Clean Water Act discharge permit · NPDES IL0028088
MWRDGC TERRENCE J O'BRIEN WTR RECLAMATION PLANT, Chicago, IL: NPDES IL0028088 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 37Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
MWRDGC TERRENCE J O'BRIEN WTR RECLAMATION PLANT, held by METRO WATER RECLAMATION DISTRICT OF GREATER CHICAGO, holds NPDES permit IL0028088, which discharges to North Shore Channel. EPA’s file records it issued December 23, 2013 and expiring December 31, 2018. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | MWRDGC TERRENCE J O'BRIEN WTR RECLAMATION PLANT |
|---|---|
| Permittee as filed | METRO WATER RECLAMATION DISTRICT OF GREATER CHICAGO |
| NPDES ID | IL0028088 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | December 23, 2013 |
| Expiration date | December 31, 2018 |
| Address | Chicago, IL 60076 |
| Receiving water | NORTH SHORE CHANNEL |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | North Shore Channel (HUC 071200030104) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 38Pollutants on file
- 37Under a numeric limit
- 15With a violation of any kind
- 1With 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] | 8 | 2 | 2 | April 30, 2005 | 45% over the limit |
| Carbon, tot organic [TOC] | 0 | 60 | 0 | ||
| BOD, 5-day, 20 deg. C | 2 | 7 | 0 | ||
| pH | 4 | 6 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 4 | 4 | 0 | ||
| Coliform, fecal general | 2 | 4 | 0 | ||
| Cyanide, weak acid, dissociable | 4 | 3 | 0 | ||
| Solids, total suspended | 6 | 2 | 0 | ||
| Iron, dissolved [as Fe] | 4 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 2 | 0 | ||
| Cadmium, total [as Cd] | 6 | 1 | 0 | ||
| Lead, total [as Pb] | 4 | 1 | 0 | ||
| Silver, total [as Ag] | 4 | 1 | 0 | ||
| Hardness, total [as CaCO3] | 2 | 1 | 0 | ||
| Phosphorus, total [as P] | 1 | 1 | 0 | ||
| Overflows | 8 | 0 | 0 | ||
| Oil & Grease | 4 | 0 | 0 | ||
| Cyanide, total [as CN] | 4 | 0 | 0 | ||
| Fluoride, total [as F] | 4 | 0 | 0 | ||
| Arsenic, total [as As] | 4 | 0 | 0 | ||
| Barium, total [as Ba] | 4 | 0 | 0 | ||
| Beryllium, total [as Be] | 4 | 0 | 0 | ||
| Chromium, hexavalent [as Cr] | 4 | 0 | 0 | ||
| Chromium, total [as Cr] | 4 | 0 | 0 | ||
| Copper, total [as Cu] | 4 | 0 | 0 | ||
| Iron, total [as Fe] | 4 | 0 | 0 | ||
| Manganese, total [as Mn] | 4 | 0 | 0 | ||
| Thallium, total [as Tl] | 4 | 0 | 0 | ||
| Nickel, total [as Ni] | 4 | 0 | 0 | ||
| Zinc, total [as Zn] | 4 | 0 | 0 | ||
| Antimony, total [as Sb] | 4 | 0 | 0 | ||
| Selenium, total [as Se] | 4 | 0 | 0 | ||
| Phenolics, total recoverable | 4 | 0 | 0 | ||
| Mercury, total [as Hg] | 4 | 0 | 0 | ||
| Nitrogen, total [as N] | 1 | 0 | 0 | ||
| Coliform, fecal - % samples exceeding limit | 1 | 0 | 0 | ||
| Chlorine, total residual | 1 | 0 | 0 | ||
| Flow, total | 1 | 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 IL0028088.
Velarion’s copy of EPA’s ICIS-NPDES files does not 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.
Watch this permit
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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 IL0028088 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.