The following exceptions from this sub-chapter are permitted when the following conditions are met:

(A) Emergency equipment not operating on a regular or scheduled basis, whether or not the work is performed by a public or private agency.

(B) Sounds caused by sources regulated as to sound production by federal law, including sounds caused by railroad or aircraft operations.

(C) Sounds caused by the use of emergency warning devices and alarm systems.

(D) Sounds caused by organized athletic activities conducted out of doors on property designated areas used for such purposes, including stadiums, parks, schools, churches and athletic fields, provided, however, that the exception shall not impair the power of any duly authorized law enforcement officer or designated municipal employee to require the curtailment of any sound producing device at the location if complaints are received from surrounding properties.

(Ord. 1709, passed 6-25-90)