Hills, City Of WWTF
Hills, IA · Johnson County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.59 MGD
- NPDES permit
- IA0052894
- Effective
- Permit expires
- October 2030
- Population served
- —
- CWNS 2022
Hills, City Of WWTF is a publicly owned wastewater treatment works in Hills, Johnson County, Iowa. Treatment on site includes aerated lagoons, uncovered lagoons. It discharges under NPDES permit IA0052894 (effective), which expires in October 2030, with 0 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
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Hills, City Of WWTF, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Hills, City Of WWTF, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Iowa
Iowa City · 5 mi away
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Lone Tree · 7 mi away
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Coralville · 10 mi away
—
Kalona · 11 mi away
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Tiffin · 12 mi away
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North Liberty · 13 mi away
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West Branch · 13 mi away
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Nichols · 13 mi away
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Hills, City Of WWTF: 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 August 13, 2026.