Saint John Sewer Treatment Plant C/o City Hall
115 East 4th Avenue, Saint John, KS 67576 · Stafford County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- —
- NPDES permit
- KS0027791
- Effective
- Permit expires
- June 2027
- Population served
- 1,233
- CWNS 2022
Saint John Sewer Treatment Plant C/o City Hall is a publicly owned wastewater treatment works in Saint John, Stafford County, Kansas, serving about 1,233 residents. It discharges under NPDES permit KS0027791 (effective), which expires in June 2027, with 18 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Saint John Sewer Treatment Plant C/o City Hall.
Available with a free Klarifi account
See the full treatment train at Saint John Sewer Treatment Plant C/o City Hall: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 18
- Effluent violations
- 8
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Saint John Sewer Treatment Plant C/o City Hall, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Saint John Sewer Treatment Plant C/o City Hall, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Kansas
Stafford · 10 mi away
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Preston · 21 mi away
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Larned · 22 mi away
0.68 MGD
Turon · 23 mi away
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Great Bend · 24 mi away
1 MGD
Ellinwood · 25 mi away
0.14 MGD
Pratt · 25 mi away
0.55 MGD
Alden · 29 mi away
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Saint John Sewer Treatment Plant C/o City Hall: 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 October 26, 2026; facility record last updated March 15, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms