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Sewage treatment plant, major discharger, Kankakee, Illinois. NPDES permit IL0021784 expired Feb 28, 2025; its limits still apply. Last 12 months: over a limit 3 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Coliform, fecal general, daily maximum | 1520 #/100mL | ≤ 400 #/100mL | 280% |
| June 2026 | Coliform, fecal general, daily maximum | 3232 #/100mL | ≤ 400 #/100mL | 708% |
| July 2026 | Coliform, fecal general, daily maximum | 2304 #/100mL | ≤ 400 #/100mL | 476% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | monthly average minimum | ≥ 6 mg/L | Jan, Feb, Aug, Sep, Oct, Nov, Dec | 001 |
| Oxygen, dissolved [DO] | minimum weekly average | ≥ 6.25 mg/L | Mar–Jul | 001 |
| Oxygen, dissolved [DO] | minimum weekly average | ≥ 4.5 mg/L | Jan, Feb, Aug, Sep, Oct, Nov, Dec | 001 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 5 mg/L | Mar–Jul | 001 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 4 mg/L | Jan, Feb, Aug, Sep, Oct, Nov, Dec | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 25 mg/L | all year | 001 |
| Solids, total suspended | weekly average | ≤ 45 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 9383 lb/d | all year | 001 |
| Solids, total suspended | weekly average | ≤ 16889 lb/d | all year | 001 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 001 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 7.9 mg/L | Mar, Apr, May, Sep, Oct | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 8.3 mg/L | Jun–Aug | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 7.5 mg/L | Jan, Feb, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2965 lb/d | Mar, Apr, May, Sep, Oct | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3115 lb/d | Jun–Aug | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2815 lb/d | Jan, Feb, Nov, Dec | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Cyanide, total [as CN] | daily maximum | report only (ug/L) | all year | 001 |
| Cyanide, total [as CN] | daily maximum | report only (ug/L) | all year | 001 |
| Cyanide, free [amenable to chlorination] | daily maximum | report only (ug/L) | all year | 001 |
| Cyanide, free [amenable to chlorination] | daily maximum | report only (ug/L) | all year | 001 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 001 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 001 |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year | 001 |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year | 001 |
| Barium, total [as Ba] | daily maximum | report only (mg/L) | all year | 001 |
| Barium, total [as Ba] | daily maximum | report only (mg/L) | all year | 001 |
| Beryllium, total [as Be] | daily maximum | report only (mg/L) | all year | 001 |
| Beryllium, total [as Be] | daily maximum | report only (mg/L) | all year | 001 |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year | 001 |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year | 001 |
| Chromium, hexavalent [as Cr] | daily maximum | report only (mg/L) | all year | 001 |
| Chromium, hexavalent [as Cr] | daily maximum | report only (mg/L) | all year | 001 |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year | 001 |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year | 001 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 001 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 001 |
| Iron, dissolved [as Fe] | daily maximum | report only (mg/L) | all year | 001 |
| Iron, dissolved [as Fe] | daily maximum | report only (mg/L) | all year | 001 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | 001 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 001 |
| Thallium, total [as Tl] | daily maximum | report only (mg/L) | all year | 001 |
| Thallium, total [as Tl] | daily maximum | report only (mg/L) | all year | 001 |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year | 001 |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year | 001 |
| Silver, total [as Ag] | daily maximum | report only (mg/L) | all year | 001 |
| Silver, total [as Ag] | daily maximum | report only (mg/L) | all year | 001 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 001 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 001 |
| Antimony, total [as Sb] | daily maximum | report only (mg/L) | all year | 001 |
| Antimony, total [as Sb] | daily maximum | report only (mg/L) | all year | 001 |
| Selenium, total [as Se] | daily maximum | report only (mg/L) | all year | 001 |
| Selenium, total [as Se] | daily maximum | report only (mg/L) | all year | 001 |
| Phenolics, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Phenolics, total recoverable | daily maximum | report only (mg/L) | 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 |
| Chlorine, total residual | daily maximum | ≤ .05 mg/L | May–Oct | 001 |
| Chlorine, total residual | daily maximum | ≤ .05 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Mercury, total [as Hg] | daily maximum | report only (ng/L) | all year | 001 |
| Mercury, total [as Hg] | daily maximum | report only (ng/L) | all year | 001 |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | May–Oct | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 20 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | ≤ 40 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 7506 lb/d | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | ≤ 15012 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 003 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 003 |
| Chlorine, total residual | monthly average | ≤ .75 mg/L | all year | 003 |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year | 003 |
| Flow, total | monthly total | report only (MGD) | all year | 003 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | INF |
| Solids, total suspended | monthly average | report only (mg/L) | all year | INF |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | INF |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | INF |
| Oil & Grease | daily maximum | report only (mg/L) | all year | INFL |
| Oil & Grease | daily maximum | report only (mg/L) | all year | INFL |
| Cyanide, total [as CN] | daily maximum | report only (ug/L) | all year | INFL |
| Cyanide, total [as CN] | daily maximum | report only (ug/L) | all year | INFL |
| Cyanide, free [amenable to chlorination] | daily maximum | report only (ug/L) | all year | INFL |
| Cyanide, free [amenable to chlorination] | daily maximum | report only (ug/L) | all year | INFL |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | INFL |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | INFL |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year | INFL |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year | INFL |
| Barium, total [as Ba] | daily maximum | report only (mg/L) | all year | INFL |
| Barium, total [as Ba] | daily maximum | report only (mg/L) | all year | INFL |
| Beryllium, total [as Be] | daily maximum | report only (mg/L) | all year | INFL |
| Beryllium, total [as Be] | daily maximum | report only (mg/L) | all year | INFL |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year | INFL |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year | INFL |
| Chromium, hexavalent [as Cr] | daily maximum | report only (mg/L) | all year | INFL |
| Chromium, hexavalent [as Cr] | daily maximum | report only (mg/L) | all year | INFL |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year | INFL |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year | INFL |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | INFL |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | INFL |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | INFL |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | INFL |
| Iron, dissolved [as Fe] | daily maximum | report only (mg/L) | all year | INFL |
| Iron, dissolved [as Fe] | daily maximum | report only (mg/L) | all year | INFL |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | INFL |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | INFL |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | INFL |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | INFL |
| Thallium, total [as Tl] | daily maximum | report only (mg/L) | all year | INFL |
| Thallium, total [as Tl] | daily maximum | report only (mg/L) | all year | INFL |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year | INFL |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year | INFL |
| Silver, total [as Ag] | daily maximum | report only (mg/L) | all year | INFL |
| Silver, total [as Ag] | daily maximum | report only (mg/L) | all year | INFL |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | INFL |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | INFL |
| Antimony, total [as Sb] | daily maximum | report only (mg/L) | all year | INFL |
| Antimony, total [as Sb] | daily maximum | report only (mg/L) | all year | INFL |
| Selenium, total [as Se] | daily maximum | report only (mg/L) | all year | INFL |
| Selenium, total [as Se] | daily maximum | report only (mg/L) | all year | INFL |
| Phenolics, total recoverable | daily maximum | report only (mg/L) | all year | INFL |
| Phenolics, total recoverable | daily maximum | report only (mg/L) | all year | INFL |
| Mercury, total [as Hg] | daily maximum | report only (ng/L) | all year | INFL |
| Mercury, total [as Hg] | daily maximum | report only (ng/L) | all year | INFL |
Cited limits by parameter: Illinois's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/IL0021784 · MCP: https://passage-data.com/mcp