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Bituminous Coal And Lignite - Surface, Duck, West Virginia. NPDES permit WV1013777, in force until May 12, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Flow rate | monthly average | report only (gal/min) | all year | 001 |
| Flow rate | monthly maximum | report only (gal/min) | all year | 001 |
| Specific conductance | monthly average | report only (umho/cm) | all year | 001 |
| Specific conductance | monthly maximum | report only (umho/cm) | all year | 001 |
| pH | monthly minimum | ≥ 6 SU | all year | 001 |
| pH | monthly maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly minimum | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 001 |
| Solids, total suspended | monthly maximum | ≤ 70 mg/L | all year | 001 |
| Solids, settleable | monthly minimum | report only (mL/L) | all year | 001 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 001 |
| Solids, settleable | monthly maximum | ≤ .5 mL/L | all year | 001 |
| Hardness, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | monthly maximum | report only (mg/L) | all year | 001 |
| Cadmium, total [as Cd] | monthly minimum | report only (ug/L) | all year | 001 |
| Cadmium, total [as Cd] | monthly average | report only (ug/L) | all year | 001 |
| Cadmium, total [as Cd] | monthly maximum | report only (ug/L) | all year | 001 |
| Copper, total [as Cu] | monthly minimum | report only (ug/L) | all year | 001 |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year | 001 |
| Copper, total [as Cu] | monthly maximum | report only (ug/L) | all year | 001 |
| Iron, total [as Fe] | monthly minimum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | monthly average | ≤ 1.42 mg/L | all year | 001 |
| Iron, total [as Fe] | monthly maximum | ≤ 2.46 mg/L | all year | 001 |
| Manganese, total [as Mn] | monthly minimum | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year | 001 |
| Manganese, total [as Mn] | monthly maximum | ≤ 4 mg/L | all year | 001 |
| Zinc, total [as Zn] | monthly minimum | report only (ug/L) | all year | 001 |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year | 001 |
| Zinc, total [as Zn] | monthly maximum | report only (ug/L) | all year | 001 |
| Aluminum, total [as Al] | monthly minimum | report only (mg/L) | all year | 001 |
| Aluminum, total [as Al] | monthly average | ≤ 3 mg/L | all year | 001 |
| Aluminum, total [as Al] | monthly maximum | ≤ 6 mg/L | all year | 001 |
| Aluminum, dissolved [as Al] | monthly minimum | report only (mg/L) | all year | 001 |
| Aluminum, dissolved [as Al] | monthly average | report only (mg/L) | all year | 001 |
| Aluminum, dissolved [as Al] | monthly maximum | report only (mg/L) | all year | 001 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 001 |
| Solids, total dissolved | monthly maximum | report only (mg/L) | all year | 001 |
| Flow rate | monthly average | report only (gal/min) | all year | 002 |
| Flow rate | monthly maximum | report only (gal/min) | all year | 002 |
| Specific conductance | monthly average | report only (umho/cm) | all year | 002 |
| Specific conductance | monthly maximum | report only (umho/cm) | all year | 002 |
| pH | monthly minimum | ≥ 6 SU | all year | 002 |
| pH | monthly maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | monthly minimum | report only (mg/L) | all year | 002 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 002 |
| Solids, total suspended | monthly maximum | ≤ 70 mg/L | all year | 002 |
| Solids, settleable | monthly minimum | report only (mL/L) | all year | 002 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 002 |
| Solids, settleable | monthly maximum | ≤ .5 mL/L | all year | 002 |
| Hardness, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | 002 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 002 |
| Hardness, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | 002 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 002 |
| Sulfate, total [as SO4] | monthly maximum | report only (mg/L) | all year | 002 |
| Cadmium, total [as Cd] | monthly minimum | report only (ug/L) | all year | 002 |
| Cadmium, total [as Cd] | monthly average | report only (ug/L) | all year | 002 |
| Cadmium, total [as Cd] | monthly maximum | report only (ug/L) | all year | 002 |
| Copper, total [as Cu] | monthly minimum | report only (ug/L) | all year | 002 |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year | 002 |
| Copper, total [as Cu] | monthly maximum | report only (ug/L) | all year | 002 |
| Iron, total [as Fe] | monthly minimum | report only (mg/L) | all year | 002 |
| Iron, total [as Fe] | monthly average | ≤ 1.42 mg/L | all year | 002 |
| Iron, total [as Fe] | monthly maximum | ≤ 2.46 mg/L | all year | 002 |
| Manganese, total [as Mn] | monthly minimum | report only (mg/L) | all year | 002 |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year | 002 |
| Manganese, total [as Mn] | monthly maximum | ≤ 4 mg/L | all year | 002 |
| Zinc, total [as Zn] | monthly minimum | report only (ug/L) | all year | 002 |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year | 002 |
| Zinc, total [as Zn] | monthly maximum | report only (ug/L) | all year | 002 |
| Aluminum, total [as Al] | monthly minimum | report only (mg/L) | all year | 002 |
| Aluminum, total [as Al] | monthly average | ≤ 3 mg/L | all year | 002 |
| Aluminum, total [as Al] | monthly maximum | ≤ 6 mg/L | all year | 002 |
| Aluminum, dissolved [as Al] | monthly minimum | report only (mg/L) | all year | 002 |
| Aluminum, dissolved [as Al] | monthly average | report only (mg/L) | all year | 002 |
| Aluminum, dissolved [as Al] | monthly maximum | report only (mg/L) | all year | 002 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 002 |
| Solids, total dissolved | monthly maximum | report only (mg/L) | all year | 002 |
| Flow rate | monthly average | report only (gal/min) | all year | 003 |
| Flow rate | monthly maximum | report only (gal/min) | all year | 003 |
| Specific conductance | monthly average | report only (umho/cm) | all year | 003 |
| Specific conductance | monthly maximum | report only (umho/cm) | all year | 003 |
| pH | monthly minimum | ≥ 6 SU | all year | 003 |
| pH | monthly maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | monthly minimum | report only (mg/L) | all year | 003 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 003 |
| Solids, total suspended | monthly maximum | ≤ 70 mg/L | all year | 003 |
| Solids, settleable | monthly minimum | report only (mL/L) | all year | 003 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 003 |
| Solids, settleable | monthly maximum | ≤ .5 mL/L | all year | 003 |
| Hardness, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | monthly maximum | report only (mg/L) | all year | 003 |
| Cadmium, total [as Cd] | monthly minimum | report only (ug/L) | all year | 003 |
| Cadmium, total [as Cd] | monthly average | report only (ug/L) | all year | 003 |
| Cadmium, total [as Cd] | monthly maximum | report only (ug/L) | all year | 003 |
| Copper, total [as Cu] | monthly minimum | report only (ug/L) | all year | 003 |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year | 003 |
| Copper, total [as Cu] | monthly maximum | report only (ug/L) | all year | 003 |
| Iron, total [as Fe] | monthly minimum | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | monthly average | ≤ 1.42 mg/L | all year | 003 |
| Iron, total [as Fe] | monthly maximum | ≤ 2.46 mg/L | all year | 003 |
| Manganese, total [as Mn] | monthly minimum | report only (mg/L) | all year | 003 |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year | 003 |
| Manganese, total [as Mn] | monthly maximum | ≤ 4 mg/L | all year | 003 |
| Zinc, total [as Zn] | monthly minimum | report only (ug/L) | all year | 003 |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year | 003 |
| Zinc, total [as Zn] | monthly maximum | report only (ug/L) | all year | 003 |
| Aluminum, total [as Al] | monthly minimum | report only (mg/L) | all year | 003 |
| Aluminum, total [as Al] | monthly average | ≤ 3 mg/L | all year | 003 |
| Aluminum, total [as Al] | monthly maximum | ≤ 6 mg/L | all year | 003 |
| Aluminum, dissolved [as Al] | monthly minimum | report only (mg/L) | all year | 003 |
| Aluminum, dissolved [as Al] | monthly average | report only (mg/L) | all year | 003 |
| Aluminum, dissolved [as Al] | monthly maximum | report only (mg/L) | all year | 003 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 003 |
| Solids, total dissolved | monthly maximum | report only (mg/L) | all year | 003 |
| Flow rate | monthly average | report only (gal/min) | all year | 004 |
| Flow rate | monthly maximum | report only (gal/min) | all year | 004 |
| Specific conductance | monthly average | report only (umho/cm) | all year | 004 |
| Specific conductance | monthly maximum | report only (umho/cm) | all year | 004 |
| pH | monthly minimum | ≥ 6 SU | all year | 004 |
| pH | monthly maximum | ≤ 9 SU | all year | 004 |
| Solids, total suspended | monthly minimum | report only (mg/L) | all year | 004 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 004 |
| Solids, total suspended | monthly maximum | ≤ 70 mg/L | all year | 004 |
| Solids, settleable | monthly minimum | report only (mL/L) | all year | 004 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 004 |
| Solids, settleable | monthly maximum | ≤ .5 mL/L | all year | 004 |
| Hardness, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | 004 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 004 |
| Hardness, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | 004 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 004 |
| Sulfate, total [as SO4] | monthly maximum | report only (mg/L) | all year | 004 |
| Cadmium, total [as Cd] | monthly minimum | report only (ug/L) | all year | 004 |
| Cadmium, total [as Cd] | monthly average | report only (ug/L) | all year | 004 |
| Cadmium, total [as Cd] | monthly maximum | report only (ug/L) | all year | 004 |
| Copper, total [as Cu] | monthly minimum | report only (ug/L) | all year | 004 |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year | 004 |
| Copper, total [as Cu] | monthly maximum | report only (ug/L) | all year | 004 |
| Iron, total [as Fe] | monthly minimum | report only (mg/L) | all year | 004 |
| Iron, total [as Fe] | monthly average | ≤ 1.42 mg/L | all year | 004 |
| Iron, total [as Fe] | monthly maximum | ≤ 2.46 mg/L | all year | 004 |
| Manganese, total [as Mn] | monthly minimum | report only (mg/L) | all year | 004 |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year | 004 |
| Manganese, total [as Mn] | monthly maximum | ≤ 4 mg/L | all year | 004 |
| Zinc, total [as Zn] | monthly minimum | report only (ug/L) | all year | 004 |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year | 004 |
| Zinc, total [as Zn] | monthly maximum | report only (ug/L) | all year | 004 |
| Aluminum, total [as Al] | monthly minimum | report only (mg/L) | all year | 004 |
| Aluminum, total [as Al] | monthly average | ≤ 3 mg/L | all year | 004 |
| Aluminum, total [as Al] | monthly maximum | ≤ 6 mg/L | all year | 004 |
| Aluminum, dissolved [as Al] | monthly minimum | report only (mg/L) | all year | 004 |
| Aluminum, dissolved [as Al] | monthly average | report only (mg/L) | all year | 004 |
| Aluminum, dissolved [as Al] | monthly maximum | report only (mg/L) | all year | 004 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 004 |
| Solids, total dissolved | monthly maximum | report only (mg/L) | all year | 004 |
| Flow rate | monthly average | report only (gal/min) | all year | 005 |
| Flow rate | monthly maximum | report only (gal/min) | all year | 005 |
| Specific conductance | monthly average | report only (umho/cm) | all year | 005 |
| Specific conductance | monthly maximum | report only (umho/cm) | all year | 005 |
| pH | monthly minimum | ≥ 6 SU | all year | 005 |
| pH | monthly maximum | ≤ 9 SU | all year | 005 |
| Solids, total suspended | monthly minimum | report only (mg/L) | all year | 005 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 005 |
| Solids, total suspended | monthly maximum | ≤ 70 mg/L | all year | 005 |
| Solids, settleable | monthly minimum | report only (mL/L) | all year | 005 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 005 |
| Solids, settleable | monthly maximum | ≤ .5 mL/L | all year | 005 |
| Hardness, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | 005 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 005 |
| Hardness, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | 005 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 005 |
| Sulfate, total [as SO4] | monthly maximum | report only (mg/L) | all year | 005 |
| Cadmium, total [as Cd] | monthly minimum | report only (ug/L) | all year | 005 |
| Cadmium, total [as Cd] | monthly average | report only (ug/L) | all year | 005 |
| Cadmium, total [as Cd] | monthly maximum | report only (ug/L) | all year | 005 |
| Copper, total [as Cu] | monthly minimum | report only (ug/L) | all year | 005 |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year | 005 |
| Copper, total [as Cu] | monthly maximum | report only (ug/L) | all year | 005 |
| Iron, total [as Fe] | monthly minimum | report only (mg/L) | all year | 005 |
| Iron, total [as Fe] | monthly average | ≤ 1.42 mg/L | all year | 005 |
| Iron, total [as Fe] | monthly maximum | ≤ 2.46 mg/L | all year | 005 |
| Manganese, total [as Mn] | monthly minimum | report only (mg/L) | all year | 005 |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year | 005 |
| Manganese, total [as Mn] | monthly maximum | ≤ 4 mg/L | all year | 005 |
| Zinc, total [as Zn] | monthly minimum | report only (ug/L) | all year | 005 |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year | 005 |
| Zinc, total [as Zn] | monthly maximum | report only (ug/L) | all year | 005 |
| Aluminum, total [as Al] | monthly minimum | report only (mg/L) | all year | 005 |
| Aluminum, total [as Al] | monthly average | ≤ 3 mg/L | all year | 005 |
| Aluminum, total [as Al] | monthly maximum | ≤ 6 mg/L | all year | 005 |
| Aluminum, dissolved [as Al] | monthly minimum | report only (mg/L) | all year | 005 |
| Aluminum, dissolved [as Al] | monthly average | report only (mg/L) | all year | 005 |
| Aluminum, dissolved [as Al] | monthly maximum | report only (mg/L) | all year | 005 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 005 |
| Solids, total dissolved | monthly maximum | report only (mg/L) | all year | 005 |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | 006 |
| Stream flow, instantaneous | monthly maximum | report only (cfs) | all year | 006 |
| Specific conductance | monthly minimum | report only (umho/cm) | all year | 006 |
| Specific conductance | monthly average | report only (umho/cm) | all year | 006 |
| Specific conductance | monthly maximum | report only (umho/cm) | all year | 006 |
| pH | monthly minimum | ≥ 6 SU | all year | 006 |
| pH | monthly average | report only (SU) | all year | 006 |
| pH | monthly maximum | ≤ 9 SU | all year | 006 |
| Alkalinity, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | 006 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 006 |
| Alkalinity, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | 006 |
| Solids, total suspended | monthly minimum | report only (mg/L) | all year | 006 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 006 |
| Solids, total suspended | monthly maximum | ≤ 70 mg/L | all year | 006 |
| Solids, settleable | monthly minimum | report only (mL/L) | all year | 006 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 006 |
| Solids, settleable | monthly maximum | ≤ .5 mL/L | all year | 006 |
| Hardness, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | 006 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 006 |
| Hardness, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | 006 |
| Calcium, total [as Ca] | monthly minimum | report only (mg/L) | all year | 006 |
| Calcium, total [as Ca] | monthly average | report only (mg/L) | all year | 006 |
| Calcium, total [as Ca] | monthly maximum | report only (mg/L) | all year | 006 |
| Magnesium, total [as Mg] | monthly minimum | report only (mg/L) | all year | 006 |
| Magnesium, total [as Mg] | monthly average | report only (mg/L) | all year | 006 |
| Magnesium, total [as Mg] | monthly maximum | report only (mg/L) | all year | 006 |
| Sodium, total [as Na] | monthly minimum | report only (mg/L) | all year | 006 |
| Sodium, total [as Na] | monthly average | report only (mg/L) | all year | 006 |
| Sodium, total [as Na] | monthly maximum | report only (mg/L) | all year | 006 |
| Potassium, total [as K] | monthly minimum | report only (mg/L) | all year | 006 |
| Potassium, total [as K] | monthly average | report only (mg/L) | all year | 006 |
| Potassium, total [as K] | monthly maximum | report only (mg/L) | all year | 006 |
| Sulfate, total [as SO4] | monthly minimum | report only (mg/L) | all year | 006 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 006 |
| Sulfate, total [as SO4] | monthly maximum | report only (mg/L) | all year | 006 |
| Cadmium, total [as Cd] | monthly minimum | report only (ug/L) | all year | 006 |
| Cadmium, total [as Cd] | monthly average | report only (ug/L) | all year | 006 |
| Cadmium, total [as Cd] | monthly maximum | report only (ug/L) | all year | 006 |
| Copper, total [as Cu] | monthly minimum | report only (ug/L) | all year | 006 |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year | 006 |
| Copper, total [as Cu] | monthly maximum | report only (ug/L) | all year | 006 |
| Iron, total [as Fe] | monthly minimum | report only (mg/L) | all year | 006 |
| Iron, total [as Fe] | monthly average | ≤ 1.42 mg/L | all year | 006 |
| Iron, total [as Fe] | monthly maximum | ≤ 2.46 mg/L | all year | 006 |
| Manganese, total [as Mn] | monthly minimum | report only (mg/L) | all year | 006 |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year | 006 |
| Manganese, total [as Mn] | monthly maximum | ≤ 4 mg/L | all year | 006 |
| Zinc, total [as Zn] | monthly minimum | report only (mg/L) | all year | 006 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 006 |
| Zinc, total [as Zn] | monthly maximum | report only (mg/L) | all year | 006 |
| Aluminum, total [as Al] | monthly minimum | report only (mg/L) | all year | 006 |
| Aluminum, total [as Al] | monthly average | ≤ .43 mg/L | all year | 006 |
| Aluminum, total [as Al] | monthly maximum | ≤ .75 mg/L | all year | 006 |
| Aluminum, dissolved [as Al] | monthly minimum | report only (mg/L) | all year | 006 |
| Aluminum, dissolved [as Al] | monthly average | report only (mg/L) | all year | 006 |
| Aluminum, dissolved [as Al] | monthly maximum | report only (mg/L) | all year | 006 |
| Toxicity [chronic], Ceriodaphnia dubia | monthly minimum | report only (tox chronic) | all year | 006 |
| Toxicity [chronic], Ceriodaphnia dubia | monthly average | ≤ .82 tox chronic | all year | 006 |
| Toxicity [chronic], Ceriodaphnia dubia | monthly maximum | ≤ 1.64 tox chronic | all year | 006 |
| Solids, total dissolved | monthly minimum | report only (mg/L) | all year | 006 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 006 |
| Solids, total dissolved | monthly maximum | report only (mg/L) | all year | 006 |
| Flow rate | monthly average | report only (gal/min) | all year | 007 |
| Flow rate | monthly maximum | report only (gal/min) | all year | 007 |
| Specific conductance | monthly minimum | report only (umho/cm) | all year | 007 |
| Specific conductance | monthly average | report only (umho/cm) | all year | 007 |
| Specific conductance | monthly maximum | report only (umho/cm) | all year | 007 |
| pH | monthly minimum | ≥ 6 SU | all year | 007 |
| pH | monthly maximum | ≤ 9 SU | all year | 007 |
| Alkalinity, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | 007 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 007 |
| Alkalinity, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | 007 |
| Solids, total suspended | monthly minimum | report only (mg/L) | all year | 007 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 007 |
| Solids, total suspended | monthly maximum | ≤ 70 mg/L | all year | 007 |
| Solids, settleable | monthly minimum | report only (mL/L) | all year | 007 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 007 |
| Solids, settleable | monthly maximum | ≤ .5 mL/L | all year | 007 |
| Hardness, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | 007 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 007 |
| Hardness, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | 007 |
| Calcium, total [as Ca] | monthly minimum | report only (mg/L) | all year | 007 |
| Calcium, total [as Ca] | monthly average | report only (mg/L) | all year | 007 |
| Calcium, total [as Ca] | monthly maximum | report only (mg/L) | all year | 007 |
| Magnesium, total [as Mg] | monthly minimum | report only (mg/L) | all year | 007 |
| Magnesium, total [as Mg] | monthly average | report only (mg/L) | all year | 007 |
| Magnesium, total [as Mg] | monthly maximum | report only (mg/L) | all year | 007 |
| Sodium, total [as Na] | monthly minimum | report only (mg/L) | all year | 007 |
| Sodium, total [as Na] | monthly average | report only (mg/L) | all year | 007 |
| Sodium, total [as Na] | monthly maximum | report only (mg/L) | all year | 007 |
| Potassium, total [as K] | monthly minimum | report only (mg/L) | all year | 007 |
| Potassium, total [as K] | monthly average | report only (mg/L) | all year | 007 |
| Potassium, total [as K] | monthly maximum | report only (mg/L) | all year | 007 |
| Sulfate, total [as SO4] | monthly minimum | report only (mg/L) | all year | 007 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 007 |
| Sulfate, total [as SO4] | monthly maximum | report only (mg/L) | all year | 007 |
| Cadmium, total [as Cd] | monthly minimum | report only (mg/L) | all year | 007 |
| Cadmium, total [as Cd] | monthly average | report only (mg/L) | all year | 007 |
| Cadmium, total [as Cd] | monthly maximum | report only (mg/L) | all year | 007 |
| Chromium, total [as Cr] | monthly minimum | report only (mg/L) | all year | 007 |
| Chromium, total [as Cr] | monthly average | report only (mg/L) | all year | 007 |
| Chromium, total [as Cr] | monthly maximum | report only (mg/L) | all year | 007 |
| Iron, total [as Fe] | monthly minimum | report only (mg/L) | all year | 007 |
| Iron, total [as Fe] | monthly average | ≤ 1.42 mg/L | all year | 007 |
| Iron, total [as Fe] | monthly maximum | ≤ 2.46 mg/L | all year | 007 |
| Manganese, total [as Mn] | monthly minimum | report only (mg/L) | all year | 007 |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year | 007 |
| Manganese, total [as Mn] | monthly maximum | ≤ 4 mg/L | all year | 007 |
| Zinc, total [as Zn] | monthly minimum | report only (mg/L) | all year | 007 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 007 |
| Zinc, total [as Zn] | monthly maximum | report only (mg/L) | all year | 007 |
| Aluminum, total [as Al] | monthly minimum | report only (mg/L) | all year | 007 |
| Aluminum, total [as Al] | monthly average | ≤ .43 mg/L | all year | 007 |
| Aluminum, total [as Al] | monthly maximum | ≤ .75 mg/L | all year | 007 |
| Aluminum, dissolved [as Al] | monthly minimum | report only (mg/L) | all year | 007 |
| Aluminum, dissolved [as Al] | monthly average | report only (mg/L) | all year | 007 |
| Aluminum, dissolved [as Al] | monthly maximum | report only (mg/L) | all year | 007 |
| Toxicity [chronic], Ceriodaphnia dubia | monthly minimum | report only (tox chronic) | all year | 007 |
| Toxicity [chronic], Ceriodaphnia dubia | monthly average | ≤ .82 tox chronic | all year | 007 |
| Toxicity [chronic], Ceriodaphnia dubia | monthly maximum | ≤ 1.64 tox chronic | all year | 007 |
| Solids, total dissolved | monthly minimum | report only (mg/L) | all year | 007 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 007 |
| Solids, total dissolved | monthly maximum | report only (mg/L) | all year | 007 |
| Flow rate | monthly average | report only (cfs) | all year | 009 |
| Flow rate | monthly maximum | report only (cfs) | all year | 009 |
| Specific conductance | monthly minimum | report only (umho/cm) | all year | 009 |
| Specific conductance | monthly average | report only (umho/cm) | all year | 009 |
| Specific conductance | monthly maximum | report only (umho/cm) | all year | 009 |
| pH | monthly minimum | ≥ 6 SU | all year | 009 |
| pH | monthly average | report only (SU) | all year | 009 |
| pH | monthly maximum | ≤ 9 SU | all year | 009 |
| Alkalinity, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | 009 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 009 |
| Alkalinity, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | 009 |
| Solids, total suspended | monthly minimum | report only (mg/L) | all year | 009 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 009 |
| Solids, total suspended | monthly maximum | ≤ 70 mg/L | all year | 009 |
| Solids, settleable | monthly minimum | report only (mL/L) | all year | 009 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 009 |
| Solids, settleable | monthly maximum | ≤ .5 mL/L | all year | 009 |
| Hardness, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | 009 |
| Calcium, total [as Ca] | monthly minimum | report only (mg/L) | all year | 009 |
| Calcium, total [as Ca] | monthly average | report only (mg/L) | all year | 009 |
| Calcium, total [as Ca] | monthly maximum | report only (mg/L) | all year | 009 |
| Magnesium, total [as Mg] | monthly minimum | report only (mg/L) | all year | 009 |
| Magnesium, total [as Mg] | monthly average | report only (mg/L) | all year | 009 |
| Magnesium, total [as Mg] | monthly maximum | report only (mg/L) | all year | 009 |
| Sodium, total [as Na] | monthly minimum | report only (mg/L) | all year | 009 |
| Sodium, total [as Na] | monthly average | report only (mg/L) | all year | 009 |
| Sodium, total [as Na] | monthly maximum | report only (mg/L) | all year | 009 |
| Potassium, total [as K] | monthly minimum | report only (mg/L) | all year | 009 |
| Potassium, total [as K] | monthly average | report only (mg/L) | all year | 009 |
| Potassium, total [as K] | monthly maximum | report only (mg/L) | all year | 009 |
| Sulfate, total [as SO4] | monthly minimum | report only (mg/L) | all year | 009 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 009 |
| Sulfate, total [as SO4] | monthly maximum | report only (mg/L) | all year | 009 |
| Cadmium, total [as Cd] | monthly minimum | report only (ug/L) | all year | 009 |
| Cadmium, total [as Cd] | monthly average | report only (ug/L) | all year | 009 |
| Cadmium, total [as Cd] | monthly maximum | report only (ug/L) | all year | 009 |
| Copper, total [as Cu] | monthly minimum | report only (ug/L) | all year | 009 |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year | 009 |
| Copper, total [as Cu] | monthly maximum | report only (ug/L) | all year | 009 |
| Iron, total [as Fe] | monthly minimum | report only (mg/L) | all year | 009 |
| Iron, total [as Fe] | monthly average | ≤ 1.42 mg/L | all year | 009 |
| Iron, total [as Fe] | monthly maximum | ≤ 2.46 mg/L | all year | 009 |
| Manganese, total [as Mn] | monthly minimum | report only (mg/L) | all year | 009 |
| Manganese, total [as Mn] | monthly average | ≤ 2 mg/L | all year | 009 |
| Manganese, total [as Mn] | monthly maximum | ≤ 4 mg/L | all year | 009 |
| Zinc, total [as Zn] | monthly maximum | report only (mg/L) | all year | 009 |
| Aluminum, total [as Al] | monthly minimum | report only (mg/L) | all year | 009 |
| Aluminum, total [as Al] | monthly average | ≤ .43 mg/L | all year | 009 |
| Aluminum, total [as Al] | monthly maximum | ≤ .75 mg/L | all year | 009 |
| Aluminum, dissolved [as Al] | monthly minimum | report only (mg/L) | all year | 009 |
| Aluminum, dissolved [as Al] | monthly average | report only (mg/L) | all year | 009 |
| Aluminum, dissolved [as Al] | monthly maximum | report only (mg/L) | all year | 009 |
| Toxicity [chronic], Ceriodaphnia dubia | monthly average | ≤ .82 tox chronic | all year | 009 |
| Toxicity [chronic], Ceriodaphnia dubia | monthly maximum | ≤ 1.64 tox chronic | all year | 009 |
| Solids, total dissolved | monthly minimum | report only (mg/L) | all year | 009 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 009 |
| Solids, total dissolved | monthly maximum | report only (mg/L) | all year | 009 |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | BAS DTC007 |
| Stream flow, instantaneous | monthly maximum | report only (cfs) | all year | BAS DTC007 |
| Specific conductance | monthly minimum | report only (umho/cm) | all year | BAS DTC007 |
| Specific conductance | monthly average | report only (umho/cm) | all year | BAS DTC007 |
| Specific conductance | monthly maximum | report only (umho/cm) | all year | BAS DTC007 |
| pH | monthly minimum | report only (SU) | all year | BAS DTC007 |
| pH | monthly maximum | report only (SU) | all year | BAS DTC007 |
| Alkalinity, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | BAS DTC007 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | BAS DTC007 |
| Alkalinity, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | BAS DTC007 |
| Calcium, total [as Ca] | monthly minimum | report only (mg/L) | all year | BAS DTC007 |
| Calcium, total [as Ca] | monthly average | report only (mg/L) | all year | BAS DTC007 |
| Calcium, total [as Ca] | monthly maximum | report only (mg/L) | all year | BAS DTC007 |
| Magnesium, total [as Mg] | monthly minimum | report only (mg/L) | all year | BAS DTC007 |
| Magnesium, total [as Mg] | monthly average | report only (mg/L) | all year | BAS DTC007 |
| Magnesium, total [as Mg] | monthly maximum | report only (mg/L) | all year | BAS DTC007 |
| Sodium, total [as Na] | monthly minimum | report only (mg/L) | all year | BAS DTC007 |
| Sodium, total [as Na] | monthly average | report only (mg/L) | all year | BAS DTC007 |
| Sodium, total [as Na] | monthly maximum | report only (mg/L) | all year | BAS DTC007 |
| Potassium, total [as K] | monthly minimum | report only (mg/L) | all year | BAS DTC007 |
| Potassium, total [as K] | monthly average | report only (mg/L) | all year | BAS DTC007 |
| Potassium, total [as K] | monthly maximum | report only (mg/L) | all year | BAS DTC007 |
| Sulfate, total [as SO4] | monthly minimum | report only (mg/L) | all year | BAS DTC007 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | BAS DTC007 |
| Sulfate, total [as SO4] | monthly maximum | report only (mg/L) | all year | BAS DTC007 |
| Iron, total [as Fe] | monthly minimum | report only (mg/L) | all year | BAS DTC007 |
| Iron, total [as Fe] | monthly average | report only (mg/L) | all year | BAS DTC007 |
| Iron, total [as Fe] | monthly maximum | report only (mg/L) | all year | BAS DTC007 |
| Manganese, total [as Mn] | monthly minimum | report only (mg/L) | all year | BAS DTC007 |
| Manganese, total [as Mn] | monthly average | report only (mg/L) | all year | BAS DTC007 |
| Manganese, total [as Mn] | monthly maximum | report only (mg/L) | all year | BAS DTC007 |
| Aluminum, total [as Al] | monthly minimum | report only (mg/L) | all year | BAS DTC007 |
| Aluminum, total [as Al] | monthly average | report only (mg/L) | all year | BAS DTC007 |
| Aluminum, total [as Al] | monthly maximum | report only (mg/L) | all year | BAS DTC007 |
| Aluminum, dissolved [as Al] | monthly minimum | report only (mg/L) | all year | BAS DTC007 |
| Aluminum, dissolved [as Al] | monthly average | report only (mg/L) | all year | BAS DTC007 |
| Aluminum, dissolved [as Al] | monthly maximum | report only (mg/L) | all year | BAS DTC007 |
| Solids, total dissolved | monthly minimum | report only (mg/L) | all year | BAS DTC007 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | BAS DTC007 |
| Solids, total dissolved | monthly maximum | report only (mg/L) | all year | BAS DTC007 |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | BAS UTC |
| Stream flow, instantaneous | monthly maximum | report only (cfs) | all year | BAS UTC |
| Specific conductance | monthly minimum | report only (umho/cm) | all year | BAS UTC |
| Specific conductance | monthly average | report only (umho/cm) | all year | BAS UTC |
| Specific conductance | monthly maximum | report only (umho/cm) | all year | BAS UTC |
| pH | monthly minimum | report only (SU) | all year | BAS UTC |
| pH | monthly maximum | report only (SU) | all year | BAS UTC |
| Alkalinity, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | BAS UTC |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | BAS UTC |
| Alkalinity, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | BAS UTC |
| Calcium, total [as Ca] | monthly minimum | report only (mg/L) | all year | BAS UTC |
| Calcium, total [as Ca] | monthly average | report only (mg/L) | all year | BAS UTC |
| Calcium, total [as Ca] | monthly maximum | report only (mg/L) | all year | BAS UTC |
| Magnesium, total [as Mg] | monthly minimum | report only (mg/L) | all year | BAS UTC |
| Magnesium, total [as Mg] | monthly average | report only (mg/L) | all year | BAS UTC |
| Magnesium, total [as Mg] | monthly maximum | report only (mg/L) | all year | BAS UTC |
| Sodium, total [as Na] | monthly minimum | report only (mg/L) | all year | BAS UTC |
| Sodium, total [as Na] | monthly average | report only (mg/L) | all year | BAS UTC |
| Sodium, total [as Na] | monthly maximum | report only (mg/L) | all year | BAS UTC |
| Potassium, total [as K] | monthly minimum | report only (mg/L) | all year | BAS UTC |
| Potassium, total [as K] | monthly average | report only (mg/L) | all year | BAS UTC |
| Potassium, total [as K] | monthly maximum | report only (mg/L) | all year | BAS UTC |
| Sulfate, total [as SO4] | monthly minimum | report only (mg/L) | all year | BAS UTC |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | BAS UTC |
| Sulfate, total [as SO4] | monthly maximum | report only (mg/L) | all year | BAS UTC |
| Iron, total [as Fe] | monthly minimum | report only (mg/L) | all year | BAS UTC |
| Iron, total [as Fe] | monthly average | report only (mg/L) | all year | BAS UTC |
| Iron, total [as Fe] | monthly maximum | report only (mg/L) | all year | BAS UTC |
| Manganese, total [as Mn] | monthly minimum | report only (mg/L) | all year | BAS UTC |
| Manganese, total [as Mn] | monthly average | report only (mg/L) | all year | BAS UTC |
| Manganese, total [as Mn] | monthly maximum | report only (mg/L) | all year | BAS UTC |
| Aluminum, total [as Al] | monthly minimum | report only (mg/L) | all year | BAS UTC |
| Aluminum, total [as Al] | monthly average | report only (mg/L) | all year | BAS UTC |
| Aluminum, total [as Al] | monthly maximum | report only (mg/L) | all year | BAS UTC |
| Aluminum, dissolved [as Al] | monthly minimum | report only (mg/L) | all year | BAS UTC |
| Aluminum, dissolved [as Al] | monthly average | report only (mg/L) | all year | BAS UTC |
| Aluminum, dissolved [as Al] | monthly maximum | report only (mg/L) | all year | BAS UTC |
| Solids, total dissolved | monthly minimum | report only (mg/L) | all year | BAS UTC |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | BAS UTC |
| Solids, total dissolved | monthly maximum | report only (mg/L) | all year | BAS UTC |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | DTC |
| Stream flow, instantaneous | monthly maximum | report only (cfs) | all year | DTC |
| Specific conductance | monthly average | report only (umho/cm) | all year | DTC |
| Specific conductance | monthly maximum | report only (umho/cm) | all year | DTC |
| pH | monthly minimum | report only (SU) | all year | DTC |
| pH | monthly maximum | report only (SU) | all year | DTC |
| Alkalinity, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | DTC |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | DTC |
| Alkalinity, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | DTC |
| Acidity, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | DTC |
| Acidity, total [as CaCO3] | monthly average | report only (mg/L) | all year | DTC |
| Acidity, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | DTC |
| Hardness, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | DTC |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | DTC |
| Hardness, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | DTC |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | DTC |
| Sulfate, total [as SO4] | monthly maximum | report only (mg/L) | all year | DTC |
| Cadmium, total [as Cd] | monthly minimum | report only (ug/L) | all year | DTC |
| Cadmium, total [as Cd] | monthly average | report only (ug/L) | all year | DTC |
| Cadmium, total [as Cd] | monthly maximum | report only (ug/L) | all year | DTC |
| Copper, total [as Cu] | monthly minimum | report only (ug/L) | all year | DTC |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year | DTC |
| Copper, total [as Cu] | monthly maximum | report only (ug/L) | all year | DTC |
| Iron, total [as Fe] | monthly average | report only (mg/L) | all year | DTC |
| Iron, total [as Fe] | monthly maximum | report only (mg/L) | all year | DTC |
| Manganese, total [as Mn] | monthly minimum | report only (mg/L) | all year | DTC |
| Manganese, total [as Mn] | monthly average | report only (mg/L) | all year | DTC |
| Manganese, total [as Mn] | monthly maximum | report only (mg/L) | all year | DTC |
| Zinc, total [as Zn] | monthly minimum | report only (ug/L) | all year | DTC |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year | DTC |
| Zinc, total [as Zn] | monthly maximum | report only (ug/L) | all year | DTC |
| Aluminum, total [as Al] | monthly minimum | report only (mg/L) | all year | DTC |
| Aluminum, total [as Al] | monthly average | report only (mg/L) | all year | DTC |
| Aluminum, total [as Al] | monthly maximum | report only (mg/L) | all year | DTC |
| Aluminum, dissolved [as Al] | monthly minimum | report only (mg/L) | all year | DTC |
| Aluminum, dissolved [as Al] | monthly average | report only (mg/L) | all year | DTC |
| Aluminum, dissolved [as Al] | monthly maximum | report only (mg/L) | all year | DTC |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | DTC |
| Solids, total dissolved | monthly maximum | report only (mg/L) | all year | DTC |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | UTC |
| Stream flow, instantaneous | monthly maximum | report only (cfs) | all year | UTC |
| Specific conductance | monthly average | report only (umho/cm) | all year | UTC |
| Specific conductance | monthly maximum | report only (umho/cm) | all year | UTC |
| pH | monthly minimum | report only (SU) | all year | UTC |
| pH | monthly maximum | report only (SU) | all year | UTC |
| Alkalinity, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | UTC |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | UTC |
| Alkalinity, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | UTC |
| Acidity, total [as CaCO3] | monthly minimum | report only (mg/L) | all year | UTC |
| Acidity, total [as CaCO3] | monthly average | report only (mg/L) | all year | UTC |
| Acidity, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | UTC |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | UTC |
| Hardness, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | UTC |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | UTC |
| Sulfate, total [as SO4] | monthly maximum | report only (mg/L) | all year | UTC |
| Cadmium, total [as Cd] | monthly minimum | report only (ug/L) | all year | UTC |
| Cadmium, total [as Cd] | monthly average | report only (ug/L) | all year | UTC |
| Cadmium, total [as Cd] | monthly maximum | report only (ug/L) | all year | UTC |
| Copper, total [as Cu] | monthly minimum | report only (ug/L) | all year | UTC |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year | UTC |
| Copper, total [as Cu] | monthly maximum | report only (ug/L) | all year | UTC |
| Iron, total [as Fe] | monthly minimum | report only (mg/L) | all year | UTC |
| Iron, total [as Fe] | monthly average | report only (mg/L) | all year | UTC |
| Iron, total [as Fe] | monthly maximum | report only (mg/L) | all year | UTC |
| Manganese, total [as Mn] | monthly minimum | report only (mg/L) | all year | UTC |
| Manganese, total [as Mn] | monthly average | report only (mg/L) | all year | UTC |
| Manganese, total [as Mn] | monthly maximum | report only (mg/L) | all year | UTC |
| Zinc, total [as Zn] | monthly minimum | report only (ug/L) | all year | UTC |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year | UTC |
| Zinc, total [as Zn] | monthly maximum | report only (ug/L) | all year | UTC |
| Aluminum, total [as Al] | monthly minimum | report only (mg/L) | all year | UTC |
| Aluminum, total [as Al] | monthly average | report only (mg/L) | all year | UTC |
| Aluminum, total [as Al] | monthly maximum | report only (mg/L) | all year | UTC |
| Aluminum, dissolved [as Al] | monthly minimum | report only (mg/L) | all year | UTC |
| Aluminum, dissolved [as Al] | monthly average | report only (mg/L) | all year | UTC |
| Aluminum, dissolved [as Al] | monthly maximum | report only (mg/L) | all year | UTC |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | UTC |
| Solids, total dissolved | monthly maximum | report only (mg/L) | all year | UTC |
Cited limits by parameter: West Virginia's rules and the federal ones.
Same industry: the 1,301 Coal Mining permits in West Virginia.
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Your permit document is the final word. As JSON: /api/v1/permits/WV1013777 · MCP: https://passage-data.com/mcp