 to the Health and Safety Code, relating to air pollution. [ Approved by Governor October 09, 2021. Filed with Secretary of State October 09, 2021. ] LEGISLATIVE COUNSEL'S DIGEST AB 1346, Berman. Air pollution: small off-road engines. Existing law imposes various limitations on the emissions of air contaminants for the control of air pollution from vehicular and nonvehicular sources. Existing law assigns the responsibility for controlling vehicular sources of air pollution to the State Air Resources Board. This bill would require the state board, by July 1, 2022, consistent with federal law, to adopt cost-effective and technologically feasible regulations to prohibit engine exhaust and evaporative emissions from new small off-road engines, as defined by the state board. The bill wo
Full Breakdown
Altadena is unincorporated, so the City of Los Angeles' gas leaf-blower ban does not apply. Leaf blowers operated within 500 feet of a residence must comply with Section 12.08.440 hour limits (7 a.m.–8 p.m. weekdays, 8 a.m.–8 p.m. Saturdays, no Sunday/holiday operation) and may not exceed the residential 50 dBA daytime / 45 dBA nighttime exterior noise standard at the property line. Statewide, CARB regulations restrict the sale of new gas-powered small off-road engines (including leaf blowers) under AB 1346, in effect since 2024.
Violations & Fines
Administrative citations under Chapter 1.25, typically $100, $200, $500 escalating.
Frequently Asked Questions
Are gas leaf blowers banned in Altadena?
Sources & Official References
Other rules in Altadena
How Altadena compares: Cities with the Strictest Leaf Blower Rules·California rules heatmap·Compare Altadena to another location·View the California noise ordinances overview
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Leaf Blower Rules in Nearby Cities
How other cities in Los Angeles County handle leaf blower rules.