NDS Flo-Well Calculator

Step 1:

Enter the Square Feet of Drainage Area 1: (Ex. Roof)

Enter the Square Feet of Drainage Area 2: (Ex. Grass)

Step 2:

Choose the Coefficient of Runoff for Area 1:

Choose the Coefficient of Runoff for Area 2:

Step 3:

Choose the 25 Year Rainfall: (see rainfall map). in/hr

Step 4:

Enter the depth of the gravel backfill beneath the Flo-Well:
(Dimension A)
ft

Step 5:

Enter the thickness of the gravel backfill around the Flo-Well:
(Dimension B)
ft

Step 6:

Press the Calculate button for results:

Step 7: View results:

Runoff 0 GPM
0 CFS
Volume of water to be stored 0 Gallons
0 Cubic feet


# of Flo-Wells Needed 0


Amount of Gravel Needed 0 Cubic yards
0 Cubic feet

Download Installation Details

Flo-Well Installation Detail 1
Flo-Well Installation Detail 2