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Septic & well regulations in Johnson County, TX

Johnson County is located in the North Texas / DFW region of Texas. Blackland Prairie and Cross Timbers transition with heavy clay and sandy loam soils. Lake Pat Cleburne and Nolan River create alluvial zones. Understanding local permit requirements and soil conditions is essential before installing, repairing, or inspecting a septic system.

Permits & Requirements

New Installation

TCEQ OSSF permit required under 30 TAC Chapter 285. Johnson County Environmental Health serves as a TCEQ Authorized Agent for local OSSF permitting. Site evaluation required. Properties 10 acres or larger with a single-family dwelling may qualify for the 10-acre exemption.

Repair

Emergency repairs may proceed without prior permit but must be reported within 72 hours. Non-emergency repairs require a permit from Johnson County Environmental Health.

Inspection

Aerobic systems require inspections 3 times per year by a licensed Maintenance Provider. A 2-year initial maintenance contract is mandatory for all new aerobic installations.

Johnson County Environmental Health

Johnson County Environmental Health

Contact the county environmental health department for permit applications, soil evaluation scheduling, and regulatory questions.

Soil & Terrain Characteristics

Blackland Prairie and Cross Timbers transition with heavy clay and sandy loam soils. Lake Pat Cleburne and Nolan River create alluvial zones. Clay soils dominate eastern portions with slow percolation.

County-Specific Considerations

Johnson County is a TCEQ Authorized Agent handling OSSF permits locally. Cleburne is the county seat. Growing DFW suburb with rapid rural-to-suburban transition. Burleson is another major city. Wells draw from the Trinity Aquifer system.

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Septic Permits & Regulations in Johnson County — FAQ

How much does a septic permit cost in Johnson County, TX?

Septic permit fees in Johnson County vary by permit type. New installation permits typically cost $200–$500, while repair permits are usually $100–$300. Contact Johnson County Environmental Health at (817) 556-6370 for current fee schedules.

How long does it take to get a septic permit in Johnson County?

The septic permit process in Johnson County generally takes 2–6 weeks, depending on soil evaluation scheduling and application completeness. Soil evaluations must be performed by a licensed soil scientist before applying.

Do I need a soil evaluation for a septic permit in Johnson County?

Yes. Johnson County requires a professional soil evaluation before issuing any septic permit. A licensed soil scientist evaluates soil type, depth, drainage, and water table levels to determine the appropriate septic system design.

Who handles septic inspections in Johnson County, TX?

Johnson County Environmental Health oversees all septic system inspections in Johnson County. Contact them at (817) 556-6370 to schedule an inspection or ask about requirements.

Can I install my own septic system in Johnson County?

Johnson County requires septic system installation by licensed contractors. All installations must be permitted through Johnson County Environmental Health and pass inspection before the system can be used.

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