Leavenworth, City Of
Leavenworth, KS · Leavenworth County · Publicly Owned Treatment Works
- Average flow
- 3.18 MGD
- Design flow
- —
- NPDES permit
- KS0036366
- Effective
- Permit expires
- February 2028
- Population served
- 33,527
- CWNS 2022
Leavenworth, City Of is a publicly owned wastewater treatment plant in Leavenworth, Leavenworth County, Kansas treating an average of 3.18 million gallons per day, serving about 33,527 residents. Treatment on site includes clarifiers, biogas balloons. It discharges under NPDES permit KS0036366 (effective), which expires in February 2028, with 11 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 11
- Effluent violations
- 11
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Leavenworth
Leavenworth's capital improvement plan lists 13 water, sewer and wastewater line items worth $10M starting 2025–2029. The largest budgeted items are shown here.
All water and sewer capital projects in Leavenworth →
| Project | Budget | Years |
|---|---|---|
| WWTP Improvements & Repairs | $5,369,000 | 2025–2029 |
| Manhole & Sewer Line Rehabilitation | $2,500,000 | 2025–2029 |
| Replace Flush Truck | $600,000 | 2029–2029 |
| Construct Utility Storage Building | $300,000 | 2027–2027 |
| Sewer Line Maintenance at Hallmark | $292,500 | 2025–2028 |
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
9 verified contacts for Leavenworth, City Of, with validated emails and direct phone numbers.
Unlock 9 verified contacts (6 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Leavenworth, City Of, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Kansas
Kansas City · 10 mi away
1.23 MGD
Basehor · 12 mi away
0.78 MGD
Basehor · 13 mi away
—
Kansas City · 14 mi away
0.0075 MGD
Leavenworth · 16 mi away
—
Tonganoxie · 16 mi away
0.53 MGD
Bonner Springs · 16 mi away
0.35 MGD
Kansas City · 18 mi away
2.64 MGD
Leavenworth, City Of: 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 March 30, 2025.