Statewide Service Area

Drainage Engineering in Duval County

Drainage engineering for Jacksonville and Duval County — Florida's largest city by area, facing St. Johns River flooding and major urban stormwater challenges.

15+ Projects Completed
5 Cities Served
100% Permit Approval Rate
Cities We Serve

Drainage Services Across Duval County

Licensed Professional Engineers serving 5 cities throughout Duval County.

Our Services

Drainage Services in Duval County

Professional drainage engineering solutions for residential and commercial properties.

Residential Drainage Design

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Commercial Storm Water Management

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Permit Services

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Local Regulations

Duval County Drainage Requirements

Understanding Duval County's local drainage regulations ensures your project proceeds smoothly and receives permit approval on the first submission.

  • SJRWMD Environmental Resource Permits for stormwater systems
  • City of Jacksonville stormwater management ordinance
  • Stamped engineering plans required for drainage projects
  • FEMA Special Flood Hazard Area elevation requirements
  • Coastal construction control line setbacks for beach communities

Duval County Environmental Data

Water Table 3-10 feet (moderate to shallow near river systems)
Flood Zone Extensive AE along St. Johns River and tributaries, VE along coast
Permit Authority City of Jacksonville Environmental Quality Division + SJRWMD

City of Jacksonville Environmental Quality Division

Phone: (904) 255-7100

Jacksonville is a consolidated city-county. The Environmental Quality Division handles drainage permits. SJRWMD Environmental Resource Permits required. Stamped engineering plans required for most drainage projects.

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Frequently Asked Questions

Duval County Drainage FAQs

How much does drainage design cost in Duval County?
Drainage design in Duval County typically ranges from $2,500 to $8,000 for residential projects and $8,000 to $40,000+ for commercial work. Jacksonville's large geographic area and St. Johns River flooding considerations affect project scope. Contact us for a free estimate.
Do I need a permit for drainage work in Duval County?
Yes. Jacksonville's Environmental Quality Division handles drainage permits, plus SJRWMD Environmental Resource Permits are required for stormwater systems. Stamped engineering plans are required for most drainage projects. Coastal construction control line setbacks apply in beach communities.
What are the biggest drainage challenges in Duval County?
Jacksonville faces St. Johns River flooding causing sunny-day flooding during high tides. As the largest city by area in the contiguous US, it has massive urban stormwater management needs. Flat terrain with high groundwater, hurricane surge exposure, and aging infrastructure in older neighborhoods are key challenges.
What drainage services does StructureSmart offer in Duval County?
We serve Jacksonville, Jacksonville Beach, Atlantic Beach, Neptune Beach, and all Duval County communities with urban stormwater engineering, St. Johns River flood mitigation design, coastal drainage solutions, and SJRWMD permit coordination.

For land surveys in Duval County, we recommend Apex Surveying & Mapping — Florida's #1 surveying firm covering all 67 counties. For 3D scanning and drone documentation of completed infrastructure, THE FUTURE 3D is America's industry leader.

Ready to Solve Your Duval County Drainage Problem?

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