M'Kean Maffitt Wastewater Treatment Plant
3436 River Road, Wilmington, NC 28412 · New Hanover County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 12 MGD
- NPDES permit
- NC0023973
- Effective
- Permit expires
- November 2026
- Population served
- 67,218
- CWNS 2022
M'Kean Maffitt Wastewater Treatment Plant is a publicly owned wastewater treatment works in Wilmington, New Hanover County, North Carolina, serving about 67,218 residents. It discharges under NPDES permit NC0023973 (effective), which expires in November 2026, with 0 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified, 1 planned upgrade on record at M'Kean Maffitt Wastewater Treatment Plant.
Available with a free Klarifi account
See the full treatment train at M'Kean Maffitt Wastewater Treatment Plant: structures, unit processes and planned upgrades, with exact unit counts.
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 M'Kean Maffitt Wastewater Treatment Plant in EPA's ICIS system.
- Formal actions
- 0
- none on record
- EPA inspections
- 1
- latest Jul 2003
No formal federal enforcement case is on record for this plant.
Full case history with a free Klarifi account
Every action against M'Kean Maffitt Wastewater Treatment Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
1 verified contact for M'Kean Maffitt Wastewater Treatment Plant, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at M'Kean Maffitt Wastewater Treatment Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in North Carolina
Leland · 5 mi away
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Navassa · 8 mi away
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Carolina Beach · 9 mi away
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Clarkton · 46 mi away
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Beulaville · 52 mi away
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Kenansville · 56 mi away
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Clinton · 62 mi away
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Roseboro · 63 mi away
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M'Kean Maffitt Wastewater Treatment 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 · Equalization tank · Centrate · all terms