Aerobic / ATU Septic System Cost in Wyoming
Estimated 2026 installed range: $8,000 – $18,000
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Open the cost calculatorWhy Wyoming prices differ
Statewide cost drivers here are hard ground, terrain and remote access. Locally, remote sites and hard ground raise labor and equipment costs. That is why a aerobic / atu system in Wyoming can land well above or below the national range of $8,000–$18,000.
All system types in Wyoming
| System | Low | High |
|---|---|---|
| Conventional | $3,500 | $8,000 |
| Chamber | $5,000 | $11,000 |
| Aerobic / ATU | $8,000 | $18,000 |
| Mound | $10,000 | $22,000 |
| Sand filter | $8,000 | $16,000 |
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.