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Rockwell Mining, LLC

Bituminous Coal And Lignite - Surface, Wharton, West Virginia. NPDES permit WV1017233, in force until Mar 3, 2031. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form A yearly, outfall 001 form Q quarterly, outfall 001 form R quarterly, outfall 002 form A yearly, outfall 002 form Q quarterly, outfall 002 form R quarterly, and 7 more forms
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 94 reports late

Limits in force (337)

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
Alkalinity, total [as CaCO3]monthly minimumreport only (mg/L)all year001
Alkalinity, total [as CaCO3]monthly averagereport only (mg/L)all year001
Alkalinity, total [as CaCO3]monthly maximumreport only (mg/L)all year001
Solids, total suspendedmonthly minimumreport only (mg/L)all year001
Solids, total suspendedmonthly minimumreport only (mg/L)all year001
Solids, total suspendedmonthly average≤ 163 mg/Lall year001
Solids, total suspendedmonthly average≤ 35 mg/Lall year001
Solids, total suspendedmonthly maximumreport only (mg/L)all year001
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year001
Solids, settleablemonthly minimumreport only (mL/L)all year001
Solids, settleablemonthly averagereport only (mL/L)all year001
Solids, settleablemonthly maximum≤ .5 mL/Lall year001
Calcium, total [as Ca]monthly minimumreport only (mg/L)all year001
Calcium, total [as Ca]monthly averagereport only (mg/L)all year001
Calcium, total [as Ca]monthly maximumreport only (mg/L)all year001
Magnesium, total [as Mg]monthly minimumreport only (mg/L)all year001
Magnesium, total [as Mg]monthly averagereport only (mg/L)all year001
Magnesium, total [as Mg]monthly maximumreport only (mg/L)all year001
Sodium, total [as Na]monthly minimumreport only (mg/L)all year001
Sodium, total [as Na]monthly averagereport only (mg/L)all year001
Sodium, total [as Na]monthly maximumreport only (mg/L)all year001
Potassium, total [as K]monthly minimumreport only (mg/L)all year001
Potassium, total [as K]monthly averagereport only (mg/L)all year001
Potassium, total [as K]monthly maximumreport only (mg/L)all 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≤ 1.67 mg/Lall year001
Iron, total [as Fe]monthly maximum≤ 2.89 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 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
Toxicity [chronic], Ceriodaphnia dubiamonthly minimumreport only (tox chronic)all year001
Toxicity [chronic], Ceriodaphnia dubiamonthly average≤ .82 tox chronicall year001
Toxicity [chronic], Ceriodaphnia dubiamonthly maximum≤ 1.64 tox chronicall 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
Alkalinity, total [as CaCO3]monthly minimumreport only (mg/L)all year002
Alkalinity, total [as CaCO3]monthly averagereport only (mg/L)all year002
Alkalinity, total [as CaCO3]monthly maximumreport only (mg/L)all year002
Solids, total suspendedmonthly minimumreport only (mg/L)all year002
Solids, total suspendedmonthly minimumreport only (mg/L)all year002
Solids, total suspendedmonthly average≤ 163 mg/Lall year002
Solids, total suspendedmonthly average≤ 35 mg/Lall year002
Solids, total suspendedmonthly maximumreport only (mg/L)all year002
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year002
Solids, settleablemonthly minimumreport only (mL/L)all year002
Solids, settleablemonthly averagereport only (mL/L)all year002
Solids, settleablemonthly maximum≤ .5 mL/Lall year002
Calcium, total [as Ca]monthly minimumreport only (mg/L)all year002
Calcium, total [as Ca]monthly averagereport only (mg/L)all year002
Calcium, total [as Ca]monthly maximumreport only (mg/L)all year002
Magnesium, total [as Mg]monthly minimumreport only (mg/L)all year002
Magnesium, total [as Mg]monthly averagereport only (mg/L)all year002
Magnesium, total [as Mg]monthly maximumreport only (mg/L)all year002
Sodium, total [as Na]monthly minimumreport only (mg/L)all year002
Sodium, total [as Na]monthly averagereport only (mg/L)all year002
Sodium, total [as Na]monthly maximumreport only (mg/L)all year002
Potassium, total [as K]monthly minimumreport only (mg/L)all year002
Potassium, total [as K]monthly averagereport only (mg/L)all year002
Potassium, total [as K]monthly maximumreport only (mg/L)all 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
Selenium, total recoverablemonthly minimumreport only (ug/L)all year002
Selenium, total recoverablemonthly averagereport only (ug/L)all year002
Selenium, total recoverablemonthly maximumreport only (ug/L)all year002
Iron, total [as Fe]monthly minimumreport only (mg/L)all year002
Iron, total [as Fe]monthly average≤ 1.67 mg/Lall year002
Iron, total [as Fe]monthly maximum≤ 2.89 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≤ .43 mg/Lall year002
Aluminum, total [as Al]monthly maximum≤ .75 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
Toxicity [chronic], Ceriodaphnia dubiamonthly minimumreport only (tox chronic)all year002
Toxicity [chronic], Ceriodaphnia dubiamonthly average≤ .82 tox chronicall year002
Toxicity [chronic], Ceriodaphnia dubiamonthly maximum≤ 1.64 tox chronicall 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
Stream flow, instantaneousmonthly averagereport only (cfs)all yearBAS-JWB-1
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearBAS-JWB-1
Specific conductancemonthly minimumreport only (umho/cm)all yearBAS-JWB-1
Specific conductancemonthly averagereport only (umho/cm)all yearBAS-JWB-1
Specific conductancemonthly maximumreport only (umho/cm)all yearBAS-JWB-1
pHmonthly minimumreport only (SU)all yearBAS-JWB-1
pHmonthly maximumreport only (SU)all yearBAS-JWB-1
Alkalinity, total [as CaCO3]monthly minimumreport only (mg/L)all yearBAS-JWB-1
Alkalinity, total [as CaCO3]monthly averagereport only (mg/L)all yearBAS-JWB-1
Alkalinity, total [as CaCO3]monthly maximumreport only (mg/L)all yearBAS-JWB-1
Calcium, total [as Ca]monthly minimumreport only (mg/L)all yearBAS-JWB-1
Calcium, total [as Ca]monthly averagereport only (mg/L)all yearBAS-JWB-1
Calcium, total [as Ca]monthly maximumreport only (mg/L)all yearBAS-JWB-1
Magnesium, total [as Mg]monthly minimumreport only (mg/L)all yearBAS-JWB-1
Magnesium, total [as Mg]monthly averagereport only (mg/L)all yearBAS-JWB-1
Magnesium, total [as Mg]monthly maximumreport only (mg/L)all yearBAS-JWB-1
Sodium, total [as Na]monthly minimumreport only (mg/L)all yearBAS-JWB-1
Sodium, total [as Na]monthly averagereport only (mg/L)all yearBAS-JWB-1
Sodium, total [as Na]monthly maximumreport only (mg/L)all yearBAS-JWB-1
Potassium, total [as K]monthly minimumreport only (mg/L)all yearBAS-JWB-1
Potassium, total [as K]monthly averagereport only (mg/L)all yearBAS-JWB-1
Potassium, total [as K]monthly maximumreport only (mg/L)all yearBAS-JWB-1
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all yearBAS-JWB-1
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearBAS-JWB-1
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearBAS-JWB-1
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearBAS-JWB-1
Selenium, total recoverablemonthly averagereport only (ug/L)all yearBAS-JWB-1
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearBAS-JWB-1
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearBAS-JWB-1
Iron, total [as Fe]monthly averagereport only (mg/L)all yearBAS-JWB-1
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearBAS-JWB-1
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearBAS-JWB-1
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearBAS-JWB-1
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearBAS-JWB-1
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearBAS-JWB-1
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearBAS-JWB-1
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearBAS-JWB-1
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearBAS-JWB-1
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearBAS-JWB-1
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearBAS-JWB-1
Solids, total dissolvedmonthly minimumreport only (mg/L)all yearBAS-JWB-1
Solids, total dissolvedmonthly averagereport only (mg/L)all yearBAS-JWB-1
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearBAS-JWB-1
Stream flow, instantaneousmonthly averagereport only (cfs)all yearBAS-JWB-2
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearBAS-JWB-2
Specific conductancemonthly minimumreport only (umho/cm)all yearBAS-JWB-2
Specific conductancemonthly averagereport only (umho/cm)all yearBAS-JWB-2
Specific conductancemonthly maximumreport only (umho/cm)all yearBAS-JWB-2
pHmonthly minimumreport only (SU)all yearBAS-JWB-2
pHmonthly maximumreport only (SU)all yearBAS-JWB-2
Alkalinity, total [as CaCO3]monthly minimumreport only (mg/L)all yearBAS-JWB-2
Alkalinity, total [as CaCO3]monthly averagereport only (mg/L)all yearBAS-JWB-2
Alkalinity, total [as CaCO3]monthly maximumreport only (mg/L)all yearBAS-JWB-2
Calcium, total [as Ca]monthly minimumreport only (mg/L)all yearBAS-JWB-2
Calcium, total [as Ca]monthly averagereport only (mg/L)all yearBAS-JWB-2
Calcium, total [as Ca]monthly maximumreport only (mg/L)all yearBAS-JWB-2
Magnesium, total [as Mg]monthly minimumreport only (mg/L)all yearBAS-JWB-2
Magnesium, total [as Mg]monthly averagereport only (mg/L)all yearBAS-JWB-2
Magnesium, total [as Mg]monthly maximumreport only (mg/L)all yearBAS-JWB-2
Sodium, total [as Na]monthly minimumreport only (mg/L)all yearBAS-JWB-2
Sodium, total [as Na]monthly averagereport only (mg/L)all yearBAS-JWB-2
Sodium, total [as Na]monthly maximumreport only (mg/L)all yearBAS-JWB-2
Potassium, total [as K]monthly minimumreport only (mg/L)all yearBAS-JWB-2
Potassium, total [as K]monthly averagereport only (mg/L)all yearBAS-JWB-2
Potassium, total [as K]monthly maximumreport only (mg/L)all yearBAS-JWB-2
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all yearBAS-JWB-2
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearBAS-JWB-2
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearBAS-JWB-2
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearBAS-JWB-2
Selenium, total recoverablemonthly averagereport only (ug/L)all yearBAS-JWB-2
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearBAS-JWB-2
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearBAS-JWB-2
Iron, total [as Fe]monthly averagereport only (mg/L)all yearBAS-JWB-2
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearBAS-JWB-2
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearBAS-JWB-2
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearBAS-JWB-2
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearBAS-JWB-2
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearBAS-JWB-2
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearBAS-JWB-2
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearBAS-JWB-2
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearBAS-JWB-2
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearBAS-JWB-2
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearBAS-JWB-2
Solids, total dissolvedmonthly minimumreport only (mg/L)all yearBAS-JWB-2
Solids, total dissolvedmonthly averagereport only (mg/L)all yearBAS-JWB-2
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearBAS-JWB-2
Stream flow, instantaneousmonthly averagereport only (cfs)all yearBAS-JWB-3
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearBAS-JWB-3
Specific conductancemonthly minimumreport only (umho/cm)all yearBAS-JWB-3
Specific conductancemonthly averagereport only (umho/cm)all yearBAS-JWB-3
Specific conductancemonthly maximumreport only (umho/cm)all yearBAS-JWB-3
pHmonthly minimumreport only (SU)all yearBAS-JWB-3
pHmonthly maximumreport only (SU)all yearBAS-JWB-3
Alkalinity, total [as CaCO3]monthly minimumreport only (mg/L)all yearBAS-JWB-3
Alkalinity, total [as CaCO3]monthly averagereport only (mg/L)all yearBAS-JWB-3
Alkalinity, total [as CaCO3]monthly maximumreport only (mg/L)all yearBAS-JWB-3
Calcium, total [as Ca]monthly minimumreport only (mg/L)all yearBAS-JWB-3
Calcium, total [as Ca]monthly averagereport only (mg/L)all yearBAS-JWB-3
Calcium, total [as Ca]monthly maximumreport only (mg/L)all yearBAS-JWB-3
Magnesium, total [as Mg]monthly minimumreport only (mg/L)all yearBAS-JWB-3
Magnesium, total [as Mg]monthly averagereport only (mg/L)all yearBAS-JWB-3
Magnesium, total [as Mg]monthly maximumreport only (mg/L)all yearBAS-JWB-3
Sodium, total [as Na]monthly minimumreport only (mg/L)all yearBAS-JWB-3
Sodium, total [as Na]monthly averagereport only (mg/L)all yearBAS-JWB-3
Sodium, total [as Na]monthly maximumreport only (mg/L)all yearBAS-JWB-3
Potassium, total [as K]monthly minimumreport only (mg/L)all yearBAS-JWB-3
Potassium, total [as K]monthly averagereport only (mg/L)all yearBAS-JWB-3
Potassium, total [as K]monthly maximumreport only (mg/L)all yearBAS-JWB-3
Sulfate, total [as SO4]monthly minimumreport only (mg/L)all yearBAS-JWB-3
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearBAS-JWB-3
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearBAS-JWB-3
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearBAS-JWB-3
Selenium, total recoverablemonthly averagereport only (ug/L)all yearBAS-JWB-3
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearBAS-JWB-3
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearBAS-JWB-3
Iron, total [as Fe]monthly averagereport only (mg/L)all yearBAS-JWB-3
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearBAS-JWB-3
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearBAS-JWB-3
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearBAS-JWB-3
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearBAS-JWB-3
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearBAS-JWB-3
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearBAS-JWB-3
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearBAS-JWB-3
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearBAS-JWB-3
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearBAS-JWB-3
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearBAS-JWB-3
Solids, total dissolvedmonthly minimumreport only (mg/L)all yearBAS-JWB-3
Solids, total dissolvedmonthly averagereport only (mg/L)all yearBAS-JWB-3
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearBAS-JWB-3
Stream flow, instantaneousmonthly averagereport only (cfs)all yearDJW
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearDJW
Specific conductancemonthly averagereport only (umho/cm)all yearDJW
Specific conductancemonthly maximumreport only (umho/cm)all yearDJW
pHmonthly minimumreport only (SU)all yearDJW
pHmonthly maximumreport only (SU)all yearDJW
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearDJW
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearDJW
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearDJW
Selenium, total recoverablemonthly averagereport only (ug/L)all yearDJW
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearDJW
Iron, total [as Fe]monthly averagereport only (mg/L)all yearDJW
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearDJW
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearDJW
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearDJW
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearDJW
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearDJW
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearDJW
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearDJW
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearDJW
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearDJW
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearDJW
Solids, total dissolvedmonthly averagereport only (mg/L)all yearDJW
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearDJW
Stream flow, instantaneousmonthly averagereport only (cfs)all yearDUB
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearDUB
Specific conductancemonthly averagereport only (umho/cm)all yearDUB
Specific conductancemonthly maximumreport only (umho/cm)all yearDUB
pHmonthly minimumreport only (SU)all yearDUB
pHmonthly maximumreport only (SU)all yearDUB
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearDUB
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearDUB
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearDUB
Selenium, total recoverablemonthly averagereport only (ug/L)all yearDUB
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearDUB
Iron, total [as Fe]monthly averagereport only (mg/L)all yearDUB
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearDUB
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearDUB
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearDUB
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearDUB
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearDUB
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearDUB
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearDUB
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearDUB
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearDUB
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearDUB
Solids, total dissolvedmonthly averagereport only (mg/L)all yearDUB
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearDUB
Stream flow, instantaneousmonthly averagereport only (cfs)all yearUJW
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearUJW
Specific conductancemonthly averagereport only (umho/cm)all yearUJW
Specific conductancemonthly maximumreport only (umho/cm)all yearUJW
pHmonthly minimumreport only (SU)all yearUJW
pHmonthly maximumreport only (SU)all yearUJW
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearUJW
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearUJW
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearUJW
Selenium, total recoverablemonthly averagereport only (ug/L)all yearUJW
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearUJW
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearUJW
Iron, total [as Fe]monthly averagereport only (mg/L)all yearUJW
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearUJW
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearUJW
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearUJW
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearUJW
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearUJW
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearUJW
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearUJW
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearUJW
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearUJW
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearUJW
Solids, total dissolvedmonthly averagereport only (mg/L)all yearUJW
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearUJW
Stream flow, instantaneousmonthly averagereport only (cfs)all yearUUB
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearUUB
Specific conductancemonthly averagereport only (umho/cm)all yearUUB
Specific conductancemonthly maximumreport only (umho/cm)all yearUUB
pHmonthly minimumreport only (SU)all yearUUB
pHmonthly maximumreport only (SU)all yearUUB
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearUUB
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearUUB
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearUUB
Selenium, total recoverablemonthly averagereport only (ug/L)all yearUUB
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearUUB
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearUUB
Iron, total [as Fe]monthly averagereport only (mg/L)all yearUUB
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearUUB
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearUUB
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearUUB
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearUUB
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearUUB
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearUUB
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearUUB
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearUUB
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearUUB
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearUUB
Solids, total dissolvedmonthly averagereport only (mg/L)all yearUUB
Solids, total dissolvedmonthly maximumreport only (mg/L)all yearUUB

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/WV1017233 · MCP: https://passage-data.com/mcp