Quiet Hours: Fullerton vs Garden Grove
How do quiet hours rules compare between Fullerton, CA and Garden Grove, CA?
Fullerton and Garden Grove have similar restriction levels.
Fullerton, CA
Orange County
Fullerton Municipal Code Chapter 15.90 caps residential exterior noise at 55 dB(A) from 7:00 a.m. to 10:00 p.m. and 50 dB(A) from 10:00 p.m. to 7:00 a.m., with interior limits of 55/45 dB(A) for the same daytime/nighttime windows.
View full Fullerton rules →Garden Grove, CA
Orange County
Garden Grove Municipal Code Chapter 8.47 restricts sound-producing devices in residential areas between 10 PM and 7 AM. Any noise exceeding the ambient base level by more than 5 dB at the property line is prima facie evidence of a violation.
View full Garden Grove rules →Key Facts Comparison
| Fact | Fullerton | Garden Grove |
|---|---|---|
| Code chapter | FMC Ch. 15.90 (Ord. 2982, 2001) | - |
| Daytime exterior | 55 dB(A), 7 a.m.-10 p.m. | - |
| Nighttime exterior | 50 dB(A), 10 p.m.-7 a.m. | - |
| Daytime interior | 55 dB(A) | - |
| Nighttime interior | 45 dB(A), 10 p.m.-7 a.m. | - |
| Measurement standard | ANSI S1.4-1971 Type 1 or 2 SLM | - |
| Quiet Hours | - | 10 PM – 7 AM |
| Violation Threshold | - | Ambient + 5 dB at property line |
| Measurement | - | dB(A) scale, fast response |
| Penalty | - | Misdemeanor, up to $1,000 fine |
| Code Section | - | GGMC §8.47.050–8.47.060 |
Highlighted rows indicate differences between cities.
Fullerton FAQ
What are quiet hours in Fullerton?
Residential nighttime quiet hours run from 10:00 p.m. to 7:00 a.m., when exterior noise must stay at or below 50 dB(A) and interior noise at or below 45 dB(A). Daytime limits (7 a.m.-10 p.m.) are 55 dB(A) for both interior and exterior.
Who do I call about a noisy neighbor?
Call the Fullerton Police non-emergency line at (714) 738-6700 for active disturbances. For recurring or commercial-property issues, contact City Code Enforcement (Department of Development Services).
Do schools and hospitals get extra noise protection?
Yes. FMC § 15.90.030(B) extends the residential noise limits to any 'sensitive use' (school, hospital, elderly care facility, or religious institution) while in operation, even if the facility sits in a commercial or industrial zone.
How is noise measured?
Per FMC § 15.90.060, exterior readings are taken anywhere on the complainant's property using an ANSI S1.4-1971 Type 1 or Type 2 sound level meter set to A-weighting, slow response. Interior readings are taken at least four feet from any wall, ceiling, or floor closest to the source.
Garden Grove FAQ
What are the quiet hours in Garden Grove?
Garden Grove restricts sound-producing devices in residential areas between 10 PM and 7 AM under GGMC Section 8.47.060. During these hours, noise that disturbs persons of normal sensitivity is unlawful.
How is a noise violation determined in Garden Grove?
Any noise exceeding the ambient base noise level by more than 5 dB at the property line is prima facie evidence of a violation under Section 8.47.050. Measurements use A-weighted decibels.
What are the penalties for noise violations?
Noise violations are misdemeanors under GGMC Section 1.08.010, carrying fines up to $1,000 and/or up to six months in county jail. Each day of violation is a separate offense.
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