Joppa Sanitary District Stp, Village Of
Highway 5, Joppa, IL 62953 · Massac County · Publicly Owned Treatment Works
- Average flow
- 0.006 MGD
- Design flow
- 0.25 MGD
- NPDES permit
- ILG580156
- Effective
- Permit expires
- May 2027
- Population served
- 551
- CWNS 2022
Joppa Sanitary District Stp, Village Of is a publicly owned wastewater treatment works in Joppa, Massac County, Illinois treating an average of 0.006 million gallons per day against a permitted design capacity of 0.25 MGD, serving about 551 residents. It discharges under NPDES permit ILG580156 (effective), which expires in May 2027, with 1 recorded violation in the last three years.
Treatment technology
One treatment structure or unit process identified at Joppa Sanitary District Stp, Village Of.
Available with a free Klarifi account
See the full treatment train at Joppa Sanitary District Stp, Village Of: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 1
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Joppa Sanitary District Stp, Village Of.
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Nearby wastewater treatment plants in Illinois
Karnak · 9 mi away
0.0063 MGD
New Grand Chain · 11 mi away
0.01 MGD
Brookport · 12 mi away
0.05 MGD
Olmsted · 14 mi away
0.18 MGD
Cypress · 15 mi away
0.0026 MGD
Vienna · 15 mi away
0.3 MGD
Perks · 16 mi away
0.0031 MGD
Buncombe · 21 mi away
0.04 MGD
Joppa Sanitary District Stp, Village 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 6, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms