The City is herewith divided into the following districts:
AG Agricultural District
CN Conservation District
RS Residential Single-Family District
RM Residential Multi-Family District
RMO Residential Multi-Family Optional District
MH Mobile Home District
AC Arterial Commercial District
BC Business Commercial District
LI Light Industrial District
HI Heavy Industrial District
These districts are established as identified on the Official Zoning Map which, together with all explanatory matters thereon, is hereby adopted by reference and declared to be part of this chapter.