[Adopted 1-19-1993 (Art. V, Ch. III, Section L, of the 1993 Code)]
As used in this article, unless the context requires, the terms specified below shall have the meanings ascribed to them:
OWNER
A person either holding title to, leasing, residing in or in any way having a possessory interest in real property within the City.
MINOR
A person who is above the age of 11 years, but not yet 21 years of age.
It shall be unlawful for the owner of any real property within the City to cause, permit, host or condone any assemblage of minors or other persons which endangers the peace and safety of the residents of the City.
Acts which are hereby declared to endanger the peace and safety of the residents of the City shall include, but are not limited to, the following:
A. 
Possession and consumption of alcoholic beverages by minors, intoxicated persons and others prohibited by City ordinance and/or Illinois statute from possession or consumption of alcoholic beverages.
B. 
Use or clear evidence of use of cannabis or other controlled substances prohibited by City ordinance and/or Illinois statute.
C. 
Illegal use of fireworks.
D. 
Noise in violation of Chapter 358, Noise, Article II, including, but not limited to, music, loud raucous yelling, shouting and obscene or abusive language.
E. 
Such circumstances and conditions which, taken as a whole, constitute a condition of encouraging and contributing to the delinquency of minors as defined in § 343-1 of this chapter.
The owner of real property on which any of the aforementioned prohibited activities take place shall be presumed, in the absence of evidence to the contrary, to have violated this article by failing to exercise proper responsibility for those committing any of those acts set forth in § 343-4, and said minors or other persons shall be deemed to have committed the said acts with the knowledge and permission of the owner, in violation of this article.
Upon being given notice by any member of the Police Department of the existence of any of the activities set forth in § 343-4, such owner shall immediately act to terminate the assemblage. Failure to do so shall constitute a further violation of this article.