Aircraft Noise: Castro Valley vs San Leandro
How do aircraft noise rules compare between Castro Valley, CA and San Leandro, CA?
Castro Valley and San Leandro have similar restriction levels.
Castro Valley, CA
Alameda County
Aircraft noise around Oakland International Airport is regulated under FAA Part 150 and preempts local control. Alameda County participates in the Port of Oakland noise abatement program and land-use compatibility planning under the Airport Land Use Commission.
View full Castro Valley rules →San Leandro, CA
Alameda County
Oakland International Airport (OAK) is 4 miles north. San Leandro lies under departure paths; aircraft noise is federally preempted under FAA authority.
View full San Leandro rules →Key Facts Comparison
| Fact | Castro Valley | San Leandro |
|---|---|---|
| Federal preemption | FAA controls airspace | - |
| OAK noise program | FAR Part 150 | - |
| Compatibility standard | 65 CNEL contour | - |
| Complaint line | Port of Oakland Noise Office | - |
| ALUC review | Land use near airports | - |
| Airport | - | OAK 4 miles north |
| Voluntary curfew | - | 10 PM to 7 AM |
| Jurisdiction | - | FAA preempts |
| CNEL contour | - | West SL in 65 dB |
| Complaints | - | Port of Oakland noise office |
Highlighted rows indicate differences between cities.
Castro Valley FAQ
Can the county restrict overnight flights at OAK?
No. Flight operations are federally preempted. The Port of Oakland voluntarily imposes preferential procedures approved by the FAA.
Where do I file a noise complaint about OAK flights?
Use the Port of Oakland online noise complaint form or call the Noise Office hotline.
San Leandro FAQ
Can San Leandro restrict flights over my house?
No. Airspace is regulated by the FAA. Cities cannot impose flight path or altitude rules; complaints go to Port of Oakland.
Who enforces this in San Leandro?
San Leandro code enforcement at (510) 577-3394 handles most complaints. Alameda County agencies handle regional issues.
Compare other topics
See how Castro Valley and San Leandro compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool