Beaufort County - Stormwater Calculation - by  Stormwater Retention Worksheet for Single Family Lot 
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1 - Lot Information
2 - Post Construction Stormwater Run-off Calculation
3 - Application of Best Management Practices
4 - Summary of Volume Reduction Practices
5 - Complete
  Home (rooftop)  sq. ft.      
  Other Impervious  sq. ft.      
  (Reducing this figure is a good way of reducing volume control requirements.
You should consider building less impervious surfaces by constructing pervious driveways,
and replacing other impervious surfaces)
  Total Lot Size  sq. ft.      
  Soil Type:        
  Area of lot to be irrigated  sq. ft.      
  (will be equal or less to pervious surface)    
Developed by  (Ver. 5.3-101814)