Light Trespass: Carson vs Pasadena
How do light trespass rules compare between Carson, CA and Pasadena, CA?
Carson and Pasadena have similar restriction levels.
Carson, CA
Los Angeles County
Light trespass in unincorporated LA County is regulated under the ROLD in rural areas: 0.5 foot-candles maximum on adjacent residential/open space parcels, 1.0 foot-candles on other zones. Urban unincorporated areas rely on general nuisance provisions for light trespass complaints.
View full Carson rules →Pasadena, CA
Los Angeles County
Outdoor lighting in Pasadena must be designed so the light source is not visible from outside the property per PMC 17.46.220. Recreational facility lighting in residential areas requires a Minor Conditional Use Permit per PMC 17.40.080.
View full Pasadena rules →Key Facts Comparison
| Fact | Carson | Pasadena |
|---|---|---|
| ROLD Residential | 0.5 foot-candles max at property line | - |
| ROLD Other | 1.0 foot-candles max | - |
| Urban Areas | General nuisance provisions | - |
| Best Practice | Lights off by 10 PM recommended | - |
| Light Source | - | Not visible from outside property |
| Rec Facilities | - | Minor CUP required |
| Code Section | - | PMC 17.40.080 |
| Enforcement | - | Code Compliance |
Highlighted rows indicate differences between cities.
Carson FAQ
Can I complain about my neighbor's bright lights in LA County?
Yes. If a neighbor's lights unreasonably interfere with your property use, file a complaint with code enforcement at (888) 756-2700. In ROLD areas, specific shielding requirements make enforcement easier. Outside ROLD, it's addressed as a general nuisance.
What is light trespass?
Light from one property that shines onto a neighboring property in a way that unreasonably interferes with the neighbor's use and enjoyment. Common sources include unshielded flood lights, security lights, and decorative lighting.
Can I take legal action over light trespass?
Yes. Beyond code enforcement, you can file a private nuisance lawsuit in civil court for persistent light trespass. Courts can order the offending lights removed or modified and award damages.
Pasadena FAQ
My neighbor's floodlight shines into my bedroom. What can I do?
File a light trespass complaint with Pasadena code enforcement. Most codes require lights to be shielded and aimed so they don't illuminate neighboring properties.
Are holiday lights exempt from light trespass rules?
Temporary holiday displays are often exempt during the holiday season, typically November through January. However, they still cannot create a safety hazard.
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