Table A: Example of Application of Conservation Subdivision Standards for a 100-Acre Project | ||||||||
Zone | Dwelling Units | Utility Service | Lot Size | Total Area for Lots | Typ. Road R-O-W | Total Area Developed | Potential Total Area Conserved | Minimum Primary Con. Area |
(All Areas Listed in Acres) |
Table A: Example of Application of Conservation Subdivision Standards for a 100-Acre Project | ||||||||
Zone | Dwelling Units | Utility Service | Lot Size | Total Area for Lots | Typ. Road R-O-W | Total Area Developed | Potential Total Area Conserved | Minimum Primary Con. Area |
(All Areas Listed in Acres) | ||||||||
A-1 | 12 | Well and septic | 1.0 average | 12.0 | 3.0 | 15.0 | 85.0 * | 15.0 |
Public water and septic | 1.3 max. | 15.6 | 3.0 | 18.6 | 81.4 # | |||
Public water and septic | 0.8 min. | 9.6 | 2.5 | 12.1 | 87.9 | |||
Public water and public sewer | 0.5 max. | 6.0 | 2.5 | 8.5 | 91.5 | |||
Public water and public sewer | 0.2 min. | 2.4 | 2.0 | 4.4 | 95.6 | |||
A-2 | 24 | Well and septic | 1.0 average | 24.0 | 6.0 | 30.0 | 70.0 * | 25.0 |
Public water and septic | 1.3 max. | 31.2 | 6.0 | 37.2 | 62.8 # | |||
Public water and septic | 0.8 min. | 19.2 | 5.0 | 24.2 | 75.8 | |||
Public water and public sewer | 0.5 max. | 12.0 | 4.0 | 16.0 | 84.0 | |||
Public water and public sewer | 0.2 min. | 4.8 | 3.0 | 7.8 | 92.2 | |||
R-1 | 43 | Well and septic | Not permitted | |||||
Public water and septic | 1.3 max. | 55.9 | 10.0 | 65.9 | 34.1 # | 25.0 | ||
Public water and septic | 0.8 min. | 34.4 | 9.0 | 43.4 | 56.6 | |||
Public water and public sewer | 0.8 max. | 34.4 | 9.0 | 43.4 | 56.6 | |||
Public water and public sewer | 0.2 min. | 8.6 | 5.0 | 13.6 | 86.4 | |||
R-2 | 80 | Well and septic | Not permitted | |||||
Public water and septic | Not permitted | |||||||
Public water and public sewer | 0.8 max. | 64.0 | 10.0 | 74 | 26.0 # | 25.0 | ||
Public water and public sewer | 0.2 min. | 16.0 | 7.0 | 23 | 77.0 | |||
* Minimum lot size to be determined by Putnam County Board of Health requirements and septic design. | ||||||||
# A mix of lot sizes and creative road design can easily meet the minimum conservation area requirements. | ||||||||
Table B: Permitted Number of Dwelling Units | ||||||
Zone | Conventional Subdivision | Conservation Subdivision | ||||
Density | Lot Size | Density | Lot Size | Available Utilities | Minimum Conservation Area |
Table B: Permitted Number of Dwelling Units | ||||||
Zone | Conventional Subdivision | Conservation Subdivision | ||||
Density | Lot Size | Density | Lot Size | Available Utilities | Minimum Conservation Area | |
A-1 | 1.0 D.U per 10 acres | 10 acres/ min. | 1 D.U. per 10 acres Plus: | 1.0 acre average * | Well and septic | Total: 85% of gross area |
a) 0.2 D.U per 10 acres for conservation | 1.3 acre max. | Public water and septic | Primary: 15% of gross area | |||
b) 0.1 D.U. per 10 acres for maintenance endowment | 0.8 acre min. | Public water and septic | Buffer: as required | |||
0.5 acre max. | Public water and public sewer | |||||
0.2 acre min. | Public water and public sewer | |||||
A-2 | 2.0 D.U. per 10 acres | 5 acres/min. | 2 D.U. per 10 acres Plus: | 1.0 acre average * | Well and septic | Total: 70% of gross area |
a) 0.4 D.U per 10 acres for conservation | 1.3 acre max. | Public water and septic | Primary: 25% of gross area | |||
b) 0.1 D.U. per 10 acres for maintenance endowment | 0.8 acre min. | Public water and septic | Buffer: as required | |||
0.5 acre max. | Public water and public sewer | |||||
0.2 acre min. | Public water and public sewer | |||||
R-1 | 3.3 D.U. per 10 acres | 3 acre/min. | 3.3 D.U. per 10 acres Plus: | Not permitted | Well and septic | Total: 35% of gross area |
a) 1.0 D.U per 10 acres for conservation | 1.3 acre max. | Public water and septic | Primary: 25% of gross area | |||
b) 0.1 D.U. per 10 acres | 0.8 acre min. | Public water and septic | Buffer: as required | |||
0.8 acre max. | Public water and public sewer | |||||
0.2 acre min. | Public water and public sewer | |||||
R-2 | 6.6 D.U. per 10 acres | 1.5 acre/ min. | 6.6 D.U. per 10 acres Plus: | Not permitted | Well and septic | Total: 35% of gross area |
a) 2.0 D.U per 10 acres for conservation | Not permitted | Public water and septic | Primary: 10% of gross area | |||
b) 0.1 D.U. per 10 acres for maintenance endowment | 0.8 acre max. | Public water and public sewer | Buffer: as required | |||
0.2 acre min. | Public water and public sewer | |||||
* Minimum lot size to be determined by County Board of Health requirements and septic design | ||||||
Table C: Conservation Areas | ||||
Primary Conservation Area | Buffer | Secondary Conservation Area | ||
Required | Preferred | Required | Required | Preferred |
Table C: Conservation Areas | ||||
Primary Conservation Area | Buffer | Secondary Conservation Area | ||
Required | Preferred | Required | Required | Preferred |
Wetlands | Large woodlands | 100-foot wide greenway | Mature woodlands | Upland forest |
100-year floodplain | Classified forest | Aquifer recharge areas | Meadows | |
Karst topography | Lands with prime soils | Prime farmland | Pastures | |
Soils subject to slumping | Unique natural areas | Historic features | Farm fields | |
Land with slopes exceeding 25% | Riparian areas | Archaeological features | Hedgerows | |
Land with existing easements | Cultural features | Treelines | ||
Scenic views | ||||
Note that for some sites, the designated buffer area may be included or contribute toward the minimum primary conservation area goal for the district | ||||
(Ord. 1999-4-19-1, passed 4-19-1999)