Centerville City Of STP (east)
314 East Maple Street, Centerville, IA 52544 · Appanoose County · Publicly Owned Treatment Works
- Average flow
- 0.52 MGD
- Design flow
- 2.8 MGD
- NPDES permit
- IA0027472
- Effective
- Permit expires
- May 2029
- Population served
- 3,963
- CWNS 2022
Centerville City Of STP (east) is a publicly owned wastewater treatment works in Centerville, Appanoose County, Iowa treating an average of 0.52 million gallons per day against a permitted design capacity of 2.8 MGD, serving about 3,963 residents. It discharges under NPDES permit IA0027472 (effective), which expires in May 2029, with 20 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in April 2024.
Treatment technology
4 treatment structures and unit processes identified at Centerville City Of STP (east).
Available with a free Klarifi account
See the full treatment train at Centerville City Of STP (east): structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 20
- Effluent violations
- 20
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 Centerville City Of STP (east) in EPA's ICIS system.
- Formal actions
- 1
- 1 since FY2020
- Penalties assessed
- $3,000
- all cases
- EPA inspections
- 0
- none on record
Latest case · Apr 2024
City of Centerville, Iowa CWA 309G2E AO For Class I Penalties Biosolids Expedited Settlement Progr
Administrative order · CWA, Sewage Sludge Disposal · Final Order With Penalty · Penalty $3,000
EPA's description of the case:
“EPA seeks to resolve claims for penalties against Centerville, IA for violations of CWA Part 503 biosolids regulations.”
Source: EPA ECHO, civil enforcement case 07-2024-0024.
Full case history with a free Klarifi account
Every action against Centerville City Of STP (east) with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
1 verified contact for Centerville City Of STP (east), with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Centerville City Of STP (east), plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Iowa
Centerville · 2 mi away
0.25 MGD
Mystic · 4 mi away
—
Douds · 6 mi away
—
Williamson · 6 mi away
—
Exline · 6 mi away
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Cincinnati · 8 mi away
0.2 MGD
Plano · 10 mi away
—
Unionville · 10 mi away
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Centerville City Of STP (east): 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 · Tertiary treatment · Significant industrial user · all terms