Clinton WWTP
1901 Beaver Channel Pkwy, Clinton, IA 52732 · Clinton County · Publicly Owned Treatment Works
- Average flow
- 6.52 MGD
- Design flow
- 17 MGD
- NPDES permit
- IA0035947
- Effective
- Permit expires
- June 2031
- Population served
- 30,521
- CWNS 2022
Clinton WWTP is a publicly owned wastewater treatment works in Clinton, Clinton County, Iowa treating an average of 6.52 million gallons per day against a permitted design capacity of 17 MGD, serving about 30,521 residents. It discharges under NPDES permit IA0035947 (effective), which expires in June 2031, with 12 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in July 2011.
Treatment technology
One treatment structure or unit process identified at Clinton WWTP.
Available with a free Klarifi account
See the full treatment train at Clinton WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 12
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Clinton WWTP in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Compliance actions
- $1,600
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Jul 2011
CITY OF CLINTON, IOWA
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $1,600
Source: EPA ECHO, civil enforcement case 07-2005-0306.
Full case history with a free Klarifi account
Every action against Clinton WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Industrial users and pretreatment
Industries that discharge process wastewater to Clinton WWTP, from the plant's pretreatment programme records.
- Industrial users
- 3
- on record
On record: Darling International Inc (Clinton); Nestle Purina Petcare Co (Clinton); Sethness Products Company (Clinton). Most users are in food and beverage.
Industrial users of Clinton WWTP →
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Discharge flow, federal category, source documents and contacts for every industrial user of Clinton WWTP. Free with a Klarifi account.
Key contacts
Decision-makers at Clinton WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Iowa
Princeton · 10 mi away
0.07 MGD
Andover · 12 mi away
—
Mccausland · 12 mi away
—
Goose Lake · 14 mi away
—
Dewitt · 16 mi away
0.82 MGD
Charlotte · 16 mi away
—
Le Claire · 17 mi away
0.37 MGD
Sabula · 17 mi away
0.06 MGD
Clinton 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 October 26, 2026; facility record last updated March 7, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms