Cedar Falls City Of STP
Cedar Falls, IA · Black Hawk County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 21.6 MGD
- NPDES permit
- IA0036633
- Effective
- Permit expires
- December 2029
- Population served
- 35,848
- CWNS 2022
Cedar Falls City Of STP is a publicly owned wastewater treatment works in Cedar Falls, Black Hawk County, Iowa, serving about 35,848 residents. Treatment on site includes clarifiers, biogas silos, biogas balloons. It discharges under NPDES permit IA0036633 (effective), which expires in December 2029, 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.
Capital improvement projects in Cedar Falls
Cedar Falls's capital improvement plan lists 14 water, sewer and wastewater line items worth $133M starting 2024–2029. The largest budgeted items are shown here.
All water and sewer capital projects in Cedar Falls →
| Project | Budget | Years |
|---|---|---|
| Nutrient Reduction Improvements | $125,660,000 | 2024–2029 |
| SW Branch of Dry Run Creek Extension | $2,310,000 | 2026–2026 |
| Sanitary Sewer Rehabilitation | $1,800,000 | 2024–2029 |
| Lift Station Maintenance and Upgrades | $760,000 | 2024–2029 |
| Northern Industrial Park Realignment | $550,000 | 2029–2029 |
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
3 verified contacts for Cedar Falls City Of STP, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Cedar Falls City Of STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Iowa
Janesville · 7 mi away
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Hudson · 8 mi away
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Evansdale · 8 mi away
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Dewar · 11 mi away
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Dike · 11 mi away
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Waverly · 12 mi away
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Dike · 13 mi away
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Shell Rock · 13 mi away
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Cedar Falls City Of STP: 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 5, 2025.