Nixa WWTF
Nixa, MO · Christian County · Publicly Owned Treatment Works
- Average flow
- 1.52 MGD
- Design flow
- —
- NPDES permit
- MO0028037
- Effective
- Permit expires
- June 2028
- Population served
- 22,086
- CWNS 2022
Nixa WWTF is a publicly owned wastewater treatment works in Nixa, Christian County, Missouri treating an average of 1.52 million gallons per day, serving about 22,086 residents. Treatment on site includes clarifiers, uncovered lagoons, carrousels / oxidation ditches, biological p removal, biological treatment, other and other unit processes. It discharges under NPDES permit MO0028037 (effective), which expires in June 2028, with 16 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Uncovered lagoons
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Carrousels / oxidation ditches
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Biological P removal
unit processBiological Treatment, Other
unit processBiosolids Aerobic Digestion
unit processBiosolids Mechanical Dewatering
unit processChemical P Removal
unit processDisinfection, UV
unit processScreening
unit processUnlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 16
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Nixa
Nixa's capital improvement plan lists 13 water, sewer and wastewater line items worth $9M starting 2025–2028. The largest budgeted items are shown here.
All water and sewer capital projects in Nixa →
| Project | Budget | Years |
|---|---|---|
| Water Tower #9 | $2,700,000 | 2025–2025 |
| Well 14 | $1,000,000 | 2028–2028 |
| Nixa North Loop Water Main | $1,000,000 | 2026–2026 |
| Sludge Holding Basin | $1,000,000 | 2025–2025 |
| New Vactor Truck | $750,000 | 2027–2027 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
Decision-makers at Nixa WWTF.
No verified contacts on file yet
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Nearby wastewater treatment plants in Missouri
Ozark · 1 mi away
0.49 MGD
Ozark · 3 mi away
1.03 MGD
Nixa · 4 mi away
0.09 MGD
Springfield · 10 mi away
25.32 MGD
Sparta · 11 mi away
0.08 MGD
Clever · 11 mi away
0.15 MGD
Republic · 13 mi away
1.38 MGD
Hurley · 14 mi away
0.13 MGD
Nixa WWTF: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated May 20, 2025.