Clean Water Act discharge permit · NPDES IL0045284
DUPO TERMINAL, Dupo, IL: NPDES IL0045284 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 25Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
DUPO TERMINAL, held by UNION PACIFIC RAILROAD COMPANY, holds NPDES permit IL0045284, which discharges to Palmer Creek. EPA’s file records it issued July 15, 2015 and expiring July 31, 2020. 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 | DUPO TERMINAL |
|---|---|
| Permittee as filed | UNION PACIFIC RAILROAD COMPANY |
| NPDES ID | IL0045284 |
| 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 | July 15, 2015 |
| Expiration date | July 31, 2020 |
| Address | Dupo, IL 62239 |
| Receiving water | PALMER CREEK |
| Subwatershed | Palmer Creek-Mississippi River (HUC 071401010507) |
| SIC | 4011 – Railroads, Line-Haul Operating |
| Other EPA IDs (FRS) | RCRA handler ILD984774851 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 31Pollutants on file
- 25Under a numeric limit
- 31With a violation of any kind
- 4With 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 |
|---|---|---|---|---|---|
| Cyanide, weak acid, dissociable | 4 | 15 | 3 | September 30, 2005 | 55% over the limit |
| pH | 4 | 35 | 2 | January 31, 2024 | |
| Oil and grease | 4 | 31 | 1 | July 31, 1998 | 10% over the limit |
| Cyanide, total [as CN] | 4 | 25 | 1 | January 31, 2005 | 4% over the limit |
| BOD, 5-day, 20 deg. C | 4 | 34 | 0 | ||
| Solids, total suspended | 4 | 34 | 0 | ||
| Flow, in conduit or thru treatment plant | 8 | 33 | 0 | ||
| Arsenic, total [as As] | 4 | 14 | 0 | ||
| Lead, total [as Pb] | 4 | 14 | 0 | ||
| Polyram | 0 | 14 | 0 | ||
| Acenaphthylene | 4 | 13 | 0 | ||
| Acenaphthene | 4 | 13 | 0 | ||
| Anthracene | 4 | 13 | 0 | ||
| Benzo[k]fluoranthene | 4 | 13 | 0 | ||
| Benzo[a]pyrene | 4 | 13 | 0 | ||
| Chrysene | 4 | 13 | 0 | ||
| Fluoranthene | 4 | 13 | 0 | ||
| Fluorene | 4 | 13 | 0 | ||
| Indeno[1,2,3-cd]pyrene | 4 | 13 | 0 | ||
| Phenanthrene | 4 | 13 | 0 | ||
| Pyrene | 4 | 13 | 0 | ||
| Benzo[ghi]perylene | 4 | 13 | 0 | ||
| Benzo[a]anthracene | 4 | 13 | 0 | ||
| Dibenz[a,h]anthracene | 4 | 13 | 0 | ||
| Naphthalene | 4 | 13 | 0 | ||
| 3,4-Benzofluoranthene | 4 | 13 | 0 | ||
| Toluene | 0 | 13 | 0 | ||
| Benzene | 0 | 13 | 0 | ||
| Ethylbenzene | 0 | 13 | 0 | ||
| Xylene [mix of m+o+p] | 0 | 13 | 0 | ||
| Benzene, ethylbenzene, toluene, xylene combination | 0 | 5 | 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 IL0045284.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, IL0045284.
Start the watch
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How we handle your data → Privacy
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 IL0045284 there.
Nearby on the register
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- Every permit record in Illinois, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.