Dark Sky Rules: Anaheim vs Mission Viejo
How do dark sky rules rules compare between Anaheim, CA and Mission Viejo, CA?
Mission Viejo has fewer restrictions than Anaheim.
Anaheim, CA
Orange County
Anaheim regulates outdoor lighting through zoning code provisions under AMC Title 18. Lighting must not create glare or light trespass onto neighboring properties. California Building Energy Efficiency Standards (Title 24) also apply.
View full Anaheim rules →Mission Viejo, CA
Orange County
Unincorporated Orange County does not have a dedicated dark sky ordinance. General outdoor lighting standards are addressed through the Orange County Zoning Code development standards and the California Building Energy Efficiency Standards (Title 24). Lighting for new development must comply with glare and light spillage provisions in project-specific conditions of approval.
View full Mission Viejo rules →Key Facts Comparison
| Fact | Anaheim | Mission Viejo |
|---|---|---|
| Glare | Must prevent trespass | - |
| Title 24 | Energy standards apply | - |
| Dark-Sky Ordinance | None standalone | - |
| Code | AMC Title 18 | - |
| Dark Sky Ordinance | - | None adopted |
| Lighting Standards | - | Zoning Code conditions of approval |
| State Standard | - | CA Title 24 Part 6 efficiency |
| New Development | - | Shielded/downward fixtures typical |
| Nuisance Complaints | - | OCCO Title 3 general provisions |
Highlighted rows indicate differences between cities.
Anaheim FAQ
Does Anaheim have a dark-sky ordinance?
No standalone dark-sky ordinance. However, outdoor lighting must not create glare or light trespass per AMC Title 18 and must meet Title 24 efficiency standards.
Can my neighbor's security light shine into my yard?
Light trespass is regulated. Contact Code Enforcement at 714-765-5158 if a neighbor's lighting unreasonably illuminates your property.
Mission Viejo FAQ
Does unincorporated Orange County have a dark sky ordinance?
No. Orange County has not adopted a standalone dark sky ordinance. Outdoor lighting is regulated through zoning code development standards, project conditions of approval, and California Title 24 energy efficiency requirements.
Can I file a complaint about excessive outdoor lighting in unincorporated Orange County?
Yes. Excessive lighting that creates a nuisance can be reported to Neighborhood Preservation at 714-667-8853 or myOCeServices.ocgov.com. Complaints are addressed under general nuisance provisions in OCCO Title 3.
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