The CON District is intended to preserve scenic and natural areas in the City and to prevent uncontrolled, uneconomical spread of residential development, and to help discourage intensive development of marginal lands so as to prevent potential hazards to public and private property.
A. 
Public parks and playgrounds.
B. 
Management of forestry, wildlife and fish.
C. 
Harvesting of wild crops such as marsh hay, ferns, moss, berries, tree fruits and tree seeds.
D. 
Hunting, fishing and trapping.
E. 
Dams, power stations and transmission lines.
F. 
Gravel or sand pits and quarries, including the washing and grading of products.
G. 
Upon written permission from the Common Council, based on the purposes of this chapter and on the recommendation of the Plan Commission following a public hearing, sewage disposal plants and water pumping or storage facilities, amusement parks, golf courses and driving ranges, and public camping grounds.
H. 
Uses customarily incident to any of the above uses.
Lot, yard and building requirements in this district: none.