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πŸ”Š Noise Ordinances/Industrial Noise

Thornton vs Westminster

How do industrial noise rules compare between Thornton, CO and Westminster, CO?

Thornton and Westminster have similar restriction levels.

Thornton, CO

Adams County

Some Restrictions

Colorado fixes industrial noise ceilings at 80 decibels daytime and 75 decibels nighttime statewide under the Noise Abatement Act, with stricter local rules permitted but state minimums universal.

View full Thornton rules β†’

Westminster, CO

Adams County

Some Restrictions

Colorado fixes industrial noise ceilings at 80 decibels daytime and 75 decibels nighttime statewide under the Noise Abatement Act, with stricter local rules permitted but state minimums universal.

View full Westminster rules β†’

Key Facts Comparison

FactThorntonWestminster
Industrial day limit80 dB(A)80 dB(A)
Industrial night limit75 dB(A)75 dB(A)
Light industrial day70 dB(A)70 dB(A)
Short-term allowance+10 dB(A) up to 15 min/hr+10 dB(A) up to 15 min/hr
StatuteC.R.S. 25-12-103C.R.S. 25-12-103

Highlighted rows indicate differences between cities.

Thornton FAQ

How loud can a Colorado factory be?

Industrial zone sources may reach 80 dB(A) during the day and 75 dB(A) at night, measured 25 feet from the property line, under C.R.S. 25-12-103.

Are short noise spikes allowed?

Yes. Industrial sources may exceed limits by up to 10 dB(A) for cumulative periods not exceeding 15 minutes in any hour, per the Noise Abatement Act.

Westminster FAQ

How loud can a Colorado factory be?

Industrial zone sources may reach 80 dB(A) during the day and 75 dB(A) at night, measured 25 feet from the property line, under C.R.S. 25-12-103.

Are short noise spikes allowed?

Yes. Industrial sources may exceed limits by up to 10 dB(A) for cumulative periods not exceeding 15 minutes in any hour, per the Noise Abatement Act.

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