Storm Lake WWTP
Storm Lake, IA · Buena Vista County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 8 MGD
- NPDES permit
- IA0032484
- Effective
- Permit expires
- October 2029
- Population served
- 11,156
- CWNS 2022
Storm Lake WWTP is a publicly owned wastewater treatment works in Storm Lake, Buena Vista County, Iowa, serving about 11,156 residents. Treatment on site includes clarifiers, covered lagoons, uncovered lagoons, carrousels / oxidation ditches, biogas balloons. It discharges under NPDES permit IA0032484 (effective), which expires in October 2029, 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
- 3
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Storm Lake
Storm Lake's capital improvement plan lists 55 water, sewer and wastewater line items worth $132M starting 2026–2030. The largest budgeted items are shown here.
All water and sewer capital projects in Storm Lake →
| Project | Budget | Years |
|---|---|---|
| Water Plant Expansion Design | $102,913,000 | 2028–2030 |
| Jordan Well (New Well 25) | $5,616,000 | 2027–2028 |
| Well 15 Replacement (New Well 22) | $2,236,465 | 2026–2026 |
| Shallow Well (New Well 24) | $1,760,000 | 2028–2029 |
| Emerald Park LS Replacement | $1,440,000 | 2027–2028 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
15 verified contacts for Storm Lake WWTP, with validated emails and direct phone numbers.
Unlock 15 verified contacts (12 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Storm Lake WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Iowa
Schaller · 10 mi away
—
Early · 10 mi away
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Galva · 14 mi away
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Rembrandt · 15 mi away
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Aurelia · 15 mi away
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Sac City · 16 mi away
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Fonda · 17 mi away
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Odebolt · 20 mi away
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Storm Lake 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 August 11, 2026.