Light Pollution & Sky Glow: Castro Valley vs San Leandro
How do light pollution & sky glow rules compare between Castro Valley, CA and San Leandro, CA?
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 →San Leandro, CA
Alameda County
No data available yet for San Leandro.
Key Facts Comparison
| Fact | Castro Valley | San Leandro |
|---|---|---|
| Standard | Shielded, downward directed | - |
| Title 24 Part 6 | Lumen limits + auto controls | - |
| Enforcement | Code Enforcement (§6.65) | - |
Highlighted rows indicate differences between cities.
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.
San Leandro FAQ
No FAQs available.
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