Mccook Wastewater Treatment Facility
Mccook, NE · Red Willow County · Publicly Owned Treatment Works
- Average flow
- 0.41 MGD
- Design flow
- 2.63 MGD
- NPDES permit
- NE0021504
- Effective
- Permit expires
- June 2027
- Population served
- 7,698
- CWNS 2022
Mccook Wastewater Treatment Facility is a publicly owned wastewater treatment works in Mccook, Red Willow County, Nebraska treating an average of 0.41 million gallons per day against a permitted design capacity of 2.63 MGD, serving about 7,698 residents. Treatment on site includes clarifiers, uncovered lagoons, biogas silos. It discharges under NPDES permit NE0021504 (effective), which expires in June 2027, with 3 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
- 3
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Mccook Wastewater Treatment Facility, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Mccook Wastewater Treatment Facility, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Nebraska
Cambridge · 24 mi away
0.07 MGD
Beaver City · 42 mi away
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Wauneta · 43 mi away
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Gothenburg · 55 mi away
0.33 MGD
Cozad · 56 mi away
0.48 MGD
Lexington · 61 mi away
1.37 MGD
Holdrege · 69 mi away
0.48 MGD
Sutherland · 72 mi away
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Mccook Wastewater Treatment Facility: 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 April 24, 2025.