634.05  MAXIMUM PERMISSIBLE SOUND LEVELS BY RECEIVING LAND USE.
      (a)   No person shall operate, cause to be operated or permit on private property any source of sound in such a manner as to create a sound level which exceeds the limits set forth for the receiving land use category in Table 1 herein when measured at or within the property boundary of the receiving land use.
   TABLE 1
   SOUND LEVELS BY RECEIVING LAND USE
Receiving Land Use            Sound Level Limit
Category               Time            (dBA)
R1A, R1B, R2C, R3C, RMD,
PUD and PF Districts            8:00 a.m. to 9:00 p.m.      60
(Residential, public space,
open space or institutional
and public facilities)            9:00 p.m. to 8:00 a.m.      50
LB, GB, MS, SC and OB
Districts (Business)            at all times         65
RO, GI and CS Districts
(Industrial)               at all times         70
   (b)   Whoever violates this section is guilty of a minor misdemeanor, provided the violation is not committed willfully or knowingly, in which case it is a misdemeanor of the fourth degree. A separate offense shall be deemed committed each day during or on which a violation occurs or continues. Punishment shall be as provided in Section 698.02.
(Ord. 1980-144. Passed 9-16-81.)