Outagamie County, WI Noise Ordinances: Vehicle Noise (2026)

(4) No person shall operate any motor vehicle unless such motor vehicle is equipped with an adequate muffler in constant operation and properly maintained to prevent excessive or unusual noise. The provisions of Wis. Stats. § 347.39 are hereby adopted by reference and made a part of this section.

(5) No operator shall intentionally accelerate a motor vehicle so as to emit an unnecessary noise as a result of the friction caused between the tire and the surface on which the vehicle travels, or to cause the tires to throw stones or gravel when in the process of accelerating.

(c) Exceptions . The following enumerated activities shall be exempt from the regulations of this section, provided reasonable steps are taken to minimize the noise emitted:

(1) Government operations. Subsection (2) does not apply to activities by any local, county, state or federal Government entity acting in the normal or ordinary course of exercising their duties.

(2) Emergency operations. Emergency operations necessary to protect the health and welfare of the citizens.

(3) Noises required by law. Any noise required specifically by law for the protection, health, welfare, or safety of people or property.

(4) Snow removal equipment. The use of snow removal equipment to remove snow from a path of travel.

(5) Airplanes and railroad operations. Aircraft and railroad operations which are controlled specifically by federal law.

(6)