Superior Wastewater Treatment Facility
S Hartley St, Superior, NE 68978 · Nuckolls County · Publicly Owned Treatment Works
- Average flow
- 0.2 MGD
- Design flow
- 0.39 MGD
- NPDES permit
- NE0023809
- Effective
- Permit expires
- December 2030
- Population served
- 2,251
- CWNS 2022
Superior Wastewater Treatment Facility is a publicly owned wastewater treatment works in Superior, Nuckolls County, Nebraska treating an average of 0.2 million gallons per day against a permitted design capacity of 0.39 MGD, serving about 2,251 residents. It discharges under NPDES permit NE0023809 (effective), which expires in December 2030, with 66 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Superior Wastewater Treatment Facility.
Available with a free Klarifi account
See the full treatment train at Superior Wastewater Treatment Facility: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 66
- Effluent violations
- 33
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Superior Wastewater Treatment Facility, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Superior Wastewater Treatment Facility, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Nebraska
Deshler · 18 mi away
0.1 MGD
Hebron · 27 mi away
0.12 MGD
Shickley · 32 mi away
0.01 MGD
Bruning · 32 mi away
—
Geneva · 42 mi away
0.14 MGD
Hastings · 44 mi away
3.25 MGD
Fairbury · 46 mi away
0.34 MGD
Jansen · 51 mi away
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Superior 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 October 26, 2026; facility record last updated March 5, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms