Linn Grove WWTP
Linn Grove, IA · Buena Vista County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.08 MGD
- NPDES permit
- IA0042897
- Effective
- Permit expires
- January 2029
- Population served
- 163
- CWNS 2022
Linn Grove WWTP is a publicly owned wastewater treatment works in Linn Grove, Buena Vista County, Iowa, serving about 163 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit IA0042897 (effective), which expires in January 2029, with 30 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
- 30
- 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 Linn Grove WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Linn Grove WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Iowa
Peterson · 4 mi away
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Sioux Rapids · 4 mi away
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Rembrandt · 7 mi away
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Royal · 12 mi away
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Webb · 12 mi away
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Sutherland · 13 mi away
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Larrabee · 15 mi away
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Calumet · 16 mi away
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Linn Grove 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 April 23, 2025.