Epworth WWTP
Bierman Rd, Epworth, IA 52045 · Dubuque County · Publicly Owned Treatment Works
- Average flow
- 0.13 MGD
- Design flow
- 0.6 MGD
- NPDES permit
- IA0036463
- Effective
- Permit expires
- June 2031
- Population served
- 1,356
- CWNS 2022
Epworth WWTP is a publicly owned wastewater treatment works in Epworth, Dubuque County, Iowa treating an average of 0.13 million gallons per day against a permitted design capacity of 0.6 MGD, serving about 1,356 residents. It discharges under NPDES permit IA0036463 (effective), which expires in June 2031, with 5 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in July 2016.
Treatment technology
One treatment structure or unit process identified at Epworth WWTP.
Available with a free Klarifi account
See the full treatment train at Epworth WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 5
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 Epworth WWTP in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Compliance actions
- $1,100
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Jul 2016
CITY OF EPWORTH
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $1,100
Source: EPA ECHO, civil enforcement case 07-2010-0297.
Full case history with a free Klarifi account
Every action against Epworth WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
1 verified contact for Epworth WWTP, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Epworth WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Iowa
Farley · 5 mi away
0.24 MGD
Asbury · 9 mi away
0.42 MGD
Bernard · 10 mi away
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Durango · 10 mi away
—
Dyersville · 11 mi away
0.55 MGD
Cascade · 11 mi away
0.19 MGD
Worthington · 11 mi away
0.09 MGD
Holy Cross · 12 mi away
—
Epworth 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 February 8, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms