Noise Ordinances in Kauai County, HI (2026)
4 rules for unincorporated Kauai County, Hawaii.
Verified from official government sources
Construction Hours
Kaua'i County Code bars grading, grubbing and stockpiling work between 7:00 p.m. and 7:00 a.m. Monday through Friday, and bans it entirely on Saturdays, Sundays and holidays unless the County Engineer gives prior written permission. The limit sits in the Sediment and Erosion Control Ordinance's construction specifications, not a general noise chapter.
Construction Noise Hours on Kaua'i
Some RestrictionsKaua'i County Code § 22-7.17(h)
(h) Hours of Operation. No work shall be done between the hours of 7:00 p.m. and 7:00 a.m. Monday through Friday, and no work shall be done on Saturdays, Sundays and holidays without the prior written permission of the County Engineer.
Barking Dogs
Kaua'i County Code Section 22-25.3 defines a barking dog nuisance by the clock: intermittent barking for 30 minutes within any 45-minute window, or continuous barking for 15 minutes straight, is unlawful. First offenses draw a $35 fine that climbs to $100-$300 for repeat violations within 90 days.
Kaua'i County barking dog nuisance timing rule
Some RestrictionsKaua'i County Code Sections 22-25.3, 22-25.5
No person shall keep any dog(s) which barks, bays, cries, or howls intermittently for a period of thirty (30) minutes within a forty-five (45) minute period of time, or continuously or incessantly for a period of fifteen (15) minutes. ... There shall be a fine of Thirty-Five Dollars ($35.00) for the first violation of this Article. ... There shall be a fine of Seventy-Five Dollars ($75.00) for ...
Amplified Music & Outdoor Sound
On Kaua'i, playing a radio, tape player or other sound device on public property, or in a vehicle on a public street, is unlawful once the sound carries 30 feet from the device. Kaua'i County Code § 22-14.1 sets that distance test, and violators face up to $1,000 in fines or 30 days in jail under § 22-14.3.
Kaua'i County Public Sound Device Rule
Some RestrictionsKaua'i County Code § 22-14.1
(a) It shall be unlawful for any person or persons to play, use, operate, or permit to be played, used, or operated, any radio, tape recorder, cassette player, or other machine or device for reproducing sound, if it is located in or on any of the following: (1) Any public property, including any public street, highway, building, sidewalk, park, or thoroughfare; or (2) Any motor vehicle on a pub...
Vehicle Noise
Kaua'i County Code § 16-17.27 requires every vehicle on a public highway to run a working muffler, bans altered exhaust systems and cut-outs that create excessive noise, and prohibits revving an engine just to make a loud sound.
Kaua'i Vehicle Muffler and Noise Rules
Some RestrictionsKaua'i County Code § 16-17.27
(a) No person shall operate a motor vehicle on a public highway or street unless the motor vehicle is equipped at all times with a muffler or mufflers in constant operation of a length and size or of sufficient capacity for the motor and exhaust system to prevent the escape of excessive, unnecessary or annoying fumes or smoke, and excessive, unnecessary or unusually loud noises. ... (b) No pers...
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