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Bituminous Coal And Lignite - Surface, Strasburg, Ohio. NPDES permit OH0076970, in force until Feb 28, 2030. Last 12 months: over a limit 6 times (last February 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| January 2026 | Solids, total suspended, daily maximum | 214 | ≤ 70 mg/L | 206% |
| January 2026 | Solids, total suspended, monthly average | 108 | ≤ 35 mg/L | 209% |
| February 2026 | Iron, total [as Fe], daily maximum | 11900 | ≤ 6000 ug/L | 98% |
| February 2026 | Iron, total [as Fe], monthly average | 6120 | ≤ 3000 ug/L | 104% |
| February 2026 | Manganese, total [as Mn], daily maximum | 4980 | ≤ 4000 ug/L | 25% |
| February 2026 | Manganese, total [as Mn], monthly average | 3060 | ≤ 2000 ug/L | 53% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Specific conductance | monthly average | report only (umho/cm) | all year | 002 |
| Specific conductance | daily maximum | report only (umho/cm) | all year | 002 |
| pH | daily minimum | ≥ 6.5 SU | all year | 002 |
| pH | daily 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 | report only (mL/L) | all year | 002 |
| Solids, settleable | daily maximum | report only (mL/L) | all year | 002 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | Mar, Jun, Sep, Dec | 002 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | Mar, Jun, Sep, Dec | 002 |
| Chloride [as Cl] | monthly average | report only (mg/L) | Mar, Jun, Sep, Dec | 002 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | Mar, Jun, Sep, Dec | 002 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | Mar, Jun, Sep, Dec | 002 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | Mar, Jun, Sep, Dec | 002 |
| Iron, total [as Fe] | monthly average | ≤ 3000 ug/L | all year | 002 |
| Iron, total [as Fe] | daily maximum | ≤ 6000 ug/L | all year | 002 |
| Manganese, total [as Mn] | monthly average | ≤ 2000 ug/L | all year | 002 |
| Manganese, total [as Mn] | daily maximum | ≤ 4000 ug/L | all year | 002 |
| Nickel, total recoverable | monthly average | report only (ug/L) | all year | 002 |
| Nickel, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Zinc, total recoverable | monthly average | report only (ug/L) | all year | 002 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Copper, total recoverable | monthly average | report only (ug/L) | all year | 002 |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Rainfall | monthly average | report only (in) | all year | 002 |
| Rainfall | daily maximum | report only (in) | all year | 002 |
| 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 |
| Mercury, total low level | monthly average | report only (ng/L) | Sep | 002 |
| Mercury, total low level | daily maximum | report only (ng/L) | Sep | 002 |
| Toxicity [acute], Ceriodaphnia dubia | monthly average | report only (tox acute) | Sep | 002 |
| Toxicity [acute], Ceriodaphnia dubia | daily maximum | report only (tox acute) | Sep | 002 |
| Solids, total dissolved- 180 deg. C | monthly average | report only (mg/L) | all year | 002 |
| Solids, total dissolved- 180 deg. C | daily maximum | report only (mg/L) | all year | 002 |
| Specific conductance | monthly average | report only (umho/cm) | all year | 013 |
| Specific conductance | daily maximum | report only (umho/cm) | all year | 013 |
| pH | daily minimum | ≥ 6.5 SU | all year | 013 |
| pH | daily maximum | ≤ 9 SU | all year | 013 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 013 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 013 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | Mar, Jun, Sep, Dec | 013 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | Mar, Jun, Sep, Dec | 013 |
| Chloride [as Cl] | monthly average | report only (mg/L) | Mar, Jun, Sep, Dec | 013 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | Mar, Jun, Sep, Dec | 013 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | Mar, Jun, Sep, Dec | 013 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | Mar, Jun, Sep, Dec | 013 |
| Selenium, total recoverable | monthly average | report only (ug/L) | all year | 013 |
| Selenium, total recoverable | daily maximum | report only (ug/L) | all year | 013 |
| Iron, total [as Fe] | monthly average | ≤ 3000 ug/L | all year | 013 |
| Iron, total [as Fe] | daily maximum | ≤ 6000 ug/L | all year | 013 |
| Manganese, total [as Mn] | monthly average | ≤ 2000 ug/L | all year | 013 |
| Manganese, total [as Mn] | daily maximum | ≤ 4000 ug/L | all year | 013 |
| Rainfall | monthly average | report only (in) | all year | 013 |
| Rainfall | daily maximum | report only (in) | all year | 013 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 013 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 013 |
| Mercury, total low level | monthly average | report only (ng/L) | Sep | 013 |
| Mercury, total low level | daily maximum | report only (ng/L) | Sep | 013 |
| Toxicity [acute], Ceriodaphnia dubia | monthly average | report only (tox acute) | Sep | 013 |
| Toxicity [acute], Ceriodaphnia dubia | daily maximum | report only (tox acute) | Sep | 013 |
| Solids, total dissolved- 180 deg. C | monthly average | report only (mg/L) | all year | 013 |
| Solids, total dissolved- 180 deg. C | daily maximum | report only (mg/L) | all year | 013 |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| Selenium, total recoverable, daily maximum | 65 ug/L | new | — | — |
Cited limits by parameter: Ohio's rules and the federal ones.
Same industry: the 38 Coal Mining permits in Ohio.
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