Clean Water Act discharge permit · NPDES IL0069477
PHILLIPS 66 COMPANY, Cahokia, IL: NPDES IL0069477 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 17Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
PHILLIPS 66 COMPANY holds NPDES permit IL0069477, which discharges to Unnamed Trib To Mississippi River. EPA’s file records it issued July 15, 2020 and expiring July 31, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | PHILLIPS 66 COMPANY |
|---|---|
| Permittee as filed | PHILLIPS 66 COMPANY |
| NPDES ID | IL0069477 |
| 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, 2020 |
| Expiration date | July 31, 2025 |
| Address | Cahokia, IL 62206 |
| Receiving water | UNNAMED TRIB TO MISSISSIPPI RIVER |
| Subwatershed | Middle Prairie du Pont Creek (HUC 071401010503) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 33Pollutants on file
- 17Under a numeric limit
- 33With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 3 | 9 | 4 | April 30, 2006 | 5,540% over the limit |
| BOD, 5-day, 20 deg. C | 6 | 12 | 2 | May 31, 2015 | 35% over the limit |
| Solids, total suspended | 6 | 12 | 2 | December 31, 2004 | 258% over the limit |
| Oil and grease | 6 | 12 | 2 | May 31, 2015 | 50% over the limit |
| pH | 6 | 11 | 0 | ||
| Iron, total [as Fe] | 6 | 10 | 0 | ||
| Lead, total [as Pb] | 6 | 10 | 0 | ||
| Methyl tert-butyl ether [MTBE] | 6 | 10 | 0 | ||
| Toluene | 6 | 10 | 0 | ||
| Naphthalene | 6 | 10 | 0 | ||
| Ethylbenzene | 6 | 10 | 0 | ||
| Flow, in conduit or thru treatment plant | 6 | 10 | 0 | ||
| Xylene [mix of m+o+p] | 6 | 10 | 0 | ||
| Benzene, ethylbenzene, toluene, xylene combination | 3 | 5 | 0 | ||
| Phenolics, total recoverable | 3 | 5 | 0 | ||
| Benzene | 3 | 5 | 0 | ||
| Acenaphthylene | 0 | 5 | 0 | ||
| Acenaphthene | 0 | 5 | 0 | ||
| Anthracene | 0 | 5 | 0 | ||
| Benzo[b]fluoranthene | 0 | 5 | 0 | ||
| Benzo[k]fluoranthene | 0 | 5 | 0 | ||
| Benzo[a]pyrene | 0 | 5 | 0 | ||
| Chrysene | 0 | 5 | 0 | ||
| Fluoranthene | 0 | 5 | 0 | ||
| Fluorene | 0 | 5 | 0 | ||
| Indeno[1,2,3-cd]pyrene | 0 | 5 | 0 | ||
| Phenanthrene | 0 | 5 | 0 | ||
| Pyrene | 0 | 5 | 0 | ||
| Benzo[ghi]perylene | 0 | 5 | 0 | ||
| Benzo[a]anthracene | 0 | 5 | 0 | ||
| Dibenz[a,h]anthracene | 0 | 5 | 0 | ||
| Polyram | 0 | 5 | 0 | ||
| Polynuclear Aromatic Hydrocarbons [PAHs] | 3 | 3 | 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 IL0069477.
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 IL0069477 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.