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Stormwater calculators

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Original planning resource

This inherited tool includes historical ruleset labels, illustrative compliance statements, and features marked as future work. Its outputs do not verify current permitting requirements. Original calculations and reference text are retained for review.

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Stormwater Retention Volume Calculator - NWFWMD

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Stormwater Retention Volume Calculator

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

Project Information

Calculation Results

Required Treatment Volume:

Required Depth Used:

Discharge Constraints/Flags:

Soil Type Considerations:

Regulatory References:

Permit Review Readiness Indicator:

Results will be displayed here once calculated.

Additional Tools & Resources

Compliance Metadata (for staff traceability)

Calculation Timestamp:

Selected Rule Version:

User Role: Applicant

Original planning resource

This inherited tool includes historical ruleset labels, illustrative compliance statements, and features marked as future work. Its outputs do not verify current permitting requirements. Original calculations and reference text are retained for review.

Explore the resource

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

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🌊 Florida Stormwater Retention Volume Calculator

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

📋 Project Information

Enter the total area of your project site
Area of new pavement, buildings, and other impervious surfaces
NRCS hydrologic soil classification
Select the regulatory designation of the receiving water body
For redevelopment projects only

📊 Calculation Results

Required Retention Volume
--
cubic feet
Retention Depth Requirement
--
inches over contributing area
Treatment Efficiency Required
--
TSS removal
Discharge Constraints:
Applicable Regulations:
Special Considerations:

Calculating requirements...

📐

Enter your project information to calculate stormwater retention requirements

Original planning resource

This inherited tool includes historical ruleset labels, illustrative compliance statements, and features marked as future work. Its outputs do not verify current permitting requirements. Original calculations and reference text are retained for review.

Explore the resource

NWFWMD ERP Stormwater Retention Volume Calculator

Open separately ↗

Open the full interactive experience.

Read the resource content

🔧 NWFWMD Stormwater Retention Volume Calculator

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

NWFWMD ERP Stormwater Calculation Summary

Generated:

📘 Project Information

Enter the official project name as it appears on permit application
Total area of the project parcel
Include buildings, pavement, and other surfaces that prevent infiltration
Based on NRCS hydrologic soil group classification
Check NWFWMD basin maps for designation
Type of water body receiving discharge

⚙️ Calculation Results

Required Treatment Volume
--
cubic feet
(-- cubic yards)
Required Depth Used: -- inches
⚠️ Discharge Constraints/Flags:

📎 Regulatory References:

Permit Review Readiness:
📐

Enter your project information to calculate stormwater retention requirements

Calculation Time: --
Rule Version: --
Mode: Applicant