Hinckley Stp, Village Of
200 S E Sandwich Rd, Hinckley, IL 60520 · De Kalb County · Publicly Owned Treatment Works
- Average flow
- 0.32 MGD
- Design flow
- 1.25 MGD
- NPDES permit
- IL0050628
- Effective
- Permit expires
- January 2028
- Population served
- 3,057
- CWNS 2022
Hinckley Stp, Village Of is a publicly owned wastewater treatment works in Hinckley, De Kalb County, Illinois treating an average of 0.32 million gallons per day against a permitted design capacity of 1.25 MGD, serving about 3,057 residents. It discharges under NPDES permit IL0050628 (effective), which expires in January 2028, with 7 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in March 2016.
Treatment technology
One treatment structure or unit process identified at Hinckley Stp, Village Of.
Available with a free Klarifi account
See the full treatment train at Hinckley Stp, Village Of: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 7
- Effluent violations
- 7
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 Hinckley Stp, Village Of in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Compliance actions
- $5.4M
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Mar 2016
Village of Hinckley
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $5.4M
EPA's description of the case:
“Violation conditions of NPDES Permit”
Source: EPA ECHO, civil enforcement case 05-2013-0311.
Full case history with a free Klarifi account
Every action against Hinckley Stp, Village Of with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
1 verified contact for Hinckley Stp, Village Of, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Hinckley Stp, Village Of, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Illinois
Big Rock · 4 mi away
0.03 MGD
Waterman · 6 mi away
0.25 MGD
Plano · 10 mi away
0.76 MGD
Maple Park · 10 mi away
0.17 MGD
Somonauk · 10 mi away
0.15 MGD
Cortland, Township Of · 11 mi away
0.55 MGD
Elburn · 11 mi away
0.88 MGD
Shabbona · 12 mi away
0.2 MGD
Hinckley 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 August 3, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Significant industrial user · WWTP · all terms