Clean Water Act discharge permit · NPDES IL0002917
EQUISTAR CHEMICALS, LP, Morris, IL: NPDES IL0002917 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 71Pollutants under a numeric limit
- 19Pollutants with an effluent exceedance
EQUISTAR CHEMICALS, LP holds NPDES permit IL0002917, which discharges to Illinois River; Aux Sable Creek. EPA’s file records it issued December 28, 2012 and expiring December 31, 2017. 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 | EQUISTAR CHEMICALS, LP |
|---|---|
| Permittee as filed | EQUISTAR CHEMICALS, LP |
| NPDES ID | IL0002917 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 28, 2012 |
| Expiration date | December 31, 2017 |
| Address | Morris, IL 60450 |
| Receiving water | ILLINOIS RIVER; AUX SABLE CREEK |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Walley Run-Aux Sable Creek (HUC 071200050106) |
| SIC | 2821 – Plastics Materials And Resins |
| Other EPA IDs (FRS) | RCRA handler ILD048296180; ICIS-AIR source IL000063800AAC |
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
- 77Pollutants on file
- 71Under a numeric limit
- 71With a violation of any kind
- 19With 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; the 60 with the most exceedances of 77 are shown.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 34 | 76 | 20 | July 31, 2018 | 149% over the limit |
| Oil and grease | 16 | 23 | 9 | November 30, 2011 | 1,473% over the limit |
| Halogen, total residual | 1 | 8 | 6 | January 31, 2017 | 75,900% over the limit |
| Benzene | 12 | 12 | 4 | May 31, 2000 | 305% over the limit |
| pH | 8 | 11 | 3 | May 31, 2003 | |
| Toluene | 12 | 7 | 3 | May 31, 2000 | 147% over the limit |
| Acenaphthene | 12 | 6 | 2 | August 31, 2001 | 460% over the limit |
| Acrylonitrile | 12 | 6 | 2 | December 31, 2019 | 7,200% over the limit |
| Chrysene | 12 | 6 | 2 | December 31, 2019 | 443% over the limit |
| Dimethyl phthalate | 12 | 6 | 2 | December 31, 2019 | 42% over the limit |
| Hexachloroethane | 12 | 6 | 2 | December 31, 2019 | 233% over the limit |
| Di[2-ethylhexyl] phthalate [DEHP] | 12 | 6 | 2 | December 31, 2005 | 614% over the limit |
| Coliform, fecal general | 1 | 3 | 2 | August 31, 2016 | 7,400% over the limit |
| 1,1-Dichloroethylene | 12 | 5 | 1 | January 31, 2011 | 146% over the limit |
| 2,4-Dinitrophenol | 12 | 5 | 1 | December 31, 2011 | 206% over the limit |
| 4-Nitrophenol | 12 | 5 | 1 | December 31, 2006 | 3% over the limit |
| Hexachlorobenzene | 12 | 5 | 1 | April 30, 2012 | 22,300% over the limit |
| Temperature, water deg. fahrenheit | 2 | 5 | 1 | July 31, 2006 | 61% over the limit |
| 1,2-Dichloroethane, total weight | 0 | 5 | 1 | January 31, 2000 | 40% over the limit |
| Flow, in conduit or thru treatment plant | 18 | 14 | 0 | ||
| BOD, 5-day, 20 deg. C | 12 | 12 | 0 | ||
| Acenaphthylene | 12 | 10 | 0 | ||
| Naphthalene | 12 | 10 | 0 | ||
| Cyanide, total [as CN] | 12 | 8 | 0 | ||
| Copper, total [as Cu] | 12 | 8 | 0 | ||
| 1,2-Dichloropropane | 12 | 8 | 0 | ||
| Anthracene | 12 | 6 | 0 | ||
| Benzo[k]fluoranthene | 12 | 6 | 0 | ||
| Phenol | 12 | 6 | 0 | ||
| Carbon, tot organic [TOC] | 12 | 4 | 0 | ||
| Chromium, total [as Cr] | 12 | 4 | 0 | ||
| Carbon tetrachloride | 12 | 4 | 0 | ||
| Chloroform | 12 | 4 | 0 | ||
| Benzo[a]pyrene | 12 | 4 | 0 | ||
| Chlorobenzene | 12 | 4 | 0 | ||
| Diethyl phthalate | 12 | 4 | 0 | ||
| Ethylbenzene | 12 | 4 | 0 | ||
| Fluoranthene | 12 | 4 | 0 | ||
| Fluorene | 12 | 4 | 0 | ||
| Methyl chloride [Chloromethane] | 12 | 4 | 0 | ||
| Methylene chloride | 12 | 4 | 0 | ||
| Nitrobenzene | 12 | 4 | 0 | ||
| Phenanthrene | 12 | 4 | 0 | ||
| Pyrene | 12 | 4 | 0 | ||
| 1,1-Dichloroethane | 12 | 4 | 0 | ||
| 1,1,1-Trichloroethane | 12 | 4 | 0 | ||
| 1,1,2-Trichloroethane | 12 | 4 | 0 | ||
| Benzo[a]anthracene | 12 | 4 | 0 | ||
| 1,2-Dichlorobenzene | 12 | 4 | 0 | ||
| trans-1,2-Dichloroethylene | 12 | 4 | 0 | ||
| 1,2,4-Trichlorobenzene | 12 | 4 | 0 | ||
| 1,3-Dichlorobenzene | 12 | 4 | 0 | ||
| 1,4-Dichlorobenzene | 12 | 4 | 0 | ||
| 2-Nitrophenol | 12 | 4 | 0 | ||
| 2,4-Dimethylphenol | 12 | 4 | 0 | ||
| 4,6-Dinitro-o-cresol | 12 | 4 | 0 | ||
| Di-n-butyl phthalate | 12 | 4 | 0 | ||
| Vinyl chloride | 12 | 4 | 0 | ||
| Trichloroethylene | 12 | 4 | 0 | ||
| Hexachlorobutadiene | 12 | 4 | 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 IL0002917.
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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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.