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Industrial or other facility, North Chicago, Illinois. NPDES permit IL0080233, in force until Jul 31, 2030. Last 12 months: no values over a limit, 31 required values missing, 7 of 40 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | monthly minimum | ≥ 6.5 SU | all year | 001 |
| pH | monthly maximum | ≤ 9 SU | all year | 001 |
| Nitrite + Nitrate total [as N] | quarterly maximum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | quarterly maximum | report only (mg/L) | all year | 001 |
| Aluminum, total [as Al] | quarterly maximum | report only (mg/L) | all year | 001 |
| Toluene | quarterly maximum | report only (mg/L) | all year | 001 |
| Chrysene | quarterly maximum | report only (mg/L) | all year | 001 |
| Dimethyl phthalate | quarterly maximum | report only (mg/L) | all year | 001 |
| 1,2-Diphenylhydrazine | quarterly maximum | report only (mg/L) | all year | 001 |
| Ethylbenzene | quarterly maximum | report only (mg/L) | all year | 001 |
| Hexachloroethane | quarterly maximum | report only (mg/L) | all year | 001 |
| Isophorone | quarterly maximum | report only (mg/L) | all year | 001 |
| Methylene chloride | quarterly maximum | report only (mg/L) | all year | 001 |
| Nitrobenzene | quarterly maximum | report only (mg/L) | all year | 001 |
| 1,1,2,2-Tetrachloroethane | quarterly maximum | report only (mg/L) | all year | 001 |
| 2,4-Dinitrotoluene | quarterly maximum | report only (mg/L) | all year | 001 |
| 2,6-Dinitrotoluene | quarterly maximum | report only (mg/L) | all year | 001 |
| Naphthalene | quarterly maximum | report only (mg/L) | all year | 001 |
| Di-n-butyl phthalate | quarterly maximum | report only (mg/L) | all year | 001 |
| Vinyl chloride | quarterly 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 |
| Mercury, total [as Hg] | quarterly maximum | report only (ng/L) | all year | 001 |
| trans-1,2-Dichloroethene | quarterly maximum | report only (mg/L) | all year | 001 |
| Trichloroethene | quarterly maximum | report only (mg/L) | all year | 001 |
| Xylene [mix of m+o+p] | quarterly maximum | report only (mg/L) | all year | 001 |
| Acetone | quarterly maximum | report only (mg/L) | all year | 001 |
| 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 |
| 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 |
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/IL0080233 · MCP: https://passage-data.com/mcp