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🔊 Noise Ordinances/Construction Hours

Construction Hours: Costa Mesa vs Santa Ana

How do construction hours rules compare between Costa Mesa, CA and Santa Ana, CA?

Costa Mesa and Santa Ana have similar restriction levels.

Costa Mesa, CA

Orange County

Some Restrictions

Costa Mesa limits construction activity to 7 AM to 8 PM under CMMC Section 13-279(b). The development services director may grant temporary waivers for work outside these hours upon considering impacts to nearby communities.

View full Costa Mesa rules →

Santa Ana, CA

Orange County

Some Restrictions

Santa Ana permits residential construction on weekdays from 7 AM to 7 PM and on weekends from 9 AM to 8 PM. Construction noise is regulated under SAMC Chapter 18, Article VI, and exceeding noise standards during permitted hours may still trigger enforcement.

View full Santa Ana rules →

Key Facts Comparison

FactCosta MesaSanta Ana
Permitted Hours7 AM – 8 PM-
WaiversDev Services Director may approve-
Waiver CriteriaUnusual circumstances + impact-
Code SectionCMMC §13-279(b)Ch. 18, Art. VI
Permits RequiredBuilding permits before work-
Weekday Hours-7 AM – 7 PM
Weekend Hours-9 AM – 8 PM
Emergency Work-Exempt

Highlighted rows indicate differences between cities.

Costa Mesa FAQ

What are the construction hours in Costa Mesa?

Construction is permitted from 7 AM to 8 PM under CMMC Section 13-279(b). Work outside these hours requires a temporary waiver from the development services director.

Can I get a waiver for nighttime construction?

Yes. The development services director may grant temporary waivers for construction outside permitted hours when unusual circumstances exist and impacts are considered.

Does this apply to weekends?

The 7 AM to 8 PM construction window applies generally. Check with Code Enforcement for any additional weekend-specific restrictions in your area.

Santa Ana FAQ

What are the allowed construction hours in Santa Ana?

Santa Ana permits residential construction on weekdays from 7 AM to 7 PM and on weekends from 9 AM to 8 PM. Construction noise is regulated under SAMC Chapter 18, Article VI, and exceeding noise standards during permitted hours may still trigger enforcement.

Can construction work happen on weekends in Santa Ana?

Weekday Hours: 7 AM – 7 PM. Weekend Hours: 9 AM – 8 PM. Emergency Work: Exempt. Code Section: Ch. 18, Art. VI.

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