10-3-1: DISTRICTS:
The base and overlay districts established by the zoning code are hereby designated as follows:
   A.   Base Zones:
RCO
Resource conservation and open space district
UR
Urban reserve district
RE
Residential estate district - 300,000 minimum square foot site area
R
One-family residential districts
 
R-1-6
6,000 square feet minimum site area
 
R-1-7
7,000 square feet minimum site area
 
R-1-9
9,000 square feet minimum site area
 
R-1-12
12,000 square feet minimum site area
RM
Multi-family residential districts
 
RM-3
3,000 square feet minimum site area per dwelling unit
 
RM-2
2,000 square feet minimum site area per dwelling unit
PO
Professional office district
C
Commercial districts
 
C-AO
Administrative and office district
 
CN
Neighborhood commercial district
 
CC
Central and community commercial district
 
CS
Service commercial district
M
Industrial districts
 
ML
Light industrial district
 
MH
Heavy industrial district
 
MP
Planned industrial district
 
   B.   Overlay Zones:
 
FW
Floodway district
FF
Flood fringe district
PUD
Planned unit development combining district
RCMP
Rail corridor overlay district
 
(Ord. 96-003, 1-23-1996; amd. Ord. 2002-06, 9-10-2002)
   C.   Purpose: The base zones establish the basic land use and property development regulations applicable to all property within the city as provided under section 10-1-6 of this title. The overlay zones provide additional regulations which are to be exercised over certain lands in order to meet special community health, safety, welfare, environmental or development objectives described by the general plan. Overlay zone regulations apply in addition to base zone and other regulations of this title. (Ord. 96-003, 1-23-1996)