Clean Water Act discharge permit · NPDES IL0026531
ILLINOIS CENTER - ONE BUILDING, Chicago, IL: NPDES IL0026531 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 2Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
ILLINOIS CENTER - ONE BUILDING, held by 1C 111 BUILDING COMPANY LLC, holds NPDES permit IL0026531, which discharges to Chicago River-Main Channel. EPA’s file records it issued October 16, 2017 and expiring October 31, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | ILLINOIS CENTER - ONE BUILDING |
|---|---|
| Permittee as filed | 1C 111 BUILDING COMPANY LLC |
| NPDES ID | IL0026531 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | October 16, 2017 |
| Expiration date | October 31, 2022 |
| Address | Chicago, IL 60601 |
| Receiving water | CHICAGO RIVER-MAIN CHANNEL |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Diversey Harbor-Frontal Lake Michigan (HUC 040400020502) |
| SIC | 6512 – Nonresidential Building Operators |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 2Pollutants on file
- 2Under a numeric limit
- 2With 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 |
|---|---|---|---|---|---|
| Temperature, water deg. fahrenheit | 2 | 63 | 8 | March 31, 2018 | 3% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 124 | 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 IL0026531.
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.
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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 IL0026531 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.