EcoGuardian AI

Stormwater Retention Volume Calculator - NWFWMD

Stormwater Retention Volume Calculator

NWFWMD ERP Compliance Tool (Ref: Chapter 62-330, F.A.C.)

Project Information

Project Name:

Total Project Area (acres):

New Impervious Surface Area (sq. ft): *

Soil Type:

Basin Designation:

Receiving Waters:

Is the project over 1 acre?

Select Applicable Ruleset Version:

Calculation Results

Results will be displayed here once calculated.

Additional Tools & Resources

Upload Site Plan (Future)

Florida Stormwater Retention Volume Calculator - Chapter 62-330 F.A.C.

🌊 Florida Stormwater Retention Volume Calculator

Environmental Resource Permit (ERP) Compliance Tool - Chapter 62-330 F.A.C.

📋 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

📊 Calculation Results

Calculating requirements...

📐

Enter your project information to calculate stormwater retention requirements

NWFWMD ERP Stormwater Retention Volume Calculator

NWFWMD ERP Stormwater Calculation Summary

Generated:

📘 Project Information

Project Name

Enter the official project name as it appears on permit application

Total Project Area (acres)

Total area of the project parcel

New Impervious Surface Area (sq. ft)

Include buildings, pavement, and other surfaces that prevent infiltration

Soil Type

Based on NRCS hydrologic soil group classification

Basin Designation

Check NWFWMD basin maps for designation

Receiving Waters

Type of water body receiving discharge

Project is over 1 acre (auto-calculated)

Applicable Ruleset Version

⚙️ Calculation Results

📐

Enter your project information to calculate stormwater retention requirements

EcoGuardian AI

Stormwater Retention Volume Calculator

Project Information

Calculation Results

Required Treatment Volume:

Required Depth Used:

Discharge Constraints/Flags:

Soil Type Considerations:

Regulatory References:

Permit Review Readiness Indicator: