The board of supervisors declares and finds that excessive noise levels are detrimental to the public health, welfare and safety and contrary to the public interest as follows:
A. By interfering with sleep, communication, relaxation and the full use of one’s property;
B. By contributing to hearing impairment and a wide range of adverse physiological and psychological stress conditions; and
C. By adversely affecting the value of real property.
It is the intent of this chapter to protect persons from excessive levels of noise within or near a residence, school, church, hospital or public library. (Ord. 582 § 1(part), 2001).

A. Residence. It shall be unlawful for any person to make, continue, or cause to be made or continued, any disturbing, excessive or offensive noise which causes discomfort or annoyance to reasonable persons of normal sensitivity residing in the area.
B. Schools, courts, churches, hospitals and libraries. It shall be unlawful for any person to make, continue, or cause to be made or continued any noise on any street, sidewalk, or place adjacent to any school, institution of learning (except recreational areas of schools), church, court or library, while the same are in use; or adjacent to a hospital, rest home, or long-term medical or mental-care facility, which noise interferes with the workings of such institution or which disturbs or annoys patients in the hospital, rest home, or long-term medical or mental-care facility; provided, conspicuous signs are displayed on such streets, sidewalks, or public places indicating the presence of a school, institution of learning, church, court, library, rest home or long-term medical or mental-care facility.
C. Engines and Motor Vehicles. It shall be unlawful for any person to cause, permit or allow any disturbing or raucous noises caused off streets or highways by racing or accelerating the engine of any motor vehicle while moving or not moving, by the willful backfiring of any engine and exhaust from the engine tailpipe or muffler, or from the screeching of tires.
D. The characteristics and conditions which should be considered in determining whether a violation of the provisions of this section exists, include, but are not limited to, the following:
1. The level of noise;
2. Whether the nature of the noise is usual or unusual;
3. Whether the origin of the noise is natural or unnatural;
4. The level of the background noise;
5. The proximity of the noise to sleeping facilities;
6. The nature and zoning of the area within which the noise emanates;
7. The density of the inhabitation of the area within which the noise emanates;
8. The time of the day or night the noise occurs;
9. The duration of the noise;
10. Whether the noise is recurrent, intermittent, or constant; and
11. Whether the noise is produced by agricultural, commercial or noncommercial activity.
12. The county of Madera is a “right-to-farm” county.
E. Disturbing, Excessive or Offensive Noises. The following acts, including but not limited to those stated, are declared to be disturbing, excessive and offensive noises in violation of this section:
1. The use of horns, signaling devices, and like equipment associated with the use or operation of automobiles, motorcycles, or any other vehicle in such a manner as to disturb the peace, quiet and comfort of persons of normal sensitivity.
2. Radios, Television Sets, Musical Instruments, and Similar Devices.
a. Uses Restricted. The use, operation or permitting to be played, used or operated, of any television set, radio, musical instrument or other device for amplification, production or reproduction of sound in such a manner as to disturb the peace, quiet, and comfort of neighboring residents or persons of normal sensitivity in the area;
b. Prima Facie Violations. The operation of any device for the amplification, production or reproduction of sound in such a manner that the sound is plainly audible at a distance of fifty feet from the source or the building structure, or vehicle in which it is located, shall be prima facie evidence of a violation of this section. (Ord. 582 § 1(part), 2001).

Any building or motor vehicle burglar alarm shall have an automatic shutoff of the audible alarm which shall terminate its operation within fifteen minutes of the time it is activated.
An owner of a building or of a motor vehicle shall be prohibited from operating a burglar alarm therein which has an audible alarm for more than fifteen minutes of the time it is activated. (Ord. 582 § 1(part), 2001).

The violation of any of the provisions of this chapter shall be an infraction punishable as provided in Section 1.12.020 of this code. The provisions of this chapter may also be enforced by an injunction issued from the superior court of the county. Any violation of the provisions of this chapter shall be deemed to be a public nuisance. (Ord. 582 § 1(part), 2001).