Lone Tree South WWTP
Lone Tree, IA · Johnson County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 1.6 MGD
- NPDES permit
- IA0060330
- Effective
- Permit expires
- May 2028
- Population served
- 1,357
- CWNS 2022
Lone Tree South WWTP is a publicly owned wastewater treatment works in Lone Tree, Johnson County, Iowa, serving about 1,357 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit IA0060330 (effective), which expires in May 2028, with 4 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
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Compliance snapshot (last 3 years)
- Total violations
- 4
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Lone Tree South WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Lone Tree South WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Iowa
Hills · 7 mi away
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Nichols · 7 mi away
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Conesville · 8 mi away
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Iowa City · 10 mi away
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West Liberty · 11 mi away
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West Branch · 14 mi away
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Ainsworth · 14 mi away
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Kalona · 14 mi away
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Lone Tree South WWTP: 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 March 16, 2025.