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Industrial Inorganic Chemicals, East Saint Louis, Illinois. NPDES permit IL0000647, in force until Sep 30, 2031. Last 12 months: over a limit 16 times (last July 2026), 4 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Solids, total suspended, 30-day average | 16 mg/L | ≤ 15 mg/L | 7% |
| December 2025 | Solids, total suspended, 30-day average | 36 mg/L | ≤ 15 mg/L | 140% |
| December 2025 | Solids, total suspended, daily maximum | 36 mg/L | ≤ 30 mg/L | 20% |
| December 2025 | Temperature, water deg. fahrenheit, monthly maximum | 57.02 deg F | ≤ 50 deg F | 14% |
| March 2026 | Solids, total suspended, 30-day average | 284 mg/L | ≤ 15 mg/L | 1793% |
| March 2026 | Solids, total suspended, daily maximum | 284 mg/L | ≤ 30 mg/L | 847% |
| March 2026 | pH, monthly minimum | 6.2 SU | ≥ 6.5 SU | — |
| April 2026 | Solids, total suspended, 30-day average | 146 mg/L | ≤ 15 mg/L | 873% |
| April 2026 | Solids, total suspended, daily maximum | 146 mg/L | ≤ 30 mg/L | 387% |
| May 2026 | Solids, total suspended, 30-day average | 19 mg/L | ≤ 15 mg/L | 27% |
| May 2026 | Temperature, water deg. fahrenheit, monthly maximum | 69.8 deg F | ≤ 60 deg F | 16% |
| June 2026 | Solids, total suspended, 30-day average | 75 mg/L | ≤ 15 mg/L | 400% |
| June 2026 | Solids, total suspended, daily maximum | 75 mg/L | ≤ 30 mg/L | 150% |
| June 2026 | Temperature, water deg. fahrenheit, monthly maximum | 71 deg F | ≤ 70 deg F | 1% |
| July 2026 | Solids, total suspended, 30-day average | 57 mg/L | ≤ 15 mg/L | 280% |
| July 2026 | Solids, total suspended, daily maximum | 57 mg/L | ≤ 30 mg/L | 90% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | monthly maximum | ≤ 63 deg F | Jan, Feb, Mar, Dec | 001 |
| Temperature, water deg. fahrenheit | monthly maximum | ≤ 93 deg F | Apr–Nov | 001 |
| pH | monthly minimum | ≥ 6.5 SU | all year | 001 |
| pH | monthly maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | 30-day average | ≤ 15 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | 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 |
| 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 | all year | 001 |
| Perfluorooctanoic acid (PFOA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorobutanoic acid (PFBA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorooctanesulfonamide (PFOSA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluoropentanoic acid (PFPeA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorohexanoic acid (PFHxA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluoroheptanoic acid (PFHpA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorononanoic acid (PFNA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorodecanoic acid (PFDA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluoroundecanoic acid (PFUnA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorododecanoic acid (PFDoA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorotridecanoic acid (PFTrDA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorotetradecanoic acid (PFTeDA) | daily maximum | report only (ng/L) | all year | 001 |
| N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE) | daily maximum | report only (ng/L) | all year | 001 |
| N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE) | daily maximum | report only (ng/L) | all year | 001 |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | daily maximum | report only (ng/L) | all year | 001 |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorobutanesulfonic acid (PFBS) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorodecanesulfonic acid (PFDS) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluoroheptanesulfonic acid (PFHpS) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorohexanesulfonic acid (PFHxS) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorooctanesulfonic acid (PFOS) | daily maximum | report only (ng/L) | all year | 001 |
| 1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS) | daily maximum | report only (ng/L) | all year | 001 |
| 1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS) | daily maximum | report only (ng/L) | all year | 001 |
| 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluoropentanesulfonic acid (PFPeS) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorononanesulfonic acid (PFNS) | daily maximum | report only (ng/L) | all year | 001 |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) | daily maximum | report only (ng/L) | all year | 001 |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorododecanesulfonic acid (PFDoS) | daily maximum | report only (ng/L) | all year | 001 |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | daily maximum | report only (ng/L) | all year | 001 |
| N-methyl perfluorooctanesulfonamide (NMeFOSA) | daily maximum | report only (ng/L) | all year | 001 |
| N-ethyl perfluorooctanesulfonamide (NEtFOSA) | daily maximum | report only (ng/L) | all year | 001 |
| PFAS Sum | daily maximum | report only (ng/L) | all year | 001 |
| 3-Perfluoropropyl propanoic acid (3:3 FTCA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | daily maximum | report only (ng/L) | all year | 001 |
| 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) | daily maximum | report only (ng/L) | all year | 001 |
| 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | daily maximum | report only (ng/L) | all year | 001 |
| 3-Perfluoroheptyl propanoic acid (7:3 FTCA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | daily maximum | report only (ng/L) | all year | 001 |
| 2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA) | daily maximum | report only (ng/L) | all year | 001 |
| Perfluorooctanoic acid (PFOA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorobutanoic acid (PFBA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorooctanesulfonamide (PFOSA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluoropentanoic acid (PFPeA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorohexanoic acid (PFHxA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluoroheptanoic acid (PFHpA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorononanoic acid (PFNA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorodecanoic acid (PFDA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluoroundecanoic acid (PFUnA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorododecanoic acid (PFDoA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorotridecanoic acid (PFTrDA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorotetradecanoic acid (PFTeDA) | daily maximum | report only (ng/L) | all year | 002 |
| N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE) | daily maximum | report only (ng/L) | all year | 002 |
| N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE) | daily maximum | report only (ng/L) | all year | 002 |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | daily maximum | report only (ng/L) | all year | 002 |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorobutanesulfonic acid (PFBS) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorodecanesulfonic acid (PFDS) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluoroheptanesulfonic acid (PFHpS) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorohexanesulfonic acid (PFHxS) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorooctanesulfonic acid (PFOS) | daily maximum | report only (ng/L) | all year | 002 |
| 1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS) | daily maximum | report only (ng/L) | all year | 002 |
| 1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS) | daily maximum | report only (ng/L) | all year | 002 |
| 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluoropentanesulfonic acid (PFPeS) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorononanesulfonic acid (PFNS) | daily maximum | report only (ng/L) | all year | 002 |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) | daily maximum | report only (ng/L) | all year | 002 |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluorododecanesulfonic acid (PFDoS) | daily maximum | report only (ng/L) | all year | 002 |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | daily maximum | report only (ng/L) | all year | 002 |
| N-methyl perfluorooctanesulfonamide (NMeFOSA) | daily maximum | report only (ng/L) | all year | 002 |
| N-ethyl perfluorooctanesulfonamide (NEtFOSA) | daily maximum | report only (ng/L) | all year | 002 |
| PFAS Sum | daily maximum | report only (ng/L) | all year | 002 |
| 3-Perfluoropropyl propanoic acid (3:3 FTCA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | daily maximum | report only (ng/L) | all year | 002 |
| 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) | daily maximum | report only (ng/L) | all year | 002 |
| 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | daily maximum | report only (ng/L) | all year | 002 |
| 3-Perfluoroheptyl propanoic acid (7:3 FTCA) | daily maximum | report only (ng/L) | all year | 002 |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | daily maximum | report only (ng/L) | all year | 002 |
| 2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA) | daily maximum | report only (ng/L) | all year | 002 |
Cited limits by parameter: Illinois's rules and the federal ones.
Same industry: the 58 Chemicals and Allied Products 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/IL0000647 · MCP: https://passage-data.com/mcp