Septic System Installation in Harrah, OK & Oklahoma City Metro
Professional installation for new and existing homes throughout Oklahoma
Complete new septic system installation
We handle everything from site evaluation through final inspection and permitting.
End-to-end installation for new and existing homes
Your property gets assessed properly. We determine soil conditions, drainage patterns, and system requirements before we dig. Permits are handled by us, not you.

Six years of septic expertise you can trust
Todd Gentry built this business on solid work and honest dealing. We've installed systems across Oklahoma and we know what it takes to get it right the first time.
Licensed and bonded for your protection
Family-owned operation serving the Oklahoma City metro
We show up on time and finish what we start

Installation services we provide
Everything your septic system needs from start to finish
Septic tank installation and placement
Proper tank sizing and positioning for your property

Drain field installation and soil preparation
Engineered drainage systems built to your soil conditions
Conventional and aerobic system options
We assess your land and install the right system type
Tank sizing and placement for your property
We assess your land and install the right system type
Drain field design built to your soil type
Conventional or aerobic systems, we install what fits

Site assessment first
We evaluate soil conditions and drainage patterns on your property.
Permits handled
We manage all paperwork and county requirements for you.
System installation
Tank and drain field get installed with precision and care.
Final inspection
We verify everything works and passes all required inspections.
Questions
Find answers about septic installation, timelines, permits, and what happens after we finish.
Most installations take one to three days depending on site conditions and system complexity. We work efficiently without cutting corners. Weather and soil conditions can affect the timeline, but we'll give you a clear estimate before we start.
Yes. We manage the permit process for you. We know the requirements in every county we serve and handle the paperwork so you don't have to.
We install conventional systems, aerobic systems, and other types based on your soil and property needs. We assess your land and recommend what works best for your situation.
We do. Whether you're building new or installing in an existing home, we have the experience to get it right. We've worked with builders and homeowners across Oklahoma.
We offer maintenance plans to keep your system running strong. Regular inspections and pumping extend the life of your system and prevent costly problems down the road.
Need more answers?
Call us at (405) 203-0851 or send an email to discuss your project.
Get your system installed
Call TGW Septic today to schedule your installation and get the job done right.
