💡 Outdoor Lighting/Light Pollution & Sky Glow
Light Pollution & Sky Glow: Berkeley vs Castro Valley
How do light pollution & sky glow rules compare between Berkeley, CA and Castro Valley, CA?
Berkeley, CA
Alameda County
No data available yet for Berkeley.
Castro Valley, CA
Alameda County
Alameda County zoning requires outdoor lighting to be shielded and directed downward to minimize glare onto neighboring properties. Light trespass is treated as a Ch. 6.65 nuisance.
View full Castro Valley rules →Key Facts Comparison
| Fact | Berkeley | Castro Valley |
|---|---|---|
| Standard | - | Shielded, downward directed |
| Title 24 Part 6 | - | Lumen limits + auto controls |
| Enforcement | - | Code Enforcement (§6.65) |
Highlighted rows indicate differences between cities.
Berkeley FAQ
No FAQs available.
Castro Valley FAQ
Can I aim my motion-light at my driveway if it shines on my neighbor?
Light spilling significantly onto neighboring residential property is a nuisance under §6.65. Add a shield or aim it downward to comply.
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