Hilo, HI
Noise Code
The official quiet hours, decibel limits, and enforcement protocols for Hilo, HI.
Ordinance Summary
Hilo, HI noise ordinances are primarily governed by Hawaii Administrative Rules, Title 11, Chapter 46, "Community Noise Control," which sets maximum permissible sound levels. Residential areas (Class A zones) are limited to 55 dBA during the day (7 AM-10 PM) and 45 dBA at night (10 PM-7 AM) for stationary and construction noise sources. Counties, including Hawaii County, may adopt stricter local rules.
Quiet Hours
10 PM - 7 AM
Police Non-Emergency
(808) 935-3311Decibel Limits
"Decibel limits apply to stationary noise sources and equipment related to agricultural, construction, and industrial activities. Noise levels shall not exceed these limits for more than 10% of the time within any 20-minute period without a permit or variance. Class A zones are primarily residential; Class C zones (agriculture, country, industrial) permit higher noise levels."
Measure Noise Levels Instantly
Use our free browser-based decibel meter to check if your neighbors are violating the Hilo, HI code.
Specific Noise Restrictions
Construction noise in Class A (residential) zones cannot exceed 55 dBA during daytime (7 AM-10 PM) and 45 dBA during nighttime (10 PM-7 AM). Permits are required for construction noise. No permit allows construction activities exceeding maximum permissible sound levels on Sundays and holidays. 'Off-hour roadwork' (6 PM-7 AM) requires a variance.
Not explicitly detailed as a separate category beyond general noise limits, but liquor establishments have stricter sound limits between 10 PM and 7 AM.
While no specific decibel limits for animals like roosters are provided, general noise limits under Hawaii Administrative Rules, Title 11, Chapter 46 would apply if deemed an excessive noise source. Animal control handles lost, found, and emergency animal situations.
Leaf blowers are unlawful in residential zones or within 100 feet of a residential zone, except between 8 AM-6 PM Monday-Saturday, and 9 AM-6 PM on Sunday and State & Federal holidays. Airport noise is subject to Federal Aviation Administration regulations and a Noise Compatibility Program for Hilo International Airport.
Frequently Asked Questions
Quiet Hours?
10 PM - 7 AM.
Construction?
Usually limited to daytime hours (e.g. 7am-6pm). Check 'Specific Restrictions' above.
Who to call?
Use Non-Emergency Police: (808) 935-3311.
Fines?
Commonly range from $50 to $500 for initial offenses.
Noise Solutions for Hilo, HI
SolvedBest Gear for Hilo, HI Residents
Ultrasonic Bark Control
Humane deterrent that emits a high-frequency sound when it detects barking.
Loop Quiet Ear Plugs
The "gold standard" for sleeping. Reduces noise by 24dB without the pain of foam plugs.
1/2" Thick Rug Pad
Essential for the "80% Rule." Adds density to rugs to absorb footfall impact noise for downstairs neighbors.
Hemp Calming Chews
Natural relief for dog anxiety. Perfect for separation anxiety barking or fear of fireworks.
ThunderShirt for Dogs
The best solution for anxiety-induced barking (fireworks, thunder, separation).
Marpac Dohm Classic
The original fan-based machine. Unlike digital loops, this creates real rushing air sound.
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