The purpose of the S Conservancy Zoning District is to encourage the conservation of open space and the preservation of steep slopes and other fragile environmental features such as landslide-prone soils, undermined areas, wetlands, watercourses, natural habitats, trees, woodlands and flood-prone areas.
In the S Conservancy District only the following uses are authorized:
A. 
Permitted uses.
(1) 
Principal uses:
(a) 
Single-family dwellings.
(b) 
Farming, general gardening, and growing of trees and nursery stock, not including roadside displays or commercial signs.
(c) 
Reforestation and public open space reservation.
(d) 
Essential services.
(e) 
No-impact home-based businesses, subject to § 225-122C(9).
(f) 
Forestry, subject to § 225-120K.
(2) 
Accessory uses:
(a) 
Signs, subject to Article XV.
(b) 
Off-street parking areas (public or private) and off-street loading, subject to Article XIV.
(c) 
Accessory uses customarily incidental to and on the same lot with any permitted use, conditional use or use by special exception authorized in this zoning district.
(d) 
Private residential swimming pools or tennis courts, subject to § 225-122 C(1).
(e) 
Private parking garages and accessory storage buildings, subject to § 225-122C(8).
(f) 
Fences, subject to § 225-122C(3).
(g) 
Temporary construction trailers or model sales offices, subject to § 225-126.
(h) 
Home gardening.
(i) 
Keeping of domestic pets.
B. 
Conditional uses.
(1) 
Principal uses:
(a) 
Public recreation, subject to § 225-118EE.
(b) 
Noncommercial recreation, subject to § 225-118EE.
(c) 
Public buildings, subject to § 225-118CC.
(d) 
Educational, religious or philanthropic institution, subject to § 225-118M.
(e) 
Greenhouse or horticultural nursery, subject to § 225-118S.
(2) 
Accessory uses: none.
C. 
Uses by special exception.
(1) 
Principal uses:
(a) 
Temporary use or structure, other than a construction trailer or model sales office, subject to § 225-118II.
(b) 
Public utility buildings or structures, subject to § 225-118FF.
(c) 
Expansion of a nonconforming use, subject to § 225-118P and § 225-140D.
In the S Conservancy District, all uses shall be subject to the following regulations, except as they may be modified by the express standards and criteria for the specific conditional uses and uses by special exception contained in Article XVI.
A. 
Minimum lot area.
(1) 
Single-family dwelling: 20,000 square feet.
(2) 
All other principal uses: one acre.
B. 
Minimum lot width.
(1) 
Single-family dwelling: 125 feet.
(2) 
All other uses: 150 feet.
C. 
Maximum lot coverage: 30%.
D. 
Minimum front yard: 30 feet.
E. 
Minimum rear yard.
(1) 
Single-family dwelling: 40 feet.
(2) 
All other principal structures: 40 feet.
(3) 
Accessory uses 10 feet.
F. 
Minimum side yard.
(1) 
Single-family dwelling: 15 feet.
(2) 
All other principal structures: 25 feet.
(3) 
Accessory structures: 15 feet.
G. 
Dwelling floor area: see § 225-127
H. 
Special yard requirements: See § 225-122.
I. 
Permitted projections into required yards: See § 225-123.
J. 
Maximum height.
(1) 
Single-family dwellings: two stories but no more than 30 feet.
(2) 
All other principal structures: three stories but no more than 45 feet.
(3) 
All accessory structures: one story but no more than 15 feet.
K. 
Height exceptions: See § 225-124.
L. 
Area exceptions for nonconforming lots: See § 225-142A.