Noise from Specific Sources in Littleton, CO (2026)
1 verified noise from specific sources rules for Littleton, Colorado, sourced directly from the municipal code and official government pages.
Verified from official government sources
Generator Noise
Littleton treats a stationary generator as regulated machinery under its noise control ordinance. Running a generator loud enough to exceed the sound pressure level set for its zoning district is a City Code violation, and the exhaust from any stationary internal combustion engine, including a generator, must run through a working muffler or other noise-reducing device.
Littleton Stationary Generator Noise Rules
Some RestrictionsLittleton City Code Sec. 7-3-5(B), (G)
No person shall discharge into the open air the exhaust of any steam engine, stationary internal combustion engine, air compressor equipment, motor boat, motor vehicle or other power device except through a muffler or other noise reducing device which is in good order and free of defects. ... It shall be unlawful to operate any machinery, equipment, pump, fan, air-conditioning apparatus or simi...
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County ordinances apply to unincorporated areas and may supplement Littleton city rules.
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