NPDES permit IL0004171 · Major NON-POTW · effective, expires 2027-09-30 · EPA's file as of 2026-09-19
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Last period with anything received: 2026-08-31. Most often over: Oil and grease (1).
Reports are due about 25 days after each monitoring period ends (the most common figure among IL permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | pH | MO MIN | >= 6 SU | all year |
| 001 | pH | MO MAX | <= 9 SU | all year |
| 001 | Solids, total suspended | 30DA AVG | <= 15 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 30 mg/L | all year |
| 001 | Cyanide, weak acid, dissociable | DAILY MX | report only | all year |
| 001 | Cyanide, weak acid, dissociable | DAILY MX | report only | all year |
| 001 | Cyanide, total [as CN] | DAILY MX | report only | all year |
| 001 | Cyanide, total [as CN] | DAILY MX | report only | all year |
| 001 | Fluoride, total [as F] | DAILY MX | report only | all year |
| 001 | Fluoride, total [as F] | DAILY MX | report only | all year |
| 001 | Arsenic, total [as As] | DAILY MX | report only | all year |
| 001 | Arsenic, total [as As] | DAILY MX | report only | all year |
| 001 | Cadmium, total [as Cd] | DAILY MX | report only | all year |
| 001 | Cadmium, total [as Cd] | DAILY MX | report only | all year |
| 001 | Chromium, total [as Cr] | DAILY MX | report only | all year |
| 001 | Chromium, total [as Cr] | DAILY MX | report only | all year |
| 001 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 001 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 001 | Iron, total [as Fe] | DAILY MX | report only | all year |
| 001 | Iron, total [as Fe] | DAILY MX | report only | all year |
| 001 | Iron, dissolved [as Fe] | DAILY MX | report only | all year |
| 001 | Iron, dissolved [as Fe] | DAILY MX | report only | all year |
| 001 | Lead, total [as Pb] | DAILY MX | report only | all year |
| 001 | Lead, total [as Pb] | DAILY MX | report only | all year |
| 001 | Manganese, total [as Mn] | DAILY MX | report only | all year |
| 001 | Manganese, total [as Mn] | DAILY MX | report only | all year |
| 001 | Nickel, total [as Ni] | DAILY MX | report only | all year |
| 001 | Nickel, total [as Ni] | DAILY MX | report only | all year |
| 001 | Silver, total [as Ag] | DAILY MX | report only | all year |
| 001 | Silver, total [as Ag] | DAILY MX | report only | all year |
| 001 | Zinc, total [as Zn] | DAILY MX | report only | all year |
| 001 | Zinc, total [as Zn] | DAILY MX | report only | all year |
| 001 | Selenium, total [as Se] | DAILY MX | report only | all year |
| 001 | Selenium, total [as Se] | DAILY MX | report only | all year |
| 001 | Oil and grease | 30DA AVG | <= 15 mg/L | all year |
| 001 | Oil and grease | DAILY MX | <= 20 mg/L | all year |
| 001 | Phenolics, total recoverable | DAILY MX | report only | all year |
| 001 | Phenolics, total recoverable | DAILY MX | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 001 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 001 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 010 | pH | MO MIN | >= 6 SU | all year |
| 010 | pH | MO MAX | <= 9 SU | all year |
| 010 | Solids, total suspended | 30DA AVG | <= 15 mg/L | all year |
| 010 | Solids, total suspended | DAILY MX | <= 30 mg/L | all year |
| 010 | Cyanide, weak acid, dissociable | DAILY MX | report only | all year |
| 010 | Cyanide, total [as CN] | DAILY MX | report only | all year |
| 010 | Fluoride, total [as F] | DAILY MX | report only | all year |
| 010 | Arsenic, total [as As] | DAILY MX | report only | all year |
| 010 | Cadmium, total [as Cd] | DAILY MX | report only | all year |
| 010 | Chromium, total [as Cr] | DAILY MX | report only | all year |
| 010 | Copper, total [as Cu] | 30DA AVG | <= .0153 mg/L | all year |
| 010 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 010 | Iron, total [as Fe] | DAILY MX | report only | all year |
| 010 | Iron, dissolved [as Fe] | DAILY MX | report only | all year |
| 010 | Lead, total [as Pb] | DAILY MX | report only | all year |
| 010 | Manganese, total [as Mn] | DAILY MX | report only | all year |
| 010 | Nickel, total [as Ni] | DAILY MX | report only | all year |
| 010 | Silver, total [as Ag] | DAILY MX | report only | all year |
| 010 | Zinc, total [as Zn] | DAILY MX | report only | all year |
| 010 | Selenium, total [as Se] | DAILY MX | report only | all year |
| 010 | Oil and grease | 30DA AVG | <= 15 mg/L | all year |
| 010 | Oil and grease | DAILY MX | <= 20 mg/L | all year |
| 010 | Phenolics, total recoverable | DAILY MX | report only | all year |
| 010 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 010 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 010 | Mercury, total [as Hg] | ANNL AVG | <= 12 ng/L | all year |
| 010 | Mercury, total [as Hg] | 30DA AVG | report only | all year |
| 010 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 011 | Cyanide, weak acid, dissociable | DAILY MX | report only | all year |
| 011 | Cyanide, weak acid, dissociable | DAILY MX | report only | all year |
| 011 | Cyanide, total [as CN] | DAILY MX | report only | all year |
| 011 | Cyanide, total [as CN] | DAILY MX | report only | all year |
| 011 | Fluoride, total [as F] | DAILY MX | report only | all year |
| 011 | Fluoride, total [as F] | DAILY MX | report only | all year |
| 011 | Arsenic, total [as As] | DAILY MX | report only | all year |
| 011 | Arsenic, total [as As] | DAILY MX | report only | all year |
| 011 | Cadmium, total [as Cd] | DAILY MX | report only | all year |
| 011 | Cadmium, total [as Cd] | DAILY MX | report only | all year |
| 011 | Chromium, total [as Cr] | DAILY MX | report only | all year |
| 011 | Chromium, total [as Cr] | DAILY MX | report only | all year |
| 011 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 011 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 011 | Iron, total [as Fe] | DAILY MX | report only | all year |
| 011 | Iron, total [as Fe] | DAILY MX | report only | all year |
| 011 | Iron, dissolved [as Fe] | DAILY MX | report only | all year |
| 011 | Iron, dissolved [as Fe] | DAILY MX | report only | all year |
| 011 | Lead, total [as Pb] | DAILY MX | report only | all year |
| 011 | Lead, total [as Pb] | DAILY MX | report only | all year |
| 011 | Manganese, total [as Mn] | DAILY MX | report only | all year |
| 011 | Manganese, total [as Mn] | DAILY MX | report only | all year |
| 011 | Nickel, total [as Ni] | DAILY MX | report only | all year |
| 011 | Nickel, total [as Ni] | DAILY MX | report only | all year |
| 011 | Silver, total [as Ag] | DAILY MX | report only | all year |
| 011 | Silver, total [as Ag] | DAILY MX | report only | all year |
| 011 | Zinc, total [as Zn] | DAILY MX | report only | all year |
| 011 | Zinc, total [as Zn] | DAILY MX | report only | all year |
| 011 | Selenium, total [as Se] | DAILY MX | report only | all year |
| 011 | Selenium, total [as Se] | DAILY MX | report only | all year |
| 011 | Phenolics, total recoverable | DAILY MX | report only | all year |
| 011 | Phenolics, total recoverable | DAILY MX | report only | all year |
| 011 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 011 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 012 | Cyanide, weak acid, dissociable | DAILY MX | report only | all year |
| 012 | Cyanide, weak acid, dissociable | DAILY MX | report only | all year |
| 012 | Cyanide, total [as CN] | DAILY MX | report only | all year |
| 012 | Cyanide, total [as CN] | DAILY MX | report only | all year |
| 012 | Fluoride, total [as F] | DAILY MX | report only | all year |
| 012 | Fluoride, total [as F] | DAILY MX | report only | all year |
| 012 | Arsenic, total [as As] | DAILY MX | report only | all year |
| 012 | Arsenic, total [as As] | DAILY MX | report only | all year |
| 012 | Cadmium, total [as Cd] | DAILY MX | report only | all year |
| 012 | Cadmium, total [as Cd] | DAILY MX | report only | all year |
| 012 | Chromium, total [as Cr] | DAILY MX | report only | all year |
| 012 | Chromium, total [as Cr] | DAILY MX | report only | all year |
| 012 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 012 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 012 | Iron, total [as Fe] | DAILY MX | report only | all year |
| 012 | Iron, total [as Fe] | DAILY MX | report only | all year |
| 012 | Iron, dissolved [as Fe] | DAILY MX | report only | all year |
| 012 | Iron, dissolved [as Fe] | DAILY MX | report only | all year |
| 012 | Lead, total [as Pb] | DAILY MX | report only | all year |
| 012 | Lead, total [as Pb] | DAILY MX | report only | all year |
| 012 | Manganese, total [as Mn] | DAILY MX | report only | all year |
| 012 | Manganese, total [as Mn] | DAILY MX | report only | all year |
| 012 | Nickel, total [as Ni] | DAILY MX | report only | all year |
| 012 | Nickel, total [as Ni] | DAILY MX | report only | all year |
| 012 | Silver, total [as Ag] | DAILY MX | report only | all year |
| 012 | Silver, total [as Ag] | DAILY MX | report only | all year |
| 012 | Zinc, total [as Zn] | DAILY MX | report only | all year |
| 012 | Zinc, total [as Zn] | DAILY MX | report only | all year |
| 012 | Selenium, total [as Se] | DAILY MX | report only | all year |
| 012 | Selenium, total [as Se] | DAILY MX | report only | all year |
| 012 | Phenolics, total recoverable | DAILY MX | report only | all year |
| 012 | Phenolics, total recoverable | DAILY MX | report only | all year |
| 012 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 012 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 013 | Cyanide, weak acid, dissociable | DAILY MX | report only | all year |
| 013 | Cyanide, weak acid, dissociable | DAILY MX | report only | all year |
| 013 | Cyanide, total [as CN] | DAILY MX | report only | all year |
| 013 | Cyanide, total [as CN] | DAILY MX | report only | all year |
| 013 | Fluoride, total [as F] | DAILY MX | report only | all year |
| 013 | Fluoride, total [as F] | DAILY MX | report only | all year |
| 013 | Arsenic, total [as As] | DAILY MX | report only | all year |
| 013 | Arsenic, total [as As] | DAILY MX | report only | all year |
| 013 | Cadmium, total [as Cd] | DAILY MX | report only | all year |
| 013 | Cadmium, total [as Cd] | DAILY MX | report only | all year |
| 013 | Chromium, total [as Cr] | DAILY MX | report only | all year |
| 013 | Chromium, total [as Cr] | DAILY MX | report only | all year |
| 013 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 013 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 013 | Iron, total [as Fe] | DAILY MX | report only | all year |
| 013 | Iron, total [as Fe] | DAILY MX | report only | all year |
| 013 | Iron, dissolved [as Fe] | DAILY MX | report only | all year |
| 013 | Iron, dissolved [as Fe] | DAILY MX | report only | all year |
| 013 | Lead, total [as Pb] | DAILY MX | report only | all year |
| 013 | Lead, total [as Pb] | DAILY MX | report only | all year |
| 013 | Manganese, total [as Mn] | DAILY MX | report only | all year |
| 013 | Manganese, total [as Mn] | DAILY MX | report only | all year |
| 013 | Nickel, total [as Ni] | DAILY MX | report only | all year |
| 013 | Nickel, total [as Ni] | DAILY MX | report only | all year |
| 013 | Silver, total [as Ag] | DAILY MX | report only | all year |
| 013 | Silver, total [as Ag] | DAILY MX | report only | all year |
| 013 | Zinc, total [as Zn] | DAILY MX | report only | all year |
| 013 | Zinc, total [as Zn] | DAILY MX | report only | all year |
| 013 | Selenium, total [as Se] | DAILY MX | report only | all year |
| 013 | Selenium, total [as Se] | DAILY MX | report only | all year |
| 013 | Phenolics, total recoverable | DAILY MX | report only | all year |
| 013 | Phenolics, total recoverable | DAILY MX | report only | all year |
| 013 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 013 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 014 | Oxygen, dissolved [DO] | MO MIN | >= 6 mg/L | all year |
| 014 | BOD, 5-day, 20 deg. C | 30DA AVG | <= 30 mg/L | all year |
| 014 | BOD, 5-day, 20 deg. C | DAILY MX | <= 60 mg/L | all year |
| 014 | BOD, 5-day, 20 deg. C | 30DA AVG | <= 25 lb/d | all year |
| 014 | BOD, 5-day, 20 deg. C | DAILY MX | <= 50 lb/d | all year |
| 014 | pH | MO MIN | >= 6 SU | all year |
| 014 | pH | MO MAX | <= 9 SU | all year |
| 014 | Solids, total suspended | 30DA AVG | <= 37 mg/L | all year |
| 014 | Solids, total suspended | DAILY MX | <= 74 mg/L | all year |
| 014 | Solids, total suspended | 30DA AVG | <= 30 lb/d | all year |
| 014 | Solids, total suspended | DAILY MX | <= 61 lb/d | all year |
| 014 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 014 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 014 | Coliform, fecal general | DAILY MX | report only | May, Jun, Jul, Aug, Sep, Oct |
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