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Bituminous Coal And Lignite - Surface, Ligonier, Pennsylvania. NPDES permit PA0278238, in force until May 10, 2028. Last 12 months: no values over a limit, 720 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 001 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 001 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 001 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 001 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 001 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 001 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 001 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 001 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 001 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 001 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 001 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 001 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 001 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 001 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 001 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 001 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 001 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 001 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 001 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 001 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 002 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 002 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 002 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 002 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 002 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 002 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 002 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 002 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 002 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 002 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 002 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 002 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 002 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 002 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 002 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 002 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 002 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 002 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 002 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 002 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 002 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 002 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 002 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 002 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 003 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 003 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 003 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 003 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 003 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 003 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 003 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 003 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 003 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 003 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 003 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 003 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 003 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 003 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 003 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 003 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 003 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 003 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 003 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 003 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 003 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 003 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 004 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 004 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 004 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 004 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 004 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 004 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 004 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 004 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 004 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 004 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 004 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 004 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 004 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 004 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 004 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 004 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 004 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 004 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 004 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 004 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 004 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 004 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 004 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 004 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 005 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 005 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 005 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 005 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 005 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 005 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 005 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 005 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 005 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 005 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 005 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 005 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 005 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 005 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 005 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 005 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 005 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 005 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 005 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 005 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 005 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 005 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 005 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 005 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 006 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 006 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 006 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 006 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 006 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 006 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 006 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 006 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 006 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 006 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 006 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 006 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 006 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 006 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 006 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 006 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 006 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 006 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 006 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 006 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 006 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 006 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 006 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 006 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 007 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 007 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 007 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 007 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 007 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 007 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 007 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 007 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 007 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 007 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 007 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 007 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 007 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 007 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 007 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 007 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 007 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 007 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 007 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 007 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 007 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 007 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 007 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 007 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 008 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 008 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 008 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 008 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 008 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 008 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 008 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 008 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 008 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 008 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 008 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 008 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 008 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 008 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 008 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 008 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 008 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 008 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 008 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 008 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 008 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 008 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 008 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 008 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 009 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 009 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 009 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 009 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 009 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 009 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 009 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 009 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 009 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 009 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 009 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 009 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 009 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 009 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 009 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 009 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 009 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 009 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 009 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 009 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 009 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 009 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 009 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 009 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 010 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 010 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 010 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 010 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 010 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 010 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 010 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 010 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 010 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 010 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 010 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 010 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 010 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 010 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 010 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 010 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 010 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 010 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 010 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 010 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 010 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 010 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 010 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 010 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 011 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 011 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 011 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 011 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 011 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 011 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 011 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 011 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 011 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 011 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 011 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 011 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 011 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 011 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 011 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 011 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 011 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 011 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 011 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 011 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 011 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 011 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 011 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 011 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 012 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 012 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 012 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 012 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 012 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 012 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 012 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 012 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 012 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 012 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 012 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 012 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 012 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 012 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 012 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 012 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 012 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 012 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 012 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 012 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 012 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 012 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 012 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 012 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 013 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 013 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 013 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 013 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 013 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 013 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 013 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 013 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 013 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 013 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 013 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 013 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 013 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 013 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 013 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 013 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 013 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 013 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 013 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 013 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 013 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 013 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 013 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 013 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 014 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 014 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 014 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 014 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 014 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 014 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 014 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 014 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 014 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 014 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 014 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 014 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 014 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 014 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 014 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 014 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 014 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 014 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 014 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 014 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 014 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 014 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 014 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 014 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 015 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 015 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 015 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 015 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 015 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 015 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 015 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 015 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 015 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 015 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 015 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 015 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 015 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 015 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 015 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 015 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 015 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 015 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 015 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 015 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 015 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 015 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 015 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 015 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 016 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 016 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 016 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 016 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 016 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 016 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 016 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 016 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 016 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 016 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 016 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 016 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 016 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 016 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 016 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 016 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 016 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 016 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 016 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 016 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 016 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 016 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 016 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 016 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 017 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 017 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 017 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 017 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 017 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 017 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 017 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 017 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 017 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 017 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 017 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 017 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 017 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 017 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 017 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 017 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 017 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 017 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 017 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 017 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 017 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 017 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 017 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 017 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 018 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 018 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 018 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 018 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 018 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 018 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 018 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 018 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 018 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 018 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 018 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 018 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 018 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 018 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 018 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 018 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 018 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 018 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 018 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 018 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 018 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 018 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 018 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 018 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 019 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 019 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 019 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 019 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 019 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 019 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 019 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 019 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 019 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 019 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 019 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 019 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 019 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 019 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 019 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 019 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 019 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 019 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 019 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 019 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 019 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 019 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 019 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 019 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 020 |
| Specific conductance | instantaneous maximum | report only (umho/cm) | all year | 020 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 020 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 020 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 020 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 020 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 020 |
| Alkalinity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 020 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 020 |
| Acidity, total [as CaCO3] | instantaneous maximum | report only (mg/L) | all year | 020 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 020 |
| Solids, total suspended | instantaneous maximum | ≤ 90 mg/L | all year | 020 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 020 |
| Sulfate, total [as SO4] | instantaneous maximum | report only (mg/L) | all year | 020 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 020 |
| Iron, total [as Fe] | instantaneous maximum | ≤ 3.7 mg/L | all year | 020 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 020 |
| Manganese, total [as Mn] | instantaneous maximum | ≤ 2.5 mg/L | all year | 020 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 020 |
| Aluminum, total [as Al] | instantaneous maximum | ≤ .75 mg/L | all year | 020 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 020 |
| Alkalinity - Acidity [as CaCO3] | instantaneous minimum | ≥ 0 mg/L | all year | 020 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 020 |
| Osmotic pressure, total, unf whl wtr | instantaneous maximum | ≤ 50 mOsm/kg | all year | 020 |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
Same industry: the 351 Coal Mining permits in Pennsylvania.
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