Elgin WWTP
Elgin, IA 52141 · Fayette County · Publicly Owned Treatment Works
- Average flow
- 0.04 MGD
- Design flow
- 0.49 MGD
- NPDES permit
- IA0024414
- Effective
- Permit expires
- March 2027
- Population served
- 666
- CWNS 2022
Elgin WWTP is a publicly owned wastewater treatment works in Elgin, Fayette County, Iowa treating an average of 0.04 million gallons per day against a permitted design capacity of 0.49 MGD, serving about 666 residents. It discharges under NPDES permit IA0024414 (effective), which expires in March 2027, with 0 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Elgin WWTP.
Available with a free Klarifi account
See the full treatment train at Elgin WWTP: structures, unit processes and planned upgrades, with exact unit counts.
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.
Key contacts
Decision-makers at Elgin WWTP.
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Nearby wastewater treatment plants in Iowa
Clermont · 3 mi away
0.03 MGD
West Union · 8 mi away
0.37 MGD
Wadena · 9 mi away
—
Postville · 9 mi away
0.31 MGD
Castalia · 11 mi away
—
Luana · 11 mi away
—
Fayette · 12 mi away
0.07 MGD
Saint Olaf · 12 mi away
0.0055 MGD
Elgin 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 19, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms