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Clean Water Act discharge permit · NPDES IL0028053

MWRDGC STICKNEY WRP, Chicago, IL: NPDES IL0028053 discharge permit, effluent exceedances, inspections, penalties

MWRDGC STICKNEY WRP, held by METRO WATER RECLAMATION DISTRICT OF GREATER CHICAGO, holds NPDES permit IL0028053, which discharges to Chicago Sanitary And Ship Canal. EPA’s file records it issued January 22, 2002 and expiring February 28, 2007. 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 filedMWRDGC STICKNEY WRP
Permittee as filedMETRO WATER RECLAMATION DISTRICT OF GREATER CHICAGO
NPDES IDIL0028053
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMajor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedJanuary 22, 2002
Expiration dateFebruary 28, 2007
AddressChicago, IL 60804
Receiving waterCHICAGO SANITARY AND SHIP CANAL
Receiving water impaired303(D) Listed
SubwatershedSouth Branch Chicago River-Chicago Sanitary and Ship Canal (HUC 071200030107)
Other EPA IDs (FRS)RCRA handler ILT180014490; ICIS-AIR source IL000031300AAL

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Solids, total suspended86018March 31, 2026650% over the limit
Nitrogen, ammonia total [as N]8635March 31, 2026262% over the limit
pH2104August 31, 2025
BOD, carbonaceous [5 day, 20 C]4332March 31, 202633% over the limit
Chlorine, total residual1730
Phosphorus, total [as P]0650
Flow, in conduit or thru treatment plant4600
BOD, 5-day, 20 deg. C4190
Cyanide, free [amenable to chlorination]0120
Nitrogen, total [as N]040
Hardness, total [as CaCO3]010
Cadmium, total [as Cd]010
Iron, dissolved [as Fe]010
Oxygen, dissolved [DO]100
Flow, total100

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

DateWhat EPA recordedAgency
August 22, 2025Effluent Violations - Reported Fish KillST6

Inspections

DateWhat EPA recordedAgency
April 13, 2026FocusedS

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES IL0028053.

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 IL0028053 there.

MWRDGC STICKNEY WRP, Chicago, Illinois: Individual permit IL0028053, held by METRO WATER RECLAMATION DISTRICT OF GREATER CHICAGO; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued January 22, 2002, term to February 28, 2007; discharges to CHICAGO SANITARY AND SHIP CANAL.

2 of the 15 pollutants listed for NPDES IL0028053 have no violation or effluent exceedance.

  • Solids, total suspended: 8 limits, 60 violations of any kind, 18 effluent exceedances, latest March 31, 2026, largest 650% over the limit.
  • Nitrogen, ammonia total [as N]: 8 limits, 63 violations of any kind, 5 effluent exceedances, latest March 31, 2026, largest 262% over the limit.
  • pH: 2 limits, 10 violations of any kind, 4 effluent exceedances, latest August 31, 2025.
  • BOD, carbonaceous [5 day, 20 C]: 4 limits, 33 violations of any kind, 2 effluent exceedances, latest March 31, 2026, largest 33% over the limit.
  • Chlorine, total residual: 1 limit, 73 violations of any kind.
  • Phosphorus, total [as P]: 0 limits, 65 violations of any kind.
  • Flow, in conduit or thru treatment plant: 4 limits, 60 violations of any kind.
  • BOD, 5-day, 20 deg. C: 4 limits, 19 violations of any kind.
  • Cyanide, free [amenable to chlorination]: 0 limits, 12 violations of any kind.
  • Nitrogen, total [as N]: 0 limits, 4 violations of any kind.
  • Hardness, total [as CaCO3]: 0 limits, 1 violation of any kind.
  • Cadmium, total [as Cd]: 0 limits, 1 violation of any kind.
  • Iron, dissolved [as Fe]: 0 limits, 1 violation of any kind.
  • Oxygen, dissolved [DO]: 1 limit.
  • Flow, total: 1 limit.
  • April 13, 2026: Focused (S).
  • August 22, 2025: Effluent Violations - Reported Fish Kill (ST6).

Illinois holds 544 Publicly owned treatment works coverages of this permit type in EPA’s file; 0 were issued before IL0028053. METRO WATER RECLAMATION DISTRICT OF GREATER CHICAGO holds 11 permits in Illinois.

Other permits held by METRO WATER RECLAMATION DISTRICT OF GREATER CHICAGO

Coverages issued nearest IL0028053

MWRDGC STICKNEY WRP among its neighbors

70 discharge permits are in the South Branch Chicago River-Chicago Sanitary and Ship Canal subwatershed (HUC 071200030107); IL0028053 is one. Its county: 718, 9 major; IL0028053 is major permit.

Other permits in the South Branch Chicago River-Chicago Sanitary and Ship Canal subwatershed (HUC 071200030107)

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES IL0028053 for MWRDGC STICKNEY WRP in Chicago, IL, held by METRO WATER RECLAMATION DISTRICT OF GREATER CHICAGO and administratively continued. The page lists 9 pollutants under a numeric limit and 4 pollutants with an effluent exceedance, with the permit issued January 22, 2002 and expiring February 28, 2007.