Dallas City Stp, City Of
Ill Route 9 West Side Of Town, Dallas City, IL 62330 · Hancock County · Publicly Owned Treatment Works
- Average flow
- 0.05 MGD
- Design flow
- 1.05 MGD
- NPDES permit
- IL0028312
- Effective
- Permit expires
- March 2028
- Population served
- 859
- CWNS 2022
Dallas City Stp, City Of is a publicly owned wastewater treatment works in Dallas City, Hancock County, Illinois treating an average of 0.05 million gallons per day against a permitted design capacity of 1.05 MGD, serving about 859 residents. It discharges under NPDES permit IL0028312 (effective), which expires in March 2028, with 32 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Dallas City Stp, City Of.
Available with a free Klarifi account
See the full treatment train at Dallas City Stp, City Of: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 32
- Effluent violations
- 32
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
5 verified contacts for Dallas City Stp, City Of, with validated emails and direct phone numbers.
Unlock 5 verified contacts (2 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Dallas City Stp, City Of, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Illinois
Laharpe · 12 mi away
0.24 MGD
Nauvoo · 12 mi away
0.17 MGD
Carthage · 16 mi away
0.55 MGD
Stronghurst · 17 mi away
0.1 MGD
Blandinsville · 18 mi away
0.03 MGD
Biggsville · 23 mi away
0.02 MGD
Warsaw · 24 mi away
0.03 MGD
Tennessee · 24 mi away
0.003 MGD
Dallas City Stp, City Of: 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 19, 2026; facility record last updated September 18, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · WWTP · Biosolids · all terms