Clean Water Act discharge permit · NPDES ILM580022
MAYWOOD CSOS, VILLAGE OF, Maywood, IL: NPDES ILM580022 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 1Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
MAYWOOD CSOS, VILLAGE OF holds NPDES permit ILM580022, which discharges to Desplaines River. EPA’s file records it issued June 1, 2003 and expiring May 31, 2008. 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.
What the register holds for MAYWOOD CSOS, VILLAGE OF: its NPDES ID, its permit type and status, its dates, its address in Maywood, Illinois, its receiving water, and 1 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILM580022.
Identity
| Facility as filed | MAYWOOD CSOS, VILLAGE OF |
|---|---|
| Permittee as filed | MAYWOOD CSOS, VILLAGE OF |
| NPDES ID | ILM580022 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Combined sewer overflows |
| Issued | June 1, 2003 |
| Expiration date | May 31, 2008 |
| Address | Maywood, IL 60153 |
| Receiving water | DESPLAINES RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Bensenville Ditch-Des Plaines River (HUC 071200040506) |
| SIC | 4952 – Sewerage Systems |
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
- 1Pollutants on file
- 1Under a numeric limit
- 0With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| Flow | 8 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES ILM580022.
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 ILM580022.
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 ILM580022 there.
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- Every permit record in Illinois, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.