Martin County is located in the Treasure / Space Coast region of Florida. Sandy coastal soils along the Atlantic coast and St. Lucie Inlet with high water tables. Understanding local permit requirements and soil conditions is essential before installing, repairing, or inspecting a septic system.
County DOH site evaluation and construction permit required before installation under FL Statute 381.0065. Soil and water table testing determines system type. Must use a DEP-registered or Master septic contractor. Permit fee approximately $525.
Repair permit required from FL DOH-Martin Environmental Health. A DEP-licensed contractor must assess the failure and submit a repair plan compliant with DEP rule 62-6 FAC. Repair permit fee approximately $275.
Point-of-sale septic inspection is not required statewide in Florida. Voluntary inspections are available through DEP-licensed contractors. Operating permit renewals required for ATU and performance-based systems.
FL DOH-Martin Environmental Health
Contact the county environmental health department for permit applications, soil evaluation scheduling, and regulatory questions.
Sandy coastal soils along the Atlantic coast and St. Lucie Inlet with high water tables. Indian River Lagoon shoreline has poorly drained soils with tidal influence. Interior areas feature sandy flatwoods and some muck soils near the St. Lucie River and its tributaries.
Martin County includes Stuart and Hutchinson Island with strong environmental protection ethos (no buildings over four stories). The St. Lucie River and Indian River Lagoon water quality is a major concern, with septic systems identified as a nutrient source. Lake Okeechobee discharges through the St. Lucie Canal have compounded water quality issues. Coastal properties face hurricane vulnerabilities. The county has pursued septic-to-sewer conversion in some areas.
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Septic to Sewer Conversion
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