Clean Water Act discharge permit · NPDES IL0055913
MINOOKA STP, VILLAGE OF, Minooka, IL: NPDES IL0055913 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 36Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
MINOOKA STP, VILLAGE OF, held by MINOOKA, VILLAGE OF, holds NPDES permit IL0055913, which discharges to Dupage River. EPA’s file records it issued April 28, 2016 and expiring April 30, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | MINOOKA STP, VILLAGE OF |
|---|---|
| Permittee as filed | MINOOKA, VILLAGE OF |
| NPDES ID | IL0055913 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | April 28, 2016 |
| Expiration date | April 30, 2021 |
| Address | Minooka, IL 60447 |
| Receiving water | DUPAGE RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Du Page River (HUC 071200040810) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 37Pollutants on file
- 36Under a numeric limit
- 36With a violation of any kind
- 6With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 48 | 62 | 34 | June 30, 2023 | 380% over the limit |
| Oxygen, dissolved [DO] | 5 | 36 | 16 | April 30, 2015 | 22% over the limit |
| Phosphorus, total [as P] | 2 | 30 | 16 | August 31, 2025 | 136% over the limit |
| Coliform, fecal general | 1 | 13 | 8 | June 30, 2014 | 1,400% over the limit |
| Solids, total suspended | 5 | 49 | 4 | June 30, 2014 | 334% over the limit |
| Chlorine, total residual | 1 | 13 | 1 | May 31, 2000 | 60% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 44 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 34 | 0 | ||
| pH | 2 | 14 | 0 | ||
| BOD, 5-day, 20 deg. C | 1 | 7 | 0 | ||
| Nitrogen, total [as N] | 1 | 7 | 0 | ||
| Chromium, hexavalent [as Cr] | 2 | 3 | 0 | ||
| Silver, total [as Ag] | 2 | 3 | 0 | ||
| Selenium, total [as Se] | 2 | 3 | 0 | ||
| Phenolics, total recoverable | 2 | 3 | 0 | ||
| Oil & Grease | 2 | 2 | 0 | ||
| Cyanide, total [as CN] | 2 | 2 | 0 | ||
| Arsenic, total [as As] | 2 | 2 | 0 | ||
| Barium, total [as Ba] | 2 | 2 | 0 | ||
| Cadmium, total [as Cd] | 2 | 2 | 0 | ||
| Chromium, total [as Cr] | 2 | 2 | 0 | ||
| Copper, total [as Cu] | 2 | 2 | 0 | ||
| Iron, total [as Fe] | 2 | 2 | 0 | ||
| Iron, dissolved [as Fe] | 2 | 2 | 0 | ||
| Lead, total [as Pb] | 2 | 2 | 0 | ||
| Manganese, total [as Mn] | 2 | 2 | 0 | ||
| Nickel, total [as Ni] | 2 | 2 | 0 | ||
| Zinc, total [as Zn] | 2 | 2 | 0 | ||
| Mercury, total [as Hg] | 2 | 2 | 0 | ||
| Cyanide, weak acid, dissociable | 0 | 2 | 0 | ||
| Fluoride, total [as F] | 2 | 1 | 0 | ||
| Temperature, water deg. fahrenheit | 1 | 1 | 0 | ||
| Alkalinity, total [as CaCO3] | 1 | 1 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 1 | 1 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 1 | 0 | ||
| Phosphorus, dissolved | 1 | 1 | 0 | ||
| Cyanide, free [amenable to chlorination] | 2 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES IL0055913.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID IL0055913 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.