
Septic Systems in Texas: Permits, Costs & Contractors (2026)
Texas has roughly 2.6 million on-site septic systems under TCEQ Chapter 285 rules. Here's how permits, costs, and regional soils play out across all 254 counties.

There are many different types of septic systems that are legal to install in Austin County, Lee County, Grimes County, Washington County, Waller County, Fayette County, Brazos County and Burleson County. The two most common types that are utilized in most cases are conventional and aerobic. Conventional septic systems are the original type of system that has been in use the longest. They rely on tanks to separate solids, and then the clean water is most often gravity-fed to an absorptive drain field or leach field.
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10929 FM2621, Brenham, Washington County, TX, 77833

Texas has roughly 2.6 million on-site septic systems under TCEQ Chapter 285 rules. Here's how permits, costs, and regional soils play out across all 254 counties.

Every Texas private well owner should test for coliform, nitrates, arsenic, and TDS. Here's what each region needs, plus where to send samples.

Texas septic pumping costs $275 to $475 in 2026 for a standard 1,000-gallon tank. Prices vary by region, tank size, and access. Here's the full breakdown.
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Find top-rated water well drilling experts in Brenham, Texas. Ensure your water supply with trusted local professionals.
When Washington County homeowners need septic or well water help, Trejo, Antonio is a certified contractor serving Brenham and surrounding areas. Holding active state certification, they are qualified to perform the full range of septic and well services in Texas. When well pumps fail or lose pressure, their technicians diagnose and repair issues quickly to restore reliable water service to your home. Well water quality testing is available to ensure your drinking water meets health and safety standards and to identify any treatment needs. The area's clay soils and sandy soils demand specialized knowledge that experienced local contractors bring to every project they undertake. Schedule your service today and keep your septic system or well running smoothly.
Residental & Industrial water wells and pumps. We offer speedy service to Washington, Austin and Waller Counties. Let Cobra tackle your water problems.
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