Sparta - Southeast Stp, City Of
South Border Street, Sparta, IL 62286 · Randolph County · Publicly Owned Treatment Works
- Average flow
- 0.68 MGD
- Design flow
- 2.1 MGD
- NPDES permit
- IL0031160
- Effective
- Permit expires
- May 2031
- Population served
- 4,315
- CWNS 2022
Sparta - Southeast Stp, City Of is a publicly owned wastewater treatment works in Sparta, Randolph County, Illinois treating an average of 0.68 million gallons per day against a permitted design capacity of 2.1 MGD, serving about 4,315 residents. It discharges under NPDES permit IL0031160 (effective), which expires in May 2031, with 0 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Sparta - Southeast Stp, City Of.
Available with a free Klarifi account
See the full treatment train at Sparta - Southeast Stp, City Of: 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 Sparta - Southeast Stp, City Of.
No verified contacts on file yet
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Nearby wastewater treatment plants in Illinois
Tilden · 6 mi away
0.04 MGD
Coulterville · 7 mi away
0.04 MGD
Percy · 8 mi away
0.09 MGD
Steeleville · 8 mi away
0.25 MGD
Baldwin · 9 mi away
0.05 MGD
Cutler · 9 mi away
0.0069 MGD
Marissa · 10 mi away
0.58 MGD
Willisville · 10 mi away
0.04 MGD
Sparta - Southeast 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 26, 2026; facility record last updated November 27, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms