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Petroleum Refining, major discharger, Joliet, Illinois. NPDES permit IL0002861 expired Sep 30, 2026; its limits still apply. Last 12 months: over a limit 12 times (last August 2026), 10 of 101 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Outfall | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|---|
| October 2025 | COM | Temperature, water deg. fahrenheit, monthly maximum | 101.2 deg F | ≤ 93 deg F | 9% |
| November 2025 | COM | Temperature, water deg. fahrenheit, monthly maximum | 102.3 deg F | ≤ 93 deg F | 10% |
| December 2025 | COM | Temperature, water deg. fahrenheit, monthly maximum | 102.7 deg F | ≤ 63 deg F | 63% |
| January 2026 | 008 | Oil and grease, daily maximum | 18.2 mg/L | ≤ 15 mg/L | 21% |
| January 2026 | COM | Temperature, water deg. fahrenheit, monthly maximum | 102.1 deg F | ≤ 63 deg F | 62% |
| February 2026 | COM | Temperature, water deg. fahrenheit, monthly maximum | 93.1 deg F | ≤ 63 deg F | 48% |
| March 2026 | COM | Temperature, water deg. fahrenheit, monthly maximum | 94.9 deg F | ≤ 63 deg F | 51% |
| April 2026 | COM | Temperature, water deg. fahrenheit, monthly maximum | 98.1 deg F | ≤ 93 deg F | 5% |
| May 2026 | COM | Temperature, water deg. fahrenheit, monthly maximum | 105.4 deg F | ≤ 93 deg F | 13% |
| June 2026 | COM | Temperature, water deg. fahrenheit, monthly maximum | 97.8 deg F | ≤ 93 deg F | 5% |
| July 2026 | COM | Temperature, water deg. fahrenheit, monthly maximum | 100.3 deg F | ≤ 93 deg F | 8% |
| August 2026 | COM | Temperature, water deg. fahrenheit, monthly maximum | 100.2 deg F | ≤ 93 deg F | 8% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 20 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 40 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 584 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 1435 lb/d | all year | 001 |
| Oxygen demand, chem. [high level] [COD] | 30-day average | ≤ 14164 lb/d | all year | 001 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 27295 lb/d | all year | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | 30-day average | ≤ 25 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 50 mg/L | all year | 001 |
| Solids, total suspended | 30-day average | ≤ 730 lb/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 1793 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 3 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 6 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 108 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 252 lb/d | all year | 001 |
| Cyanide, total [as CN] | 30-day average | ≤ .1 mg/L | all year | 001 |
| Cyanide, total [as CN] | daily maximum | ≤ .2 mg/L | all year | 001 |
| Cyanide, total [as CN] | 30-day average | ≤ 2.9 lb/d | all year | 001 |
| Cyanide, total [as CN] | daily maximum | ≤ 7.2 lb/d | all year | 001 |
| Sulfide, total [as S] | 30-day average | ≤ 11 lb/d | all year | 001 |
| Sulfide, total [as S] | daily maximum | ≤ 24 lb/d | all year | 001 |
| Fluoride, total [as F] | 30-day average | ≤ 15 mg/L | all year | 001 |
| Fluoride, total [as F] | daily maximum | ≤ 30 mg/L | all year | 001 |
| Fluoride, total [as F] | 30-day average | ≤ 438 lb/d | all year | 001 |
| Fluoride, total [as F] | daily maximum | ≤ 1076 lb/d | all year | 001 |
| Chromium, hexavalent [as Cr] | 30-day average | ≤ .1 mg/L | all year | 001 |
| Chromium, hexavalent [as Cr] | daily maximum | ≤ .2 mg/L | all year | 001 |
| Chromium, hexavalent [as Cr] | 30-day average | ≤ .78 lb/d | all year | 001 |
| Chromium, hexavalent [as Cr] | daily maximum | ≤ 1.8 lb/d | all year | 001 |
| Chromium, total [as Cr] | 30-day average | ≤ 1 mg/L | all year | 001 |
| Chromium, total [as Cr] | daily maximum | ≤ 2 mg/L | all year | 001 |
| Chromium, total [as Cr] | 30-day average | ≤ 9.7 lb/d | all year | 001 |
| Chromium, total [as Cr] | daily maximum | ≤ 28 lb/d | all year | 001 |
| Oil and grease | 30-day average | ≤ 15 mg/L | all year | 001 |
| Oil and grease | daily maximum | ≤ 30 mg/L | all year | 001 |
| Oil and grease | 30-day average | ≤ 438 lb/d | all year | 001 |
| Oil and grease | daily maximum | ≤ 1076 lb/d | all year | 001 |
| Phenolics, total recoverable | 30-day average | ≤ .3 mg/L | all year | 001 |
| Phenolics, total recoverable | daily maximum | ≤ .6 mg/L | all year | 001 |
| Phenolics, total recoverable | 30-day average | ≤ 8.2 lb/d | all year | 001 |
| Phenolics, total recoverable | daily maximum | ≤ 27 lb/d | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 5 mg/L | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 110 mg/L | all year | 003 |
| Oil and grease | daily maximum | ≤ 15 mg/L | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| pH | daily minimum | ≥ 6 SU | all year | 004 |
| pH | daily maximum | ≤ 9 SU | all year | 004 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 110 mg/L | all year | 004 |
| Oil and grease | daily maximum | ≤ 15 mg/L | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 004 |
| pH | daily minimum | ≥ 6 SU | all year | 005 |
| pH | daily maximum | ≤ 9 SU | all year | 005 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 110 mg/L | all year | 005 |
| Oil and grease | daily maximum | ≤ 15 mg/L | all year | 005 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 005 |
| pH | daily minimum | ≥ 6 SU | all year | 008 |
| pH | daily maximum | ≤ 9 SU | all year | 008 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 110 mg/L | all year | 008 |
| Oil and grease | daily maximum | ≤ 15 mg/L | all year | 008 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 008 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 90 deg F | all year | A01 |
| pH | daily minimum | ≥ 6 SU | all year | A03 |
| pH | daily maximum | ≤ 9 SU | all year | A03 |
| Solids, total suspended | 30-day average | ≤ 15 mg/L | all year | A03 |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | all year | A03 |
| Iron, total [as Fe] | 30-day average | ≤ 2 mg/L | all year | A03 |
| Iron, total [as Fe] | daily maximum | ≤ 4 mg/L | all year | A03 |
| Oil and grease | 30-day average | ≤ 15 mg/L | all year | A03 |
| Oil and grease | daily maximum | ≤ 30 mg/L | all year | A03 |
| Benzene, ethylbenzene, toluene, xylene combination | daily maximum | ≤ .75 mg/L | all year | A03 |
| Benzene | daily maximum | ≤ .05 mg/L | all year | A03 |
| Phenols | 30-day average | ≤ .3 mg/L | all year | A03 |
| Phenols | daily maximum | ≤ .6 mg/L | all year | A03 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | A03 |
| Temperature, water deg. fahrenheit | monthly maximum | ≤ 63 deg F | Jan, Feb, Mar, Dec | COM |
| Temperature, water deg. fahrenheit | monthly maximum | ≤ 93 deg F | Apr–Nov | COM |
| Sulfate [as S] | daily maximum | report only (mg/L) | all year | COM |
| pH | minimum | ≥ 6 SU | all year | COM |
| pH | maximum | ≤ 9 SU | all year | COM |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | COM |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | COM |
| Cyanide, weak acid, dissociable | daily maximum | report only (ug/L) | all year | COM |
| Cyanide, weak acid, dissociable | daily maximum | report only (ug/L) | all year | COM |
| Cyanide, total [as CN] | daily maximum | report only (ug/L) | all year | COM |
| Cyanide, total [as CN] | daily maximum | report only (ug/L) | all year | COM |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | COM |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year | COM |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year | COM |
| Barium, total [as Ba] | daily maximum | report only (mg/L) | all year | COM |
| Barium, total [as Ba] | daily maximum | report only (mg/L) | all year | COM |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year | COM |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year | COM |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | COM |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | COM |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | COM |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | COM |
| Iron, dissolved [as Fe] | daily maximum | report only (mg/L) | all year | COM |
| Iron, dissolved [as Fe] | daily maximum | report only (mg/L) | all year | COM |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | COM |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | COM |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | COM |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | COM |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year | COM |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year | COM |
| Silver, total [as Ag] | daily maximum | report only (mg/L) | all year | COM |
| Silver, total [as Ag] | daily maximum | report only (mg/L) | all year | COM |
| Vanadium, total [as V] | daily maximum | report only (mg/L) | all year | COM |
| Vanadium, total [as V] | daily maximum | report only (mg/L) | all year | COM |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | COM |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | COM |
| Selenium, total [as Se] | daily maximum | report only (mg/L) | all year | COM |
| Selenium, total [as Se] | daily maximum | report only (mg/L) | all year | COM |
| Chlorine, total residual | daily maximum | ≤ .05 mg/L | all year | COM |
| Solids, total dissolved | daily maximum | ≤ 385000 lb/d | Jan, Feb, Mar, Apr, Nov, Dec | COM |
| Mercury, total [as Hg] | semi-annual maximum | report only (ng/L) | Jan, Jul | COM |
Cited limits by parameter: Illinois's rules and the federal ones.
Same industry: the 9 Petroleum Refining and Related Industries permits in Illinois.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/IL0002861 · MCP: https://passage-data.com/mcp