Mcpherson Wastewater Plant
1400 Treatment Plant Road, Mcpherson, KS 67460 · Mcpherson County · Publicly Owned Treatment Works
- Average flow
- 0.36 MGD
- Design flow
- —
- NPDES permit
- KS0036196
- Effective
- Permit expires
- May 2030
- Population served
- 13,970
- CWNS 2022
Mcpherson Wastewater Plant is a publicly owned wastewater treatment works in Mcpherson, Mcpherson County, Kansas treating an average of 0.36 million gallons per day, serving about 13,970 residents. It discharges under NPDES permit KS0036196 (effective), which expires in May 2030, with 0 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in January 2026.
Treatment technology
Treatment structures and unit processes at Mcpherson Wastewater Plant.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Mcpherson Wastewater Plant in EPA's ICIS system.
- Formal actions
- 1
- 1 since FY2020
- Compliance actions
- $5,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Jan 2026
City of McPherson, Kansas CWA 309A AO For Compliance
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $5,000
EPA's description of the case:
“This Administrative Compliance Order seeks a compliance plan to resolve violations for the City of McPherson NPDES pretreatment permit violations.”
Source: EPA ECHO, civil enforcement case 07-2026-0072.
Full case history with a free Klarifi account
Every action against Mcpherson Wastewater Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Mcpherson Wastewater Plant.
No verified contacts on file yet
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Nearby wastewater treatment plants in Kansas
Windom · 9 mi away
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Inman · 10 mi away
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Canton · 13 mi away
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Moundridge · 14 mi away
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Lindsborg · 15 mi away
0.19 MGD
Marquette · 17 mi away
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Buhler · 17 mi away
0.09 MGD
Little River · 19 mi away
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Mcpherson Wastewater Plant: 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 1, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms