This district is established to provide protection to environmentally sensitive lands such as flood plains, wetlands, stream courses, and park lands. The standards of this district are intended to promote the health, safety, and general welfare of the public through the protection of water quality, prevention of erosion and siltation, and the preservation of natural open spaces and plant material for the maintenance of aesthetic living environment and the maintenance of air quality. The cutting of trees and shrubbery shall be regulated to protect scenic beauty, control erosion, and reduce the flow of pollutants and nutrients from the shoreland. Trees and shrub cutting shall be governed by consideration of the effect on water quality and basic aesthetic quality and be in accord with accepted timber management practices. These provisions shall not apply to the removal of dead, diseased, or dying trees, or to silvicultural thinning.

   1.   Permitted Uses:

      A.   Truck gardening, field crops, hay fields, garden plots.

      B.   Public parks, playgrounds and athletic fields, and campgrounds.

      C.   Bicycling and hiking trails.

      D.   Public roads and streets.

      E.   Wood lots and orchards.

      F.   Raising and keeping of horses for non-commercial and non-farm purposes provided there is at least two acres of land available per horse with adequate shelter provided. Lands where horses are present must be securely fenced with any horse stable or shelter being at least 100 feet from any R-2 or R-3 District boundary line and with no manure storage or spreading within this 100-foot distance.

      G.   Cemeteries.

      H.   Other uses similar to and compatible with the uses enumerated above.

      I.   Customary accessory uses.

   2.   Conditional Uses [Performance Standards as provided in Section 165.10(3)]:

      A.   Open space leisure, instructional, or recreational activities requiring disruption of natural conditions including the placement of structures or devices not natural to the area.

      B.   Any utility structure, substation, transmission line, or pipeline.

      C.   Dams, dikes, drainage channels, reservoirs, and other structures or devices for the control of flowing or standing water.

      D.   Private roads or streets.

      E.   Any public or private filling, grading, lagooning, dredging, or landfilling.

      F.   Private or institutional recreational lodge or campground.

      G.   Golf courses and other open space recreational uses and directly associated uses including pro-shops, restaurants, supper clubs, gift shops, club houses, and similar uses.

      H.   Customary accessory uses.

   3.   Special Exception Uses: As provided in Section 165.11(3).

   4.   Minimum Performance Standards For Permitted Uses:

      A.   Lot area and density: no minimum

      B.   Lot width: no minimum

      C.   Height of structure: 35 feet maximum

      D.   Front yard setback: 25 feet

      E.   Side yard setback: 20 feet.

      F.   Rear yard setback: 20 feet.

      G.   Area of structure: no minimum

      H.   Parking: As provided in Section 165.08.

      I.   Signs: As provided in the Chapter 155.