2011 ORS § 467.030¹
Adoption of noise control rules, levels and standards

(1) In accordance with the applicable provisions of ORS chapter 183, the Environmental Quality Commission shall adopt rules relating to the control of levels of noise emitted into the environment of this state and including the following:

(a) Categories of noise emission sources, including the categories of motor vehicles and aircraft.

(b) Requirements and specifications for equipment to be used in the monitoring of noise emissions.

(c) Procedures for the collection, reporting, interpretations and use of data obtained from noise monitoring activities.

(2) The Environmental Quality Commission shall investigate and, after appropriate public notice and hearing, shall establish maximum permissible levels of noise emission for each category established, as well as the method of measurement of the levels of noise emission.

(3) The Environmental Quality Commission shall adopt, after appropriate public notice and hearing, standards for the control of noise emissions which shall be enforceable by order of the commission.

(4) In adopting noise control rules, levels and standards under this section, the Environmental Quality Commission shall not adopt any rule that would impose liability for any activity for which immunity from civil and criminal liability is granted or for which an action for nuisance is prohibited under ORS 467.131 (Exemption from civil or criminal liability based on noise or noise pollution from shooting range) and 467.133 (Exemption from action for nuisance on basis of noise caused by shooting range). [1971 c.452 §2; 1973 c.107 §1; 1973 c.835 §159; 1995 s.s. c.3 §40d; 1996 c.8 §4]