Decibel Limits: Long Beach vs Santa Clarita
How do decibel limits rules compare between Long Beach, CA and Santa Clarita, CA?
Santa Clarita has fewer restrictions than Long Beach.
Long Beach, CA
Los Angeles County
Long Beach enforces exterior noise limits by district under LBMC 8.80.150. Residential areas (District 1) are limited to 50 dBA daytime (7 AM-10 PM) and 45 dBA nighttime (10 PM-7 AM). Commercial (District 2) allows 60 dBA day / 55 dBA night. Industrial zones reach 65-70 dBA.
View full Long Beach rules →Santa Clarita, CA
Los Angeles County
Santa Clarita enforces noise limits under SCMC Chapter 11.44. The city prohibits noise that exceeds established levels for each land use zone. At the boundary between residential and commercial/manufacturing properties, the quieter zone's standard applies. Measurements use the A-weighted scale with slow response.
View full Santa Clarita rules →Key Facts Comparison
| Fact | Long Beach | Santa Clarita |
|---|---|---|
| Residential Day | 50 dBA (7 AM-10 PM) | - |
| Residential Night | 45 dBA (10 PM-7 AM) | - |
| Commercial Day | 60 dBA | - |
| Commercial Night | 55 dBA | - |
| Code | LBMC 8.80.150-160 | SCMC Ch. 11.44 |
| Standard | - | Zone-based dB limits (SCMC 11.44.040) |
| Boundary Rule | - | Quieter zone applies |
| Pure Tone | - | -5 dB correction |
| Construction Weekday | - | 7 AM-7 PM (Mon-Fri) |
Highlighted rows indicate differences between cities.
Long Beach FAQ
What is the noise limit in residential areas of Long Beach?
50 dBA during daytime (7 AM-10 PM) and 45 dBA during nighttime (10 PM-7 AM) in District 1 (predominantly residential), as set by Table A in LBMC Section 8.80.160.
How are noise violations measured in Long Beach?
By cumulative duration per hour at the receiving property line. Noise exceeding the district standard for more than 30 minutes per hour is a violation, with stricter thresholds at higher dB levels.
Santa Clarita FAQ
What are the noise limits in Santa Clarita?
SCMC Section 11.44.040 sets noise limits by land use zone. At boundaries between residential and commercial areas, the quieter zone's limit applies. Noise with a pure tone is penalized by 5 dB.
When is construction allowed in Santa Clarita?
7 AM to 7 PM Monday through Friday, and 8 AM to 6 PM Saturday, within 300 feet of residentially zoned property. No construction on Sundays or holidays.
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