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Tunnel Ridge, LLC

Bituminous Coal And Lignite - Surface, Triadelphia, West Virginia. NPDES permit WV1009834, in force until Jul 31, 2029. Last 12 months: no values over a limit, 31 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 26 days after each period: outfall 001 form Q quarterly (35 values), outfall 002 form Q quarterly (29 values), outfall 003 form Q quarterly (29 values), outfall 401 form R quarterly (26 values), outfall DSC form R quarterly (25 values), outfall DUTBC form R quarterly (25 values), and 1 more form
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 41 required values missing, 4 of 52 reports late

Limits in force (198)

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 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
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
Selenium, total recoverablemonthly minimumreport only (ug/L)all year001
Selenium, total recoverablemonthly averagereport only (ug/L)all year001
Selenium, total recoverablemonthly maximumreport only (ug/L)all year001
Iron, total [as Fe]monthly minimumreport only (mg/L)all year001
Iron, total [as Fe]monthly average≤ 1.42 mg/Lall year001
Iron, total [as Fe]monthly maximum≤ 2.46 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
Antimony, total [as Sb]monthly minimumreport only (mg/L)all year001
Antimony, total [as Sb]monthly averagereport only (mg/L)all year001
Antimony, total [as Sb]monthly maximumreport only (mg/L)all year001
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year001
Aluminum, total [as Al]monthly average≤ .43 mg/Lall year001
Aluminum, total [as Al]monthly maximum≤ .75 mg/Lall 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 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
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 average≤ 3 mg/Lall year002
Aluminum, total [as Al]monthly maximum≤ 6 mg/Lall 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 year003
Flow ratemonthly maximumreport only (gal/min)all year003
Specific conductancemonthly minimumreport only (umho/cm)all year003
Specific conductancemonthly averagereport only (umho/cm)all year003
Specific conductancemonthly maximumreport only (umho/cm)all year003
pHmonthly minimum≥ 6 SUall year003
pHmonthly averagereport only (SU)all year003
pHmonthly maximum≤ 9 SUall year003
Solids, total suspendedmonthly minimumreport only (mg/L)all year003
Solids, total suspendedmonthly average≤ 35 mg/Lall year003
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year003
Solids, settleablemonthly maximum≤ .5 mL/Lall year003
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all year003
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year003
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all year003
Iron, total [as Fe]monthly minimumreport only (mg/L)all year003
Iron, total [as Fe]monthly average≤ .58 mg/Lall year003
Iron, total [as Fe]monthly maximum≤ 1.01 mg/Lall year003
Manganese, total [as Mn]monthly minimumreport only (mg/L)all year003
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year003
Manganese, total [as Mn]monthly maximum≤ 4 mg/Lall year003
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year003
Aluminum, total [as Al]monthly average≤ 3 mg/Lall year003
Aluminum, total [as Al]monthly maximum≤ 6 mg/Lall year003
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all year003
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all year003
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all year003
Solids, total dissolvedmonthly minimumreport only (mg/L)all year003
Solids, total dissolvedmonthly averagereport only (mg/L)all year003
Solids, total dissolvedmonthly maximumreport only (mg/L)all year003
Oxygen, dissolved [DO]monthly minimum≥ 6 mg/Lall year401
BOD, 5-day, 20 deg. Cmonthly average≤ 5 mg/Lall year401
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/Lall year401
BOD, 5-day, 20 deg. Cmonthly maximum≤ 10 mg/Lall year401
BOD, 5-day, 20 deg. Cmonthly maximum≤ 20 mg/Lall year401
BOD, 5-day, 20 deg. Cmonthly average≤ .438 lb/dall year401
BOD, 5-day, 20 deg. Cmonthly average≤ .876 lb/dall year401
BOD, 5-day, 20 deg. Cmonthly maximum≤ .876 lb/dall year401
BOD, 5-day, 20 deg. Cmonthly maximum≤ 1.752 lb/dall year401
pHmonthly minimum≥ 6 SUall year401
pHmonthly maximum≤ 9 SUall year401
Solids, total suspendedmonthly average≤ 30 mg/Lall year401
Solids, total suspendedmonthly maximum≤ 60 mg/Lall year401
Solids, total suspendedmonthly average≤ 2.63 lb/dall year401
Solids, total suspendedmonthly maximum≤ 5.26 lb/dall year401
Nitrogen, Kjeldahl, total [as N]monthly average≤ 2.3 mg/Lall year401
Nitrogen, Kjeldahl, total [as N]monthly average≤ 4.6 mg/Lall year401
Nitrogen, Kjeldahl, total [as N]monthly maximum≤ 4.6 mg/Lall year401
Nitrogen, Kjeldahl, total [as N]monthly maximum≤ 9.2 mg/Lall year401
Nitrogen, Kjeldahl, total [as N]monthly average≤ .201 lb/dall year401
Nitrogen, Kjeldahl, total [as N]monthly average≤ .402 lb/dall year401
Nitrogen, Kjeldahl, total [as N]monthly maximum≤ .403 lb/dall year401
Nitrogen, Kjeldahl, total [as N]monthly maximum≤ .804 lb/dall year401
Flow, in conduit or thru treatment plantmonthly maximum≤ .0105 MGDall year401
Coliform, fecal generalmonthly average≤ 200 #/100mLall year401
Coliform, fecal generalmonthly maximum≤ 400 #/100mLall year401
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearDSC
Specific conductancemonthly minimumreport only (umho/cm)all yearDSC
Specific conductancemonthly averagereport only (umho/cm)all yearDSC
Specific conductancemonthly maximumreport only (umho/cm)all yearDSC
pHmonthly minimumreport only (SU)all yearDSC
pHmonthly maximumreport only (SU)all yearDSC
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearDSC
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearDSC
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearDSC
Selenium, total recoverablemonthly averagereport only (ug/L)all yearDSC
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearDSC
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearDSC
Iron, total [as Fe]monthly averagereport only (mg/L)all yearDSC
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearDSC
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearDSC
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearDSC
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearDSC
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearDSC
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearDSC
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearDSC
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearDSC
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearDSC
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearDSC
Solids, total dissolvedmonthly averagereport only (mg/L)all yearDSC
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearDSC
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearDUTBC
Specific conductancemonthly minimumreport only (umho/cm)all yearDUTBC
Specific conductancemonthly averagereport only (umho/cm)all yearDUTBC
Specific conductancemonthly maximumreport only (umho/cm)all yearDUTBC
pHmonthly minimumreport only (SU)all yearDUTBC
pHmonthly maximumreport only (SU)all yearDUTBC
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearDUTBC
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearDUTBC
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearDUTBC
Selenium, total recoverablemonthly averagereport only (ug/L)all yearDUTBC
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearDUTBC
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearDUTBC
Iron, total [as Fe]monthly averagereport only (mg/L)all yearDUTBC
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearDUTBC
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearDUTBC
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearDUTBC
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearDUTBC
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearDUTBC
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearDUTBC
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearDUTBC
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearDUTBC
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearDUTBC
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearDUTBC
Solids, total dissolvedmonthly averagereport only (mg/L)all yearDUTBC
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearDUTBC
Stream flow, instantaneousmonthly averagereport only (cfs)all yearUSC
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearUSC
Specific conductancemonthly minimumreport only (umho/cm)all yearUSC
Specific conductancemonthly averagereport only (umho/cm)all yearUSC
Specific conductancemonthly maximumreport only (umho/cm)all yearUSC
pHmonthly minimumreport only (SU)all yearUSC
pHmonthly maximumreport only (SU)all yearUSC
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all yearUSC
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearUSC
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearUSC
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearUSC
Selenium, total recoverablemonthly averagereport only (ug/L)all yearUSC
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearUSC
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearUSC
Iron, total [as Fe]monthly averagereport only (mg/L)all yearUSC
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearUSC
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearUSC
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearUSC
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearUSC
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearUSC
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearUSC
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearUSC
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearUSC
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearUSC
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearUSC
Solids, total dissolvedmonthly minimumreport only (mg/L)all yearUSC
Solids, total dissolvedmonthly averagereport only (mg/L)all yearUSC
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearUSC

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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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WV1009834 · MCP: https://passage-data.com/mcp