Florida Stormwater Retention Volume Calculator

📋 Project Information

Total Project Area (acres)

Enter the total area of your project site

New Impervious Surface Area (acres)

Area of new pavement, buildings, and other impervious surfaces

Hydrologic Soil Group

NRCS hydrologic soil classification

Watershed/Basin Designation

Select the regulatory designation of the receiving water body

Existing Impervious Surface (acres)

For redevelopment projects only

Calculating requirements...

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Enter your project information to calculate stormwater retention requirements