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Bridgeport, CT Noise Ordinances: Decibel Limits (2026)

Some Restrictions

Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Industrial-to-industrial limit: 70 dBA at property line
Industrial-to-commercial limit: 66 dBA at property line
Industrial-to-residential limit: 61 dBA day / 51 dBA night
Fine: $100 per day of violation
Variance: Apply to director of health

Summary

Bridgeport caps industrial noise at 70 dBA into industrial zones, 66 dBA into commercial zones, and 61/51 dBA into residential zones by day and night, measured at the property line.

It is unlawful for any person to emit, allow or cause to be emitted any noise beyond the boundaries of his/her premises in excess of the noise levels established in these regulations.B.Noise Level Standards: Receptor's Zone
Emitter' s Zone Industrial Commercial Residential/Day Residential/Night Residential 62 dBA 55 dBA 55 dBA 45 dBA Commercial 62 dBA 62 dBA 55 dBA 45 dBA Industrial 70 dBA 66 dBA 61 dBA 51 dBA

View official code

Full Breakdown

Bridgeport Municipal Code § 8.80.040 sets zone-based decibel ceilings measured about one foot beyond the noise emitter's property line: industrial sources are capped at 70 dBA reaching another industrial zone, 66 dBA reaching a commercial zone, 61 dBA reaching a residential zone by day, and 51 dBA at night. The director of health or police may inspect and test noise sources under § 8.80.080, and a business may apply to the health department for a variance under § 8.80.090 if it proves compliance is an unreasonable hardship. Violations bring a $100 fine per day under § 8.80.100.

Violations & Fines

Emitting noise above the zone limit at the property line draws a $100 fine per violation, with each day the noise continues counted as a separate offense under § 8.80.100.

Frequently Asked Questions

How loud can an industrial facility be in Bridgeport?

Under § 8.80.040, an industrial source can emit up to 70 dBA into another industrial zone, 66 dBA into a commercial zone, and 61 dBA (day) or 51 dBA (night) into a residential zone, measured at the property line.

Can a business get an exception to Bridgeport's noise limits?

Yes. Under § 8.80.090, a business may apply to the director of health for a variance by showing compliance would be an unreasonable hardship and the noise won't endanger public health.

Sources & Official References

[1]Bridgeport Municipal Code § 8.80.040 - Noise levels

Other rules in Bridgeport

Parking Rules: Street Parking LimitsSome Restrictions Quiet HoursSome Restrictions Construction HoursSome Restrictions Animal Ordinances: Dog Leash LawsSome Restrictions Fence Regulations: Height LimitsSome Restrictions Parking Rules: RV & Boat ParkingSignificant Restrictions Barking DogsSome Restrictions Vehicle NoiseSome Restrictions Amplified Music & Outdoor SoundSome Restrictions Parking Rules: Snow Removal Parking RulesSome Restrictions Parking Rules: Towing & Impound RightsSome Restrictions

All Bridgeport rules

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Decibel Limits in Nearby Cities

How other cities in this county handle decibel limits.

Stamford, CT