Coon Rapids Municipal Utilities
123 3rd Avenue, Coon Rapids, IA 50058 · Carroll County · Publicly Owned Treatment Works
- Average flow
- 0.07 MGD
- Design flow
- 0.28 MGD
- NPDES permit
- IA0028983
- Effective
- Permit expires
- July 2029
- Population served
- 1,300
- CWNS 2022
Coon Rapids Municipal Utilities is a publicly owned wastewater treatment plant in Coon Rapids, Carroll County, Iowa treating an average of 0.07 million gallons per day against a permitted design capacity of 0.28 MGD, serving about 1,300 residents. It discharges under NPDES permit IA0028983 (effective), which expires in July 2029, with 4 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Coon Rapids Municipal Utilities.
Treatment structure data not yet analyzed for this facility.
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 Coon Rapids Municipal Utilities, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Coon Rapids Municipal Utilities, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Iowa
Bayard · 6 mi away
0.1 MGD
Dedham · 8 mi away
—
Scranton · 12 mi away
0.11 MGD
Glidden · 13 mi away
0.15 MGD
Templeton · 14 mi away
—
Carroll · 15 mi away
1.04 MGD
Guthrie Center · 16 mi away
0.12 MGD
Audubon · 17 mi away
0.22 MGD
Coon Rapids Municipal Utilities: 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 October 26, 2026; facility record last updated March 2, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Filter press · FOG · all terms