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Title 9 — PUBLIC PEACE, MORALS AND WELFARE

Chapter 9.40 — NOISE REGULATION

Gridley Municipal Code · 2026-09 edition · updated 2026-10-02 · Gridley

9.40.010 Purpose.

9.40.020 Regulations.

9.40.030 Definitions.

9.40.040 Police Department and Planning and Building Department.
9.40.050 Powers.
9.40.060 Procedure.
9.40.070 Motor vehicle - On right-of-way.
9.40.110 Radios, television sets, musical instruments and similar devices.
9.40.120 Loudspeakers.
9.40.130 Street sales.
9.40.140 Loading and unloading.
9.40.160 Construction or demolition -- Generally.
9.40.170 Powered model vehicles.
9.40.175 Stationary nonemergency signaling devices.
9.40.180 Emergency signaling devices.
9.40.185 Domestic power tools and machinery.
9.40.190 Off-road unregistered motor vehicles.
9.40.200 Emergencies.
9.40.210 Warning devices.
9.40.230 Agricultural operations.
9.40.240 Federal or state preempted activities.
9.40.300 Authority of NCO.
9.40.310 Application.
9.40.320 Granting or denial.
9.40.330 Notice.
9.40.340 Time limit.
9.40.400 Enforcement.
9.40.410 Additional remedies.
9.40.420 Violation -- Penalty.
9.40.430 Appeal.

9.40.010 Purpose.

In order to control unnecessary, excessive and annoying noise in the city, it is the public policy of the city to regulate such noise generated from or by all sources as specified in this chapter. The city council finds and determines that certain types of noises are detrimental to the public health, welfare and safety, and are contrary to public interest. Therefore, the city council ordains that creating, maintaining, causing or allowing to be created, caused or maintained, any noise in the manner prohibited by or not in conformity with the provisions of this chapter, is unlawful and a public nuisance.

(Ord. 715-2002).

Exceptions & meaning →

9.40.020 Regulations.

Notwithstanding any other provision of this code, and in addition thereto, it is unlawful for any person to willfully or negligently make or continue, or cause to be made or continued, any loud, unnecessary or unusual noise which disturbs the peace and quiet of any neighborhood or which causes any discomfort or annoyance to any reasonable person of normal sensitiveness residing in the area. If conflict occurs with another provision of this code, the most stringent provision shall apply.

(Ord. 715-2002).

Exceptions & meaning →

9.40.030 Definitions.

For purposes of the terminology used in this chapter, certain words and phrases set out in this section shall be defined as follows:

"Agricultural zoned property" is as defined in the city zoning ordinance regulations in Gridley Municipal Code Title 17.

"Commercial zoned area" is as defined in the city zoning ordinance regulations in Gridley Municipal Code Title 17.

"Construction" means any site preparation, assembly, erection, substantial repair, alteration or similar action, for or of public or private rights-of-way, structure, utilities or similar property.

"Demolition" means any dismantling, intentional destruction or removal of structures, utilities, public or private right-of-way surfaces or similar property.

"Emergency work" means any work performed for the purpose of preventing or alleviating the physical trauma or property damage threatened or caused by an emergency.

"Gross vehicle weight rating" means the value specified by the manufacture as the recommended maximum loaded weight of a single motor vehicle. In cases where trailers and tractors are separable, the gross combining weight rating, which is the value specified by the manufacture as the recommended maximum loaded weight of the combination vehicle, shall be used.

"Industrial zoned area" is as defined in the city zoning ordinance regulations in Gridley Municipal Code Title 17.

"Licensed" means the possession of a formal license or permit issued by the appropriate jurisdictional authority, or, where no permits or licenses are issued, the sanctioning of the activity by the jurisdiction as noted in public record.

"Mobile noise source" means any noise source other than a fixed noise source.

"Motorboat" means any vessel propelled by machinery, whether or not such machinery is the principal source of propulsion, but does not include a vessel which has a valid marine documents issued by the Bureau of Customs of the United States government or any federal agency successor thereto (Section 651(d), Harbors and Navigation Code).

"Motor vehicle" includes any and all self-propelled vehicles as defined in the California Motor Vehicle Code, including all on-highway type motor vehicles subject to registration under the code, and all off-highway type motor vehicles subject to identification under the code.

"Muffler or sound dissipative device" means a device consisting of a series of chambers or baffles plates, or other mechanical design, for the purpose of receiving exhaust as from an internal combustion engine, and effective in reducing noise.

"Noise control office (NCO)" means the municipal agency or department having lead responsibility for administration of this chapter.

"Noise clearly audible" is any sound which, as judged by the noise control office:

  1. Can be heard by reasonable persons of normal sensitivities: or

  2. Endangers or injures personal or real property.

"Person" means any individual, association, partnership, corporation club or entity.

"Powered model vehicle" means any self-propelled, airborne, waterborne or landbome plane, vessel or vehicle, which is not designed to carry persons, including but not limited to, any model airplane, boat, car or rocket.

"Public right-of-way" means any street, avenue, boulevard, highway, sidewalk or alley or similar place, which is owned or controlled by a governmental entity.

"Public space" means any real property or structures thereon which are owned or controlled by a governmental entity.

"Real property boundary" means an imaginary line along the ground surface, and its vertical extension, which separates the real property owned by one person from that owned by another person.

"Residential zoned area" is as defined in the city zoning ordinance regulations in Gridley Municipal Code Title 17.

"Sound amplifying equipment" means any device for the amplification of the human voice, music or any other sound, excluding standard automobile radios when used and heard only by the occupants of the vehicle in which the radio is installed and, as used in the chapter, warning devices on authorized emergency vehicles or horns or other warning devices on any vehicle used only for traffic safety purposes.

"Sound truck" means any motor vehicle, or any other vehicle, regardless of motive power, whether in motion or stationary, having mounted thereon, or attached thereto, any sound amplifying equipment.

  • "Weekday" means any day, Monday through Saturday, which is not a legal holiday.

(Ord. 715-2002).

Exceptions & meaning →

9.40.040 Police Department and Planning and Building Department.

The City Police Department and the Planning and Building Department are established as the "Noise Control Office" and shall administer the provisions of this chapter.

(Ord. 715-2002).

Exceptions & meaning →

9.40.050 Powers.

In order to implement and enforce this chapter, and for the general purpose of noise abatement and control, the community development department shall have the additional authority to:

  • A. Prepare recommendations to be approved by the city council for designation of noise sensitive zones which contain noise sensitive activities;

  • B. Zoning Changes. Prior to city approval of any zoning change, the community development department may:

  1. Review the noise impact of the zoning change by identifying existing and projected noise sources and the associated sound levels and/or

  2. Require usage of adequate control measures on noise sources identified in subsection (B)(1) of this section, which will be in violation of any provision of this chapter.

(Ord. 715-2002)

Exceptions & meaning →

9.40.060 Procedure.

A. Upon receiving a complaint from a citizen, either a member of the Planning and Building Department or a member of the Police Department will respond to the complaint and conduct an investigation to determine if a violation of this chapter has occurred.

  • B. If a violation has occurred, the investigating officer may take any of the following actions:
  1. Contact the person responsible and request the noise causing activity to stop;

  2. Issue a citation to the person responsible for the noise causing activity;

  3. File a complaint with the City Attorney.

(Ord. 715-2002).

Exceptions & meaning →

9.40.070 Motor vehicle - On right-of-way.

Motor vehicles noise limits on a public right-of-way are regulated as set forth in the California Vehicle Code, Sections 23130 and 23130.5. Equipment violations, which create noise problems, are covered under Sections 27150 and 271151. Any peace office of any jurisdiction in California may enforce these provisions. Therefore, it is the policy of the city to enforce these sections of the California Motor Vehicle Code.

(Ord. 715-2002).

Exceptions & meaning →

9.40.110 Radios television sets, musical instruments and similar devices.

It is unlawful and in violation of this chapter for any person to operate, play or permit to operate or playing of any radio, television, computer, compact disc player, musical instrument or a device that produces or reproduces sound:

A. Between the hours of ten P.M. and seven A.M. in such a manner that creates noise clearly audible across a residential or commercial zoned real property boundary.

B. At all other times: audible to the human ear and in excess of reasonable noise under the circumstances at a distance in excess of 150 feet from the property line of the noise source.

(Ord. 808-2013, 2013; Ord. 715-2002).

Exceptions & meaning →

9.40.120 Loudspeakers.

A. It is unlawful and in violation of this chapter for any person to use or operate for any purpose any loudspeaker, loudspeaker system or similar device between the hours of ten P.M. and seven A.M., such that the sound therefrom creates noise clearly audible across a residential zoned or a commercial zoned real property boundary.

B. At all other times: it is unlawful and in violation of this chapter for any person to use or operate for any purpose any loudspeaker, loudspeaker system or similar device audible to the human ear and in excess of reasonable noise under the circumstances at a distance in excess of 150 feet from the property line of the noise source.

(Ord. 808-2013, 2013; Ord. 715-2002).

Exceptions & meaning →

9.40.130 Street sales.

It is unlawful and in violation of this chapter for any person to offer for sale, sell anything or advertise by shouting or outcry within any residential zoned or commercial zoned area or noise sensitive zone of the town. The provisions of this section shall not prohibit the selling by outcry of merchandise, food and beverage at sporting events, parades, fairs, circuses or other similar public entertainment events.

(Ord. 715-2002).

Exceptions & meaning →

9.40.140 Loading and unloading.

It is unlawful and in violation of this chapter for any person to load, unload, open, close or otherwise handle boxes, crates, containers, building materials, garbage cans or similar objects between the hours of ten P. M. and six A. M. in such manner that creates noise clearly audible across a residential zoned or a commercial zoned real property boundary.

(Ord. 715-2002).

Exceptions & meaning →

9.40.160 Construction or demolition -- Generally .

It is unlawful and in violation of this chapter for any person to operate or cause the operation of any tools or equipment used in construction, drilling, repair, alteration, or demolition work between the hours of seven P. M. and six A. M. on weekdays or at any time on Sundays or holidays. In such a manner that creates noise clearly audible across a residential zoned or a commercial zoned real property boundary, except for emergency work being performed by a public agency or a public utility. (This section does not apply to domestic power tools as specified in Section 9.40.185.) (Ord. 715-2002).

Exceptions & meaning →

9.40.170 Powered model vehicles.

It is unlawful and in violation of this chapter for any person to operate or permit to operate a powered model vehicle between the hours of ten P. M. and seven. A. M. in such a manner that creates noise clearly audible across a residential zoned or commercial zoned real property boundary. (Ord. 715-2002).

Exceptions & meaning →

9.40.175 Stationary nonemergency signaling devices.

It is unlawful and in violation of this chapter for any person to sound or permit the sounding of any electronically amplified signal from any stationary bell, chime, siren, whistle or similar device, intended primarily for nonemergency purposes, from any place, for more than ten seconds in any hourly period. Houses of religious worship are exempt from this section.

(Ord. 715-2002).

Exceptions & meaning →

9.40.180 Emergency signaling devices.

The following are unlawful and in violation of this chapter:

A. The intentional sounding or permitting the sounding of any fire, burglar or civil defense alarm, siren, whistle or similar stationary emergency signaling devices, except for emergency purposes or for testing, as provided in subsection B of this section.

B. 1. Testing of a stationary emergency signaling device shall not occur before seven A.M. or after seven P.M. Any such testing shall use only a minimum cycle test time.

  1. Testing of a complete emergency signaling system, including the functioning of the signaling device, and the personnel response to the signaling device, shall not occur more than once in each calendar month. Such testing shall not occur before seven A.M. or after ten P.M.

C. Sounding or permitting the sounding of any exterior burglar or fire alarm or any motor vehicle burglar alarm unless the alarm is terminated within fifteen minutes after activation.

(Ord. 715-2002).

Exceptions & meaning →

9.40.185 Domestic power tools and machinery.

It is unlawful and in violation of this chapter for any person to:

A. Operate or permit the operation of any mechanically powered hammer, fastening tool, saw, sander, drill grinder, lawn or garden tool, or similar tool, between ten P.M. and seven A.M., in such a manner that creates noise clearly audible across a residential zoned or commercial zoned real property boundary;

B. Any motor, machinery, pump, such as a swimming pool equipment, etc., shall be sufficiently enclosed or muffled and maintained so as not to create a noise clearly audible across a residential zoned or a commercial zoned real property boundary.

(Ord. 715-2002).

Exceptions & meaning →

9.40.190 Off-road unregistered motor vehicles.

It is unlawful and in violation of this chapter for any person to operate any off-road or unregistered motor vehicle between the hours of ten P.M. and seven A.M. in such a manner that creates noise clearly audible across a residential zoned or a commercial zoned real property boundary.

(Ord. 715-2002).

Exceptions & meaning →

9.40.200 Emergencies.

The provisions of this chapter shall not apply to the following emergencies:

  • A. The emission of sound for the purpose of alerting persons to the existence of an emergency; or

  • B. The emission of sound in the performance of emergency work.

  • (Ord. 715-2002).

Exceptions & meaning →

9.40.210 Warning devices.

The provisions of this chapter do not apply to warning devices necessary for the protection of public safety.

(Ord. 715-2002).

Exceptions & meaning →

9.40.230 Agricultural operations.

All mechanical devices, apparatus or equipment associated with agricultural operations conducted on agricultural zoned property are exempt from the provisions of this chapter, except in the vicinity of residential land uses, in which case a variance permit shall be required in accordance with this chapter to operate noise producing devices, with the following stipulation:

A. Operations do not take place between eight P.M. and six A.M.; or

B. Such operations and equipment are associated with protection or salvage of agricultural crops during periods of potential or actual frost damage or other adverse weather conditions; or

C. Such operations and equipment are associated with agricultural pest control through pesticide application, provided the application is made in accordance with permits issued by or regulations enforced by the County Office of Agriculture; or

D. Such devices utilized for pest control which incorporate stationary or mobile noise sources (electromechanical bird scare devices, etc.) are operated only by permit issued by the noise control office. The allowable hours and days of operations of these devices will be specified in the permit.

E. All equipment and machinery powered by internal combustion engines shall be equipped with a property muffler and air intake silencer in good working order.

(Ord. 715-2002).

Exceptions & meaning →

9.40.240 Federal or state preempted activities.

Any other activity is exempt from this chapter to the extent regulations thereof have been preempted by state or federal law.

(Ord. 715-2002).

Exceptions & meaning →

9.40.300 Authority of NCO.

The NCO is authorized to grant or deny variance applications for exception from any provision of this chapter, subject to limitations as to area noise levels, time limits and other terms and conditions as the NCO determines are appropriate to protect the public health, safety and welfare from the noise emanating therefrom. This section shall in no way affect the duty to obtain any permit or license required by law for such activities.

(Ord. 715-2002).

Exceptions & meaning →

9.40.310 Application.

A. Any person seeking a variance pursuant to this chapter shall file an application with the NCO. The application shall contain information, which demonstrates that bringing the noise source into compliance with this chapter would constitute an unreasonable hardship on the applicant, on the community, or on other persons.

B. The application shall be accompanied by a fee set by resolution of the city council.

C. A separate application shall be filed for each noise source; provided, however, that several mobile sources under common ownership, or several fixed sources on a single property, may be combined in one application.

(Ord. 715-2002).

Exceptions & meaning →

9.40.320 Granting or denial.

In determining whether to grant or deny the application for a variance exceeding forty-eight hours, the NCO shall hold a public hearing after giving a ten-day written notice to all property owners within three hundred feet of the proposed variance site. The NCO shall balance the hardship on the applicant, community and other persons of granting or denying the variance against the adverse impact on the health, safety and welfare of persons affected, the adverse impact on property affected, and any other adverse impacts on granting or denying the variance.

(Ord. 715-2002).

Exceptions & meaning →

9.40.330 Notice.

  • A. Variances shall be granted by notice to the applicant containing all necessary conditions, including a time limit of the permitted activity.

  • B. The variance shall not become effective until the applicant agrees to all conditions.

  • C. Noncompliance with any conditions of the variance shall terminate the variance and require the person to comply with all provisions of this chapter.

  • (Ord. 715-2002).

Exceptions & meaning →

9.40.340 Time limit.

A variance shall not exceed one hundred twenty days from the date on which it is granted. Application for extension of time limits specified in a variance or for modifications or other substantial conditions shall be treated like applications for initial variance under Section 9.40.300.

(Ord. 715-2002).

Exceptions & meaning →

9.40.400 Enforcement.

Members of the police department and building department are authorized to issue citations and/or request complaints for violations of the chapter. (Ord. 715-2002).

Exceptions & meaning →

9.40.410 Additional remedies.

As an additional remedy, any violation of the provisions of this chapter is declared to be a public nuisance and the City Attorney is authorized to file an action to abate such nuisance in a court of appropriate jurisdiction in the manner provided by law.

(Ord. 715-2002).

Exceptions & meaning →

9.40.420 Violation - Penalty.

A. Any person violating any of the provisions of this chapter shall be deemed guilty of an infraction with fines pursuant to Government Code Section 36900. A second violation of this chapter within one year shall be deemed guilty of a misdemeanor with a fine not to exceed one thousand dollars and/or six months in the county jail. Each day such violation is committed or permitted to continue constitutes a separate offense and is punishable as such.

B. Each day a violation continues shall be a separate offense.

(Ord. 715-2002).

Exceptions & meaning →

9.40.430 Appeal.

Any person aggrieved by the decision of any administrative officer empowered to administer the provisions of this chapter shall have the right to appeal the decision of any such officer to the city council within ten days after the decision. The decision of the city council shall be final. (Ord. 715-2002).

0065 09.04 Adopt 11/02/42 Curfew 9:00 PM for minor
under 16 years
Not
codified
Superseded
0066,
repealed 0225
0066 09.04 Amend 02/15/43 Curfew 9:00 PM for minors
under 17years
Supersedes
0065
Not
codified
Superseded
0068, 0477
0068 09.04 Amend 09/07/43 Curfew 9:00 PM for minors
under 17 years, except 10:00
PM Maythrough September
Supersedes
0066
Not
codified
Superseded
0073,
repealed 0225
0073 09.04 Amend 12/17/45 Curfew 9:00 PM for minors
under 18 years, except 10:00
PM Maythrough September
Supersedes
0068
Ord. 0116
(11)
Repealed
0225
0225 09.04 Amend 10/20/69 Curfew for minors is 10:00 PM,
with exceptions
Superseded
0066, repeals
0065, 0068,
0073
Ord. 0116
(11.2);
0394
(9.04)
Repealed
0477
0477 09.04 Repeal 12/02/85 Curfew for minors repealed Supersedes
0066, repeals
0225
Ord. 0394
(9.04)
0241 09.08 Adopt 12/21/70 Loitering and littering
prohibitions adopted forpublic
property
Ord. 0394
(9.08)
Repealed
(part) 0301
0301 09.08 Amend 04/04/77 Littering prohibitions expanded Supersedes
0241(part)
Ord. 0394
(9.08)
In effect
0279 09.12 Add 05/05/75 Loitering onprivate
property
prohibited
Ord. 0394
(9.12)
In effect
0366 09.12 Amend 09/02/80 Loitering prohibitions modified Ord. 0394
(9.12)
In effect
0400 09.12 Add 04/19/82 Loitering on private property
prohibited when sign isposted
Ord. 0394
(9.12)
In effect
729-2004 9.14 Added 5/3/04 Unlawful drug activities 9.14.005 -
9.14.040
In effect
0038 09.16 Adopt 07/06/34 Unlawful assembly prohibited Ord. 0116
(11); 0394
(9.16)
In effect
0021 09.20 Adopt 07/21/24 Firearms and firecrackers
prohibited in city limits except
July4th
Renumbers old Ord. 0116
(11.3)
Repealed
0115
0283 09.20 Adopt 02/02/76 Weapons restrictions for
minors under 16
Ord. 0394
(9.20)
In effect
704-2000 9.20 Amend 12/04/00 Weapons or firearms 9.20.010 -
9.20.100
In effect
0378 09.24 Adopt 04/20/81 Drug paraphernalia, prohibits
displayand distribution
Ord. 0394
(9.24)
In effect
0017 09.28 Adopt 04/12/22 Liquor prohibition Renumbers old
Ord. 76
Not
codified
Repealed
0036, (in part),
0340
0036 09.28 Amend 04/03/33 Prohibition on liquor ended Repeals 0017
(part)
Not
codified
Repealed
0340
0071 09.28 Adopt 10/16/44 Public intoxication prohibited Ord. 0116
(11)
Repealed
0356
0104 09.28 Amend 07/07/52 Public intoxication, fines
amended
Ord. 0116
(11)
Repealed
0356
0373 09.28 Void 03/02/81 Public intoxicationprohibited
0484 09.28 Add 02/18/86 Liquor, open containers
restrictions
Ord. 0394
(9.28)
In effect
0632 09.32 Adopt 04/18/94 Boat ramp regulations adopted Ord. 0394
(9.32)
In effect
715-2002 09.40 Add 08/05/02 Noise regulations 9.40.010 -
9.40.430
In effect
818-2016 09.23 Add 10/03/16 Butane resale regulations 9.23.010 -
9.23.050
In effect
Exceptions & meaning →

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