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Septic & well regulations in Andrews County, TX
Andrews County is located in the West Texas / Permian Basin region of Texas. Flat terrain on the southern High Plains with deep sandy soils and caliche hardpan over the Ogallala Aquifer. Arid conditions and low rainfall reduce septic loading, but the shallow caliche layer at 3-6 feet can impede drain field percolation and may require engineered alternatives.. 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. Site evaluation including soil analysis must be completed by a licensed Site Evaluator or Installer II. Permit application submitted to TCEQ Region 7 Midland office. 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 to TCEQ within 72 hours. Non-emergency repairs require a permit from TCEQ Region 7. A licensed Installer must assess the system failure and submit a repair application.
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. Conventional systems have no mandatory inspection schedule but should be pumped every 3-5 years.
Andrews County Environmental Health
TCEQ Region 7 - Midland Office
Contact the county environmental health department for permit applications, soil evaluation scheduling, and regulatory questions.
Soil & Terrain Characteristics
Flat terrain on the southern High Plains with deep sandy soils and caliche hardpan over the Ogallala Aquifer. Arid conditions and low rainfall reduce septic loading, but the shallow caliche layer at 3-6 feet can impede drain field percolation and may require engineered alternatives.
County-Specific Considerations
Andrews County is served by TCEQ Region 7 Midland office for OSSF permitting. Groundwater Conservation District: High Plains Underground Water Conservation District No. 1. Oil field activity in the Permian Basin creates potential groundwater contamination concerns. Wells draw from the Ogallala at 80-200 feet with hard water and elevated TDS.
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Septic Installation
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Emergency Services
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Septic to Sewer Conversion
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Aerobic Septic System
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Well Water Filtration
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PFAS Water Testing
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Related Resources
Septic Permits & Regulations in Andrews County — FAQ
How much does a septic permit cost in Andrews County, TX?
- Septic permit fees in Andrews County vary by permit type. New installation permits typically cost $200–$500, while repair permits are usually $100–$300. Contact TCEQ Region 7 - Midland Office at (432) 570-1359 for current fee schedules.
How long does it take to get a septic permit in Andrews County?
- The septic permit process in Andrews 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 Andrews County?
- Yes. Andrews 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 Andrews County, TX?
- TCEQ Region 7 - Midland Office oversees all septic system inspections in Andrews County. Contact them at (432) 570-1359 to schedule an inspection or ask about requirements.
Can I install my own septic system in Andrews County?
- Andrews County requires septic system installation by licensed contractors. All installations must be permitted through TCEQ Region 7 - Midland Office and pass inspection before the system can be used.
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