Aerobic / ATU Septic System Cost in Utah
Estimated 2026 installed range: $8,400 – $18,900
Get your own estimate in 30 seconds
Open the cost calculatorWhy Utah prices differ
Statewide cost drivers here are hard ground, terrain and remote access. Locally, hard ground and cold winters affect excavation and depth. That is why a aerobic / atu system in Utah can land well above or below the national range of $8,000–$18,000.
All system types in Utah
| System | Low | High |
|---|---|---|
| Conventional | $3,700 | $8,400 |
| Chamber | $5,200 | $11,600 |
| Aerobic / ATU | $8,400 | $18,900 |
| Mound | $10,500 | $23,100 |
| Sand filter | $8,400 | $16,800 |
What aerobic / atu systems are for
Aerobic treatment units add oxygen to break down waste faster. They are used on tight or wet lots, require electricity, and need periodic maintenance.