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Windsor Coal Company LLC

Bituminous Coal And Lignite - Surface, West Liberty, West Virginia. NPDES permit WV1011456, in force until Nov 18, 2029. Last 12 months: no values over a limit, 15 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form Q quarterly (33 values), outfall 002 form Q quarterly (33 values), outfall 008 form Q quarterly (30 values), outfall DSC-19 form R quarterly (29 values), outfall DUHR-1 form R quarterly (29 values), outfall G-10 form R quarterly (28 values), and 5 more forms
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 17 required values missing, 0 of 57 reports late

Limits in force (297)

ParameterStatisticLimitMonthsOutfall
Flow ratemonthly averagereport only (gal/min)all year001
Flow ratemonthly maximumreport only (gal/min)all year001
Specific conductancemonthly minimumreport only (umho/cm)all year001
Specific conductancemonthly averagereport only (umho/cm)all year001
Specific conductancemonthly maximumreport only (umho/cm)all year001
pHmonthly minimum≥ 6 SUall year001
pHmonthly averagereport only (SU)all year001
pHmonthly maximum≤ 9 SUall year001
Solids, total suspendedmonthly minimumreport only (mg/L)all year001
Solids, total suspendedmonthly average≤ 35 mg/Lall year001
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year001
Solids, settleablemonthly maximum≤ .5 mL/Lall year001
Chloride [as Cl]monthly minimumreport only (mg/L)all year001
Chloride [as Cl]monthly average≤ 218 mg/Lall year001
Chloride [as Cl]monthly maximum≤ 378 mg/Lall year001
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all year001
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year001
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all year001
Iron, total [as Fe]monthly minimumreport only (mg/L)all year001
Iron, total [as Fe]monthly average≤ 3 mg/Lall year001
Iron, total [as Fe]monthly maximum≤ 6 mg/Lall year001
Manganese, total [as Mn]monthly minimumreport only (mg/L)all year001
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year001
Manganese, total [as Mn]monthly maximum≤ 4 mg/Lall year001
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year001
Aluminum, total [as Al]monthly averagereport only (mg/L)all year001
Aluminum, total [as Al]monthly maximumreport only (mg/L)all year001
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all year001
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all year001
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all year001
Solids, total dissolvedmonthly minimumreport only (mg/L)all year001
Solids, total dissolvedmonthly averagereport only (mg/L)all year001
Solids, total dissolvedmonthly maximumreport only (mg/L)all year001
Flow ratemonthly averagereport only (gal/min)all year002
Flow ratemonthly maximumreport only (gal/min)all year002
Specific conductancemonthly minimumreport only (umho/cm)all year002
Specific conductancemonthly averagereport only (umho/cm)all year002
Specific conductancemonthly maximumreport only (umho/cm)all year002
pHmonthly minimum≥ 6 SUall year002
pHmonthly averagereport only (SU)all year002
pHmonthly maximum≤ 9 SUall year002
Solids, total suspendedmonthly minimumreport only (mg/L)all year002
Solids, total suspendedmonthly average≤ 35 mg/Lall year002
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year002
Solids, settleablemonthly maximum≤ .5 mL/Lall year002
Chloride [as Cl]monthly minimumreport only (mg/L)all year002
Chloride [as Cl]monthly average≤ 218 mg/Lall year002
Chloride [as Cl]monthly maximum≤ 378 mg/Lall year002
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all year002
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year002
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all year002
Iron, total [as Fe]monthly minimumreport only (mg/L)all year002
Iron, total [as Fe]monthly average≤ 3 mg/Lall year002
Iron, total [as Fe]monthly maximum≤ 6 mg/Lall year002
Manganese, total [as Mn]monthly minimumreport only (mg/L)all year002
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year002
Manganese, total [as Mn]monthly maximum≤ 4 mg/Lall year002
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year002
Aluminum, total [as Al]monthly averagereport only (mg/L)all year002
Aluminum, total [as Al]monthly maximumreport only (mg/L)all year002
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all year002
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all year002
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all year002
Solids, total dissolvedmonthly minimumreport only (mg/L)all year002
Solids, total dissolvedmonthly averagereport only (mg/L)all year002
Solids, total dissolvedmonthly maximumreport only (mg/L)all year002
Flow ratemonthly averagereport only (gal/min)all year008
Flow ratemonthly maximumreport only (gal/min)all year008
Specific conductancemonthly minimumreport only (umho/cm)all year008
Specific conductancemonthly averagereport only (umho/cm)all year008
Specific conductancemonthly maximumreport only (umho/cm)all year008
pHmonthly minimum≥ 6 SUall year008
pHmonthly averagereport only (SU)all year008
pHmonthly maximum≤ 9 SUall year008
Solids, total suspendedmonthly minimumreport only (mg/L)all year008
Solids, total suspendedmonthly average≤ 35 mg/Lall year008
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year008
Solids, settleablemonthly maximum≤ .5 mL/Lall year008
Chloride [as Cl]monthly minimumreport only (mg/L)all year008
Chloride [as Cl]monthly average≤ 749 mg/Lall year008
Chloride [as Cl]monthly maximum≤ 1020 mg/Lall year008
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all year008
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year008
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all year008
Iron, total [as Fe]monthly minimumreport only (mg/L)all year008
Iron, total [as Fe]monthly average≤ 1.42 mg/Lall year008
Iron, total [as Fe]monthly maximum≤ 2.46 mg/Lall year008
Manganese, total [as Mn]monthly minimumreport only (mg/L)all year008
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year008
Manganese, total [as Mn]monthly maximum≤ 4 mg/Lall year008
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year008
Aluminum, total [as Al]monthly average≤ .42 mg/Lall year008
Aluminum, total [as Al]monthly maximum≤ .86 mg/Lall year008
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all year008
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all year008
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all year008
Stream flow, instantaneousmonthly averagereport only (cfs)all yearDSC-19
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearDSC-19
Specific conductancemonthly minimumreport only (umho/cm)all yearDSC-19
Specific conductancemonthly averagereport only (umho/cm)all yearDSC-19
Specific conductancemonthly maximumreport only (umho/cm)all yearDSC-19
pHmonthly minimumreport only (SU)all yearDSC-19
pHmonthly averagereport only (SU)all yearDSC-19
pHmonthly maximumreport only (SU)all yearDSC-19
Chloride [as Cl]monthly minimumreport only (mg/L)all yearDSC-19
Chloride [as Cl]monthly averagereport only (mg/L)all yearDSC-19
Chloride [as Cl]monthly maximumreport only (mg/L)all yearDSC-19
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all yearDSC-19
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearDSC-19
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearDSC-19
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearDSC-19
Iron, total [as Fe]monthly averagereport only (mg/L)all yearDSC-19
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearDSC-19
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearDSC-19
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearDSC-19
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearDSC-19
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearDSC-19
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearDSC-19
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearDSC-19
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearDSC-19
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearDSC-19
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearDSC-19
Solids, total dissolvedmonthly minimumreport only (mg/L)all yearDSC-19
Solids, total dissolvedmonthly averagereport only (mg/L)all yearDSC-19
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearDSC-19
Stream flow, instantaneousmonthly averagereport only (cfs)all yearDUHR-1
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearDUHR-1
Specific conductancemonthly minimumreport only (umho/cm)all yearDUHR-1
Specific conductancemonthly averagereport only (umho/cm)all yearDUHR-1
Specific conductancemonthly maximumreport only (umho/cm)all yearDUHR-1
pHmonthly minimumreport only (SU)all yearDUHR-1
pHmonthly averagereport only (SU)all yearDUHR-1
pHmonthly maximumreport only (SU)all yearDUHR-1
Chloride [as Cl]monthly minimumreport only (mg/L)all yearDUHR-1
Chloride [as Cl]monthly averagereport only (mg/L)all yearDUHR-1
Chloride [as Cl]monthly maximumreport only (mg/L)all yearDUHR-1
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all yearDUHR-1
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearDUHR-1
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearDUHR-1
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearDUHR-1
Iron, total [as Fe]monthly averagereport only (mg/L)all yearDUHR-1
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearDUHR-1
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearDUHR-1
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearDUHR-1
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearDUHR-1
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearDUHR-1
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearDUHR-1
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearDUHR-1
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearDUHR-1
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearDUHR-1
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearDUHR-1
Solids, total dissolvedmonthly minimumreport only (mg/L)all yearDUHR-1
Solids, total dissolvedmonthly averagereport only (mg/L)all yearDUHR-1
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearDUHR-1
Flow ratemonthly averagereport only (gal/min)all yearG-10
Flow ratemonthly maximumreport only (gal/min)all yearG-10
Specific conductancemonthly minimumreport only (umho/cm)all yearG-10
Specific conductancemonthly averagereport only (umho/cm)all yearG-10
Specific conductancemonthly maximumreport only (umho/cm)all yearG-10
pHmonthly minimumreport only (SU)all yearG-10
pHmonthly maximumreport only (SU)all yearG-10
Alkalinity, total [as CaCO3]monthly minimumreport only (mg/L)all yearG-10
Alkalinity, total [as CaCO3]monthly averagereport only (mg/L)all yearG-10
Alkalinity, total [as CaCO3]monthly maximumreport only (mg/L)all yearG-10
Acidity, total [as CaCO3]monthly minimumreport only (mg/L)all yearG-10
Acidity, total [as CaCO3]monthly averagereport only (mg/L)all yearG-10
Acidity, total [as CaCO3]monthly maximumreport only (mg/L)all yearG-10
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all yearG-10
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearG-10
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearG-10
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearG-10
Iron, total [as Fe]monthly averagereport only (mg/L)all yearG-10
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearG-10
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearG-10
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearG-10
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearG-10
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearG-10
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearG-10
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearG-10
Solids, total dissolvedmonthly minimumreport only (mg/L)all yearG-10
Solids, total dissolvedmonthly averagereport only (mg/L)all yearG-10
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearG-10
Flow ratemonthly averagereport only (gal/min)all yearG-14
Flow ratemonthly maximumreport only (gal/min)all yearG-14
Specific conductancemonthly minimumreport only (umho/cm)all yearG-14
Specific conductancemonthly averagereport only (umho/cm)all yearG-14
Specific conductancemonthly maximumreport only (umho/cm)all yearG-14
pHmonthly minimumreport only (SU)all yearG-14
pHmonthly maximumreport only (SU)all yearG-14
Alkalinity, total [as CaCO3]monthly minimumreport only (mg/L)all yearG-14
Alkalinity, total [as CaCO3]monthly averagereport only (mg/L)all yearG-14
Alkalinity, total [as CaCO3]monthly maximumreport only (mg/L)all yearG-14
Acidity, total [as CaCO3]monthly minimumreport only (mg/L)all yearG-14
Acidity, total [as CaCO3]monthly averagereport only (mg/L)all yearG-14
Acidity, total [as CaCO3]monthly maximumreport only (mg/L)all yearG-14
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all yearG-14
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearG-14
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearG-14
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearG-14
Iron, total [as Fe]monthly averagereport only (mg/L)all yearG-14
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearG-14
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearG-14
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearG-14
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearG-14
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearG-14
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearG-14
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearG-14
Solids, total dissolvedmonthly minimumreport only (mg/L)all yearG-14
Solids, total dissolvedmonthly averagereport only (mg/L)all yearG-14
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearG-14
Flow ratemonthly averagereport only (gal/min)all yearG-5
Flow ratemonthly maximumreport only (gal/min)all yearG-5
Specific conductancemonthly minimumreport only (umho/cm)all yearG-5
Specific conductancemonthly averagereport only (umho/cm)all yearG-5
Specific conductancemonthly maximumreport only (umho/cm)all yearG-5
pHmonthly minimumreport only (SU)all yearG-5
pHmonthly maximumreport only (SU)all yearG-5
Alkalinity, total [as CaCO3]monthly minimumreport only (mg/L)all yearG-5
Alkalinity, total [as CaCO3]monthly averagereport only (mg/L)all yearG-5
Alkalinity, total [as CaCO3]monthly maximumreport only (mg/L)all yearG-5
Acidity, total [as CaCO3]monthly minimumreport only (mg/L)all yearG-5
Acidity, total [as CaCO3]monthly averagereport only (mg/L)all yearG-5
Acidity, total [as CaCO3]monthly maximumreport only (mg/L)all yearG-5
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all yearG-5
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearG-5
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearG-5
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearG-5
Iron, total [as Fe]monthly averagereport only (mg/L)all yearG-5
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearG-5
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearG-5
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearG-5
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearG-5
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearG-5
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearG-5
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearG-5
Solids, total dissolvedmonthly minimumreport only (mg/L)all yearG-5
Solids, total dissolvedmonthly averagereport only (mg/L)all yearG-5
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearG-5
Flow ratemonthly averagereport only (gal/min)all yearG-7
Flow ratemonthly maximumreport only (gal/min)all yearG-7
Specific conductancemonthly minimumreport only (umho/cm)all yearG-7
Specific conductancemonthly averagereport only (umho/cm)all yearG-7
Specific conductancemonthly maximumreport only (umho/cm)all yearG-7
pHmonthly minimumreport only (SU)all yearG-7
pHmonthly maximumreport only (SU)all yearG-7
Alkalinity, total [as CaCO3]monthly minimumreport only (mg/L)all yearG-7
Alkalinity, total [as CaCO3]monthly averagereport only (mg/L)all yearG-7
Alkalinity, total [as CaCO3]monthly maximumreport only (mg/L)all yearG-7
Acidity, total [as CaCO3]monthly minimumreport only (mg/L)all yearG-7
Acidity, total [as CaCO3]monthly averagereport only (mg/L)all yearG-7
Acidity, total [as CaCO3]monthly maximumreport only (mg/L)all yearG-7
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all yearG-7
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearG-7
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearG-7
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearG-7
Iron, total [as Fe]monthly averagereport only (mg/L)all yearG-7
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearG-7
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearG-7
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearG-7
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearG-7
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearG-7
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearG-7
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearG-7
Solids, total dissolvedmonthly minimumreport only (mg/L)all yearG-7
Solids, total dissolvedmonthly averagereport only (mg/L)all yearG-7
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearG-7
Depth, max of samplemonthly averagereport only (ft)all yearMW-7
Depth, max of samplemonthly maximumreport only (ft)all yearMW-7
Stream flow, instantaneousmonthly averagereport only (cfs)all yearUSC-7
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearUSC-7
Specific conductancemonthly minimumreport only (umho/cm)all yearUSC-7
Specific conductancemonthly averagereport only (umho/cm)all yearUSC-7
Specific conductancemonthly maximumreport only (umho/cm)all yearUSC-7
pHmonthly minimumreport only (SU)all yearUSC-7
pHmonthly averagereport only (SU)all yearUSC-7
pHmonthly maximumreport only (SU)all yearUSC-7
Chloride [as Cl]monthly minimumreport only (mg/L)all yearUSC-7
Chloride [as Cl]monthly averagereport only (mg/L)all yearUSC-7
Chloride [as Cl]monthly maximumreport only (mg/L)all yearUSC-7
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all yearUSC-7
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearUSC-7
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearUSC-7
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearUSC-7
Iron, total [as Fe]monthly averagereport only (mg/L)all yearUSC-7
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearUSC-7
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearUSC-7
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearUSC-7
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearUSC-7
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearUSC-7
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearUSC-7
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearUSC-7
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearUSC-7
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearUSC-7
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearUSC-7
Solids, total dissolvedmonthly minimumreport only (mg/L)all yearUSC-7
Solids, total dissolvedmonthly averagereport only (mg/L)all yearUSC-7
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearUSC-7

How strict are these limits?

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/WV1011456 · MCP: https://passage-data.com/mcp