Quiet Hours: Berkeley vs Sunol
How do quiet hours rules compare between Berkeley, CA and Sunol, CA?
Sunol has fewer restrictions than Berkeley.
Berkeley, CA
Alameda County
Berkeley enforces nighttime quiet hours from 10pm to 7am on weekdays and 10pm to 9am on weekends under BMC Chapter 13.40, with strict enforcement typical of this progressive city.
View full Berkeley rules →Sunol, CA
Alameda County
Alameda County noise ordinance (Chapter 6.60) sets detailed dB limits by zone and time. Residential nighttime (10 PM–7 AM): 45 dBA for 30+ min/hr, up to 65 dBA max. Daytime (7 AM–10 PM): 50 dBA for 30+ min/hr, up to 70 dBA max. 5 dB penalty for tonal/speech/music noise.
View full Sunol rules →Key Facts Comparison
| Fact | Berkeley | Sunol |
|---|---|---|
| Weeknight quiet hours | 10pm-7am | - |
| Weekend quiet hours | 10pm-9am | - |
| Governing code | BMC Chapter 13.40 | - |
| Enforcement | Berkeley PD and Code Enforcement | - |
| First-offense fine | Up to 100 dollars | - |
| Residential Night | - | 45–65 dBA (10 PM–7 AM) |
| Residential Day | - | 50–70 dBA (7 AM–10 PM) |
| Tonal Penalty | - | 5 dB reduction for tonal/music noise |
| Code | - | County Code Chapter 6.60 |
Highlighted rows indicate differences between cities.
Berkeley FAQ
Can I be cited for a barking dog at 11pm?
Yes. Animal noise after 10pm is covered under the nighttime disturbance rules and repeat complaints can lead to citations against the owner.
Are weekend hours really different?
Yes, Berkeley extends morning quiet time until 9am on Saturday, Sunday, and holidays, which is stricter than most California cities.
Sunol FAQ
What are the quiet hours in Alameda County?
Alameda County noise ordinance (Chapter 6.60) sets detailed dB limits by zone and time. Residential nighttime (10 PM–7 AM): 45 dBA for 30+ min/hr, up to 65 dBA max. Daytime (7 AM–10 PM): 50 dBA for 30+ min/hr, up to 70 dBA max. 5 dB penalty for tonal/speech/music noise.
What happens if I violate the noise ordinance in Alameda County?
Residential Night: 45–65 dBA (10 PM–7 AM). Residential Day: 50–70 dBA (7 AM–10 PM). Tonal Penalty: 5 dB reduction for tonal/music noise. Code: County Code Chapter 6.60.
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