Costliest Components
September 17, 2025
Septic systems are built to last, but when something fails, repairs can be costly. Understanding which components carry the highest price tags can help you make smarter decisions when it comes to care and maintenance. At HomeField Onsite Environmental, we believe that a little knowledge goes a long way in protecting your investment.
The Tank: Your System’s Core
Your septic tank is the heart of the entire system. Replacing a tank is a major project, especially if the surrounding area is difficult to access. Installation costs also vary depending on size, site conditions, and material. With proper maintenance, however, tanks can last several decades. Regular pumping and inspections help prevent issues that could lead to early failure.
Drainfields: Expensive to Repair and Replace
If your drainfield stops working, repairs can be extensive and expensive. This component handles the final treatment of wastewater and relies on soil absorption to work properly. When a drainfield becomes saturated or clogged, sewage can back up into your yard or home. Replacement often requires new design work, permitting, and excavation.
To avoid these issues, be mindful of what goes into your system. Excessive water use, heavy solids, and non-biodegradable waste can all contribute to drainfield damage over time.

Electronic and Mechanical Components
Advanced treatment systems or alternative systems often include pumps, floats, filters, alarms, and control panels. These components play a vital role in managing flow and treating wastewater. If one of them fails, you may need emergency service or full replacement. The best way to avoid that is through routine maintenance and proactive care.
Prevent Big Repairs with Simple Maintenance
The most expensive part of your septic system is the one you have to replace unexpectedly. At HomeField, we help you stay ahead of breakdowns with smart maintenance and expert service. When your system is taken care of, it works better, lasts longer, and costs you less in the long run.
Heidi
Heidi is the marketing and business development powerhouse at HomeField Onsite Environmental. She’s all about bringing the onsite wastewater world to life with knowledge, humor, and straight-up valuable insights—helping customers make the best decisions for their systems!
Sign Up For Our Newsletter
OUR SERVICE AREA
WE LOVE THE EAST VALLEY
We make the East Valley our home base, and proudly serve the cities and areas on this side of town, including:


