Noise Ordinances in Rialto, CA (2026)
10 verified noise ordinances for Rialto, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Quiet Hours
Rialto Municipal Code Section 9.50.050 makes it unlawful to operate power tools, loading equipment, compressors, heavy trucks, and similar noisy gear outside 7:00 a.m. to 8:00 p.m. in all zones. Amplified sound faces a tighter plainly-audible standard between 10:00 p.m. and 8:00 a.m.
Power tools and loud equipment limited to 7 AM-8 PM
Some RestrictionsRialto Municipal Code Sec. 9.50.050 (Ord. 1417, 2008), as reproduced in the City's Renaissance East Noise and Vibration Impact Assessment (Aug. 2017)
Section 9.50.050 Controlled hours of operation. It is unlawful for any person to engage in the following activities other than between the hours of seven a.m. and eight p.m. in all zones: A. Load or unload any vehicle, or operate or permit the use of dollies, carts, forklifts, or other wheeled equipment that causes any impulsive sound, raucous or unnecessary noise within one thousand feet of a ...
Construction Hours
Rialto Municipal Code Section 9.50.070 sets seasonal construction hours: October-April weekdays 7:00 a.m.-5:30 p.m., May-September weekdays 6:00 a.m.-7:00 p.m., Saturdays 8:00 a.m.-5:00 p.m. year-round, and no construction at all on Sundays or state holidays.
Seasonal construction hours; no Sundays or state holidays
Heavy RestrictionsRialto Municipal Code Sec. 9.50.070 (Ord. 1417, 2008), as quoted in the Riverside Avenue project noise impact analysis (CEQAnet, 2022)
The City's Noise Ordinance does contain time restrictions regarding construction noise. Construction is exempt from noise regulation if hours are restricted to the permissible daytime time hours. Section 9.50.070 of the Municipal Code provides the following permitted hours of construction: October 1st through April 30th: Monday--Friday 7:00 a.m. to 5:30 p.m.; Saturday 8:00 a.m. to 5:00 p.m.; Su...
Barking Dogs
Rialto prohibits noisy animals: city guidance states animals cannot disturb the peace and quiet of neighbors, and noisy fowl such as roosters are banned outright. Animal noise complaints are handled under Title 6 of the municipal code, not the general noise ordinance.
Animals may not disturb neighbors' peace and quiet
Some RestrictionsCity of Rialto Animal Services FAQ; Rialto Municipal Code Title 6 (Animals) and Sec. 9.50.060(N)(2)
Yes, noisy animals or fowl, such as roosters, are not allowed. Barnyard animals, such as pot bellied pigs, goats, and sheep are not allowed in residential zones. Your animals cannot disturb the peace and quiet of your neighbors.
Leaf Blower Rules
Rialto restricts gasoline and electric leaf blowers to the hours of 7:00 a.m. to 8:00 p.m. in all zones under Municipal Code Section 9.50.050(D). The city does not ban gas-powered blowers outright or set decibel limits for them.
Leaf blowers allowed only 7 AM to 8 PM in all zones
Some RestrictionsRialto Municipal Code Sec. 9.50.050(D) (Ord. 1417, 2008)
It is unlawful for any person to engage in the following activities other than between the hours of seven a.m. and eight p.m. in all zones: ... D. Operate or permit the use of gasoline or electric powered leaf blowers, such as commonly used by gardeners and other persons for cleaning lawns, yards, driveways, gutters and other property.
Amplified Music & Events
Rialto Municipal Code Section 9.50.030(A)(4) bans music or sound amplification equipment that is plainly audible across property lines, through shared walls, at 50 feet from 8:00 a.m. to 10:00 p.m., or at 25 feet from 10:00 p.m. to 8:00 a.m.
Music audible at 25-50 feet is illegal; gear can be seized
Heavy RestrictionsRialto Municipal Code Sec. 9.50.030(A)(4) (Ord. 1417, 2008)
Operating or permitting the use or operation of personal or commercial music or sound amplification or production equipment that is: a. Plainly audible across property boundaries; b. Plainly audible through partitions common to two residences within a building; c. Plainly audible at a distance of fifty feet in any direction from the source of music or sound between the hours of eight a.m. and t...
Aircraft Noise
Rialto's noise ordinance exempts aircraft noise, which is measured instead under the General Plan noise element using the CNEL method. The city-owned Rialto Municipal Airport has been closed to air traffic, so no active airport noise sources remain within the city.
Rialto Municipal Airport closed; CNEL standards govern
Few RestrictionsRialto Municipal Code Sec. 9.50.060(A) (Ord. 1417, 2008), as reproduced in the City's Renaissance East Noise and Vibration Impact Assessment (Aug. 2017)
Section 9.50.060 Exemptions. The following activities and noise sources shall be exempt from the provisions of this chapter: A. Those noise events in the community (e.g., airport noise, arterial traffic noise, railroad noise) that are more accurately measured by application of the general plan noise element policy, utilizing the CNEL method ... The Rialto Municipal Airport is currently closed t...
Industrial Noise
Sounds necessary and incidental to permitted uses in Rialto's commercial and industrial zones are exempt from the noise ordinance, but Renaissance Specific Plan standards bar operations next to residential areas from 11:00 p.m. to 6:00 a.m. and loading from 10:00 p.m. to 6:00 a.m.
Commercial noise near homes restricted at night
Some RestrictionsRenaissance Specific Plan, Section 3 Development Criteria (General Business Development Standards), as reproduced in the City's Renaissance East Noise and Vibration Impact Assessment (Aug. 2017); Rialto Municipal Code Sec. 9.50.060
Operational Restrictions: No commercial or industrial activity located immediately adjacent to a residentially zoned area (e.g. not separated by a street or park) shall be permitted to operate between the hours of 11:00 p.m. and 6:00 a.m. and loading activities shall not be permitted between the hours of 10:00 p.m. and 6:00 a.m. ... Noise Control: The driver of any diesel vehicle: (1) shall not...
Decibel Limits
Rialto Municipal Code Title 9, Chapter 9.50 (Noise Control) establishes exterior noise limits measured at the property line of the impacted receiving land use. Limits vary by zoning of the receptor (residential strictest) and time of day (7am-10pm daytime vs 10pm-7am nighttime). Construction activity is separately regulated under the same chapter.
Decibel Limits (Receiving-Property Standard)
Some RestrictionsOutdoor Music
Amplified outdoor music in Rialto is regulated under Municipal Code Title 9 Ch. 9.50 (Noise Control). Sound must not exceed the receiving-property decibel limit and is generally prohibited from being plainly audible at a residential property line between 10:00 pm and 7:00 am. Commercial venues and special events require a permit; alcohol-served outdoor entertainment also triggers ABC conditional licensing.
Outdoor Music & Amplified Sound
Some RestrictionsVehicle Noise
Rialto Municipal Code Section 9.50.040 makes it a misdemeanor to play a car stereo or other in-vehicle sound device plainly audible at 50 feet, or beyond the property line on private property. Police may immediately confiscate the sound components or even the vehicle.
Car stereo audible at 50 feet is a misdemeanor
Heavy RestrictionsRialto Municipal Code Sec. 9.50.040(A) (Ord. 1417, 2008)
No person shall operating or occupy a motor vehicle on any public right-of-way, public place or private property, while operating or permitting the use or operation of any radio, stereo receiver, musical instrument, television, computer, compact disc player, tape recorder, cassette player or any other device for the production or reproduction of sound from within the motor vehicle so that the s...
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County ordinances apply to unincorporated areas and may supplement Rialto city rules.
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