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Clay County Stormwater Management & Drainage Engineering

Clay County property owners face specific drainage and stormwater requirements governed by the St. Johns River Water Management District (SJRWMD). CivilSmart's Licensed Professional Engineers provide PE-stamped drainage plans, stormwater management designs, and full permit coordination for residential and commercial projects throughout Clay County.

1,000+ Projects 100% Permit Approval Since 2004

Our Engineering Services in Clay County

Licensed Professional Engineers delivering PE-stamped drainage designs, stormwater management, and permit services.

Residential Drainage Design

PE-stamped drainage plans for Clay County homes. Yard flooding, pool drainage, grading permits, and stormwater management for residential properties.

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Commercial Stormwater

Commercial stormwater management for Clay County developments. Site plans, detention/retention design, and SJRWMD ERP compliance.

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Permit Services

Full drainage permit management for Clay County. SJRWMD ERP applications, and local permit processing.

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Clay County Drainage Regulations

Governed by the St. Johns River Water Management District (SJRWMD)

Local Stormwater Ordinance

Clay County enforces its own stormwater ordinance with requirements that may exceed SJRWMD minimums. Projects must comply with both local and district standards.

LDC Article XIII Floodplain Management

LDC Article XIII Floodplain Management

Ordinance 2025-12

Ordinance 2025-12

Design Storm

Two-pronged nutrient approach (post-2024)

Special Requirements

  • LDC Article XIII Floodplain Management
  • Ordinance 2025-12

How We Work in Clay County

1

Contact & Consult

Describe your Clay County drainage challenge. We assess your situation and outline the engineering approach.

2

Site Assessment

We evaluate your property, review existing conditions, survey elevations, and identify regulatory requirements.

3

Design & Engineering

Our licensed professional engineer creates SJRWMD-compliant drainage plans, PE-stamped and ready for permit submission.

4

Permit & Approval

We submit to SJRWMD and Clay County, manage revisions, and deliver your approved drainage permit.

We engineer the solution — you get the approved permit.

Get Your Free Clay County Drainage Quote

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24-hour response guarantee. No obligation.

Clay County Drainage Engineering FAQ

Yes, Clay County requires drainage plans for development and redevelopment projects. Clay County falls under the St. Johns River Water Management District (SJRWMD), which administers Environmental Resource Permits (ERPs) for projects exceeding general permit thresholds. Professional engineering support is recommended for permit applications. CivilSmart handles the entire permitting process from design through approval.
Residential drainage design in Clay County typically ranges from $3,000–$8,000 for standard properties, with complex projects (flood zones, retention/detention systems, large lots) ranging from $5,000–$15,000+. Commercial stormwater management starts at $10,000 and scales with project complexity. Every CivilSmart project begins with a free custom quote based on your specific property and regulatory requirements.
Clay County drainage projects must comply with SJRWMD Environmental Resource Permit (ERP) requirements under Chapter 62-330, F.A.C. Additionally, Clay County enforces its own local stormwater ordinance that may impose stricter requirements than state minimums. Key local requirements include: LDC Article XIII Floodplain Management; Ordinance 2025-12. CivilSmart's engineers are experienced with all applicable Clay County regulations.

Ready to Solve Your Clay County Drainage Problem?

Get a free quote from Florida's drainage engineering specialists. PE-stamped plans, full permit coordination, and 100% approval rate.

Licensed Professional Engineers | 1,000+ Projects | 100% Permit Approval | Since 2004