It is the intent of this division to use performance standards for the regulation of industrial uses to facilitate a more objective and equitable basis for control, and to ensure that the city is adequately protected from potential hazardous and nuisance-like effects.

No operation or activity shall transmit any noise exceeding 75 dBA from 7:00 a.m. to 10:00 p.m. and 65 dBA from 10:00 p.m. to 7:00 a.m. beyond the property line. The following noises are exempt from this section:

(1)

Noises not directly under the control of the property user.

(2)

Noises from temporary construction or maintenance activities during daylight hours.

(3)

Noises from emergency, safety or warning devices.

Cross reference— Loud unnecessary noise, § 54-193.

(a)

No operation or activity shall transmit any physical vibration that is above the vibration perception threshold of an individual at or beyond the property line of the source. Vibration perception threshold means the minimum ground- or structure-borne vibrational motion necessary to cause a normal person to be aware of the vibration by such direct means as, but not limited to, sensation by touch or visual observation of moving objects.

(b)

Vibrations not directly under the control of the property user and vibrations from temporary construction or maintenance activities shall be exempt from the standard of subsection (a) of this section.

No operation or activity shall produce any intense glare or lighting with the source directly visible beyond the M-1 and M-2 industrial districts' boundaries.

No operation or activity shall emit any substance or combination of substances in such quantities that create an objectionable odor as defined in Wis. Adm. Code ch. NR 154.18.

No operation or activity shall emit into the ambient air from any direct or portable source any matter that will affect visibility in excess of the limitations established in Wis. Adm. Code ch. NR 415.

No operation or activity shall emit into the ambient air from any direct or portable source any matter that will affect visibility in excess of the limitations established in Wis. Adm. Code ch. NR 154.11(6).

No operation or activity shall emit any hazardous substances in such a quantity, concentration or duration as to be injurious to human health or property, and all emissions of hazardous substances shall not exceed the limitations established in Wis. Adm. Code ch. NR 154.19.