Dimensional standards
Servicing
- Applies near
- James River Watershed
- Applies within
- 100 ft
- Geographic extent
- Chesapeake Bay Preservation Areas including Resource Protection Areas (RPA) and Resource Management Areas (RMA) within the James River Watershed
Extracted standards
13 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Floodplain
- 100-year floodplainFloodplainLand expected to flood at a stated frequency, where building carries extra conditions. as RMA feature
The 100-year floodplain is an RMA feature.
Other
- AgriculturalAgricultureRaising crops or livestock, generally including the structures that serve them. pollution reduction40 pct
Achieve a 40 percent reduction in nonpoint source pollution from agricultural and silvicultural uses.
- No encroachment in seaward 50 feet of buffer50 ft
The encroachment may not extend into the seaward 50 feet of the buffer area.
- Buffer nutrient reduction40 pct
The 100-foot RPA buffer shall be deemed to achieve a 40 percent reduction of nutrients.
- Buffer sediment reduction75 pct
The 100-foot RPA buffer shall be deemed to achieve a 75 percent reduction of sediments.
- Development threshold for applicability2,500 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
All development and redevelopment exceeding 2,500 square feet shall be subject to applicable provisions.
- ImperviousImpervious coverageThe share of a lot covered by anything water cannot soak through — roofs, drives, patios. cover minimization
All land development shall minimize impervious cover consistent with the use or development proposed.
- Redevelopment pollution reduction10 pct
Achieve a ten percent reduction in nonpoint source pollution from redevelopment.
- Reserve sewage disposal site required
For new construction, provide a reserve sewage disposal site with a capacity at least equal to that of the primary sewage disposal site.
- RMA slope threshold15 pct
Slopes in excess of 15 percent are RMA features.
- RPA buffer width100 ft
A buffer area not less than 100 feet in width located adjacent to and landward of the components...
- Septic pump-out frequency5 years
All on-site sewage disposal systems not requiring VPDES permit shall be pumped out at least once every five years.
- Water quality impact assessment required
A water quality impact assessment shall be required for any proposed land disturbance within an RPA.
From the ordinance
A buffer area not less than 100 feet in width located adjacent to and landward of the components...