Aircraft Noise: Carlsbad vs San Marcos
How do aircraft noise rules compare between Carlsbad, CA and San Marcos, CA?
Carlsbad and San Marcos have similar restriction levels.
Carlsbad, CA
San Diego County
Carlsbad is served by McClellan–Palomar Airport (CLD). Aircraft noise is governed by FAA regulations and the airport's Part 150 Noise Compatibility Program, not city ordinance.
View full Carlsbad rules →San Marcos, CA
San Diego County
Aircraft noise in flight is regulated by the Federal Aviation Administration, not by San Diego County. The County noise ordinance exempts activity preempted by State or federal law (Sec. 36.417(a)(6)). The County's role is land-use compatibility near airports through the San Diego County Regional Airport Authority's Airport Land Use Compatibility Plans.
View full San Marcos rules →Key Facts Comparison
| Fact | Carlsbad | San Marcos |
|---|---|---|
| Airport | McClellan–Palomar Airport (CLD) — served by commercial and general aviation | - |
| Regulatory authority | FAA governs airspace and aircraft noise standards | - |
| Local program | FAR Part 150 Noise Compatibility Program in effect | - |
| Contact | San Diego County Airports — palomar@sdcounty.ca.gov | - |
| Primary authority | - | Federal Aviation Administration (FAA) - in-flight aircraft noise |
| County ordinance exemption | - | Activity preempted by State/federal law (Sec. 36.417(a)(6)) |
| Regional land-use body | - | San Diego County Regional Airport Authority (acting as ALUC) |
| Planning tool | - | Airport Land Use Compatibility Plans (ALUCPs) |
| ALUCP scope | - | Land use outside airport boundaries; not aircraft in flight |
| Where to complain | - | Airport noise office / FAA, not the County noise ordinance |
Highlighted rows indicate differences between cities.
Carlsbad FAQ
San Marcos FAQ
Does San Diego County set decibel limits for aircraft?
No. Aircraft noise in flight is regulated by the FAA, and the County ordinance exempts activity preempted by State or federal law under Section 36.417(a)(6). The County cannot set its own in-flight aircraft noise limits.
What does the County control regarding airports?
Land-use compatibility. The San Diego County Regional Airport Authority, acting as the Airport Land Use Commission, adopts Airport Land Use Compatibility Plans that guide how the unincorporated County approves new development near airports.
Who do I contact about aircraft noise?
Contact the operating airport's noise-abatement office or the FAA. The County noise control officer and Sheriff do not enforce against aircraft operations.
Compare other topics
See how Carlsbad and San Marcos 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