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Bituminous Coal And Lignite - Surface, Marion County, Tennessee. NPDES permit TN0052132, in force until Mar 31, 2030. Last 12 months: over a limit once (last August 2026), 6 of 49 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| August 2026 | Manganese, total [as Mn], monthly average | 2.3 mg/L | ≤ 2 mg/L | 15% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Specific conductance | monthly average | report only (uS/cm) (alert, not enforceable) | all year | 001 |
| Specific conductance | daily maximum | report only (uS/cm) (alert, not enforceable) | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 001 |
| Solids, settleable | monthly average | ≤ .5 mL/L | all year | 001 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 001 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | monthly average | ≤ 3 mg/L | all year | 001 |
| Iron, total [as Fe] | daily maximum | ≤ 6 mg/L | all year | 001 |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year | 001 |
| Manganese, total [as Mn] | daily maximum | ≤ 4 mg/L | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/min) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/min) | all year | 001 |
| Specific conductance | monthly average | report only (uS/cm) (alert, not enforceable) | all year | 002 |
| Specific conductance | daily maximum | report only (uS/cm) (alert, not enforceable) | all year | 002 |
| pH | minimum | ≥ 6 SU | all year | 002 |
| pH | maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 002 |
| Solids, settleable | monthly average | ≤ .5 mL/L | all year | 002 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 002 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 002 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 002 |
| Iron, total [as Fe] | monthly average | ≤ 3 mg/L | all year | 002 |
| Iron, total [as Fe] | daily maximum | ≤ 6 mg/L | all year | 002 |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year | 002 |
| Manganese, total [as Mn] | daily maximum | ≤ 4 mg/L | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/min) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/min) | all year | 002 |
| Specific conductance | monthly average | report only (uS/cm) (alert, not enforceable) | all year | 003 |
| Specific conductance | daily maximum | report only (uS/cm) (alert, not enforceable) | all year | 003 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 003 |
| Solids, settleable | monthly average | ≤ .5 mL/L | all year | 003 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 003 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | monthly average | ≤ 3 mg/L | all year | 003 |
| Iron, total [as Fe] | daily maximum | ≤ 6 mg/L | all year | 003 |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year | 003 |
| Manganese, total [as Mn] | daily maximum | ≤ 4 mg/L | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/min) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/min) | all year | 003 |
| Specific conductance | monthly average | report only (uS/cm) (alert, not enforceable) | all year | 004 |
| Specific conductance | daily maximum | report only (uS/cm) (alert, not enforceable) | all year | 004 |
| pH | minimum | ≥ 6 SU | all year | 004 |
| pH | maximum | ≤ 9 SU | all year | 004 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 004 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 004 |
| Solids, settleable | monthly average | ≤ .5 mL/L | all year | 004 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 004 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) (alert, not enforceable) | all year | 004 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) (alert, not enforceable) | all year | 004 |
| Iron, total [as Fe] | monthly average | ≤ 3 mg/L | all year | 004 |
| Iron, total [as Fe] | daily maximum | ≤ 6 mg/L | all year | 004 |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year | 004 |
| Manganese, total [as Mn] | daily maximum | ≤ 4 mg/L | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/min) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/min) | all year | 004 |
| pH | minimum | ≥ 6 SU (alert, not enforceable) | all year | 433 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | 433 |
| Solids, total suspended | annual maximum | ≤ 150 mg/L (alert, not enforceable) | all year | 433 |
| Oil and grease, hexane extr method | annual maximum | ≤ 15 mg/L (alert, not enforceable) | all year | 433 |
| Flow, in conduit or thru treatment plant | minimum | report only (gal/min) (alert, not enforceable) | all year | 433 |
| Flow, in conduit or thru treatment plant | maximum | report only (gal/min) (alert, not enforceable) | all year | 433 |
Cited limits by parameter: Tennessee's rules and the federal ones.
Same industry: the 30 Coal Mining permits in Tennessee.
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