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Industrial or other facility, Hartford, Illinois. NPDES permit IL0080130, in force until Dec 31, 2028. Last 12 months: over a limit 3 times (last March 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| February 2026 | Solids, total suspended, 30-day average | 19.33 mg/L | ≤ 12 mg/L | 61% |
| February 2026 | Solids, total suspended, daily maximum | 45 mg/L | ≤ 24 mg/L | 88% |
| March 2026 | Solids, total suspended, 30-day average | 16.67 mg/L | ≤ 12 mg/L | 39% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 10 mg/L | all year |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 20 mg/L | all year |
| pH | monthly minimum | ≥ 6.5 SU | all year |
| pH | monthly maximum | ≤ 9 SU | all year |
| Solids, total suspended | 30-day average | ≤ 12 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 24 mg/L | all year |
| Oil & Grease | 30-day average | ≤ 15 mg/L | all year |
| Oil & Grease | daily maximum | ≤ 30 mg/L | all year |
| Polynuclear Aromatic Hydrocarbons [PAHs] | daily maximum | ≤ .1 mg/L | all year |
| Benzene, ethylbenzene, toluene, xylene combination | daily maximum | ≤ .75 mg/L | all year |
| Toluene | 30-day average | ≤ .014 mg/L | all year |
| Toluene | daily maximum | ≤ .15 mg/L | all year |
| Benzene | 30-day average | ≤ .86 mg/L | all year |
| Benzene | daily maximum | ≤ 4.2 mg/L | all year |
| Ethylbenzene | 30-day average | ≤ .6 mg/L | all year |
| Ethylbenzene | daily maximum | ≤ 2 mg/L | all year |
| Naphthalene | 30-day average | ≤ .068 mg/L | all year |
| Naphthalene | daily maximum | ≤ .51 mg/L | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Chlorine, total residual | daily maximum | ≤ .05 mg/L | all year |
| Xylene [mix of m+o+p] | 30-day average | ≤ .36 mg/L | all year |
| Xylene [mix of m+o+p] | daily maximum | ≤ .92 mg/L | all year |
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/IL0080130 · MCP: https://passage-data.com/mcp