MARFORK COAL COMPANY, LLC

NPDES permit WV1030621 · Minor NON-POTW · effective, expires 2031-06-03 · EPA's file as of 2026-09-19

Check this month's numbers before you file
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EPA's record, 2025-09-01 to 2026-08-31

EPA's file shows no filings for this permit in this window. That is a statement about the file, not about the facility.

Reporting

Reports are due about 25 days after each monitoring period ends (the most common figure among WV permits in EPA's filings — check your permit).

Limits in force (160)

OutfallParameterStatisticLimitMonths
001Flow rateMO AVG report only all year
001Flow rateMO MAX report only all year
001Specific conductanceMO MIN report only all year
001Specific conductanceMO AVG report only all year
001Specific conductanceMO MAX report only all year
001pHMO MIN >= 6 SU all year
001pHMO MAX <= 9 SU all year
001Alkalinity, total [as CaCO3]MO MIN report only all year
001Alkalinity, total [as CaCO3]MO AVG report only all year
001Alkalinity, total [as CaCO3]MO MAX report only all year
001Solids, total suspendedMO MIN report only all year
001Solids, total suspendedMO AVG <= 35 mg/L all year
001Solids, total suspendedMO MAX <= 70 mg/L all year
001Solids, settleableMO MIN report only all year
001Solids, settleableMO AVG report only all year
001Solids, settleableMO MAX <= .5 mL/L all year
001Calcium, total [as Ca]MO MIN report only all year
001Calcium, total [as Ca]MO AVG report only all year
001Calcium, total [as Ca]MO MAX report only all year
001Magnesium, total [as Mg]MO MIN report only all year
001Magnesium, total [as Mg]MO AVG report only all year
001Magnesium, total [as Mg]MO MAX report only all year
001Sodium, total [as Na]MO MIN report only all year
001Sodium, total [as Na]MO AVG report only all year
001Sodium, total [as Na]MO MAX report only all year
001Potassium, total [as K]MO MIN report only all year
001Potassium, total [as K]MO AVG report only all year
001Potassium, total [as K]MO MAX report only all year
001Sulfate, total [as SO4]MO MIN report only all year
001Sulfate, total [as SO4]MO AVG report only all year
001Sulfate, total [as SO4]MO MAX report only all year
001Selenium, total recoverableMO MIN report only all year
001Selenium, total recoverableMO AVG <= 4.7 ug/L all year
001Selenium, total recoverableMO MAX <= 8.2 ug/L all year
001Iron, total [as Fe]MO MIN report only all year
001Iron, total [as Fe]MO AVG <= .41 mg/L all year
001Iron, total [as Fe]MO MAX <= .71 mg/L all year
001Manganese, total [as Mn]MO MIN report only all year
001Manganese, total [as Mn]MO AVG <= 1.8 mg/L all year
001Manganese, total [as Mn]MO MAX <= 3.12 mg/L all year
001Aluminum, total [as Al]MO MIN report only all year
001Aluminum, total [as Al]MO AVG <= .13 mg/L all year
001Aluminum, total [as Al]MO MAX <= .22 mg/L all year
001Aluminum, dissolved [as Al]MO MIN report only all year
001Aluminum, dissolved [as Al]MO AVG report only all year
001Aluminum, dissolved [as Al]MO MAX report only all year
001Toxicity [chronic], Ceriodaphnia dubiaMO MIN report only all year
001Toxicity [chronic], Ceriodaphnia dubiaMO AVG <= .82 tox chronic all year
001Toxicity [chronic], Ceriodaphnia dubiaMO MAX <= 1.64 tox chronic all year
001Solids, total dissolvedMO MIN report only all year
001Solids, total dissolvedMO AVG report only all year
001Solids, total dissolvedMO MAX report only all year
401BOD, 5-day, 20 deg. CMO AVG <= 5 mg/L all year
401BOD, 5-day, 20 deg. CMO MAX <= 10 mg/L all year
401BOD, 5-day, 20 deg. CMO AVG <= .35 lb/d all year
401BOD, 5-day, 20 deg. CMO MAX <= .7 lb/d all year
401pHMO MIN >= 6 SU all year
401pHMO MAX <= 9 SU all year
401Solids, total suspendedMO AVG <= 30 mg/L all year
401Solids, total suspendedMO MAX <= 60 mg/L all year
401Solids, total suspendedMO AVG <= .5 lb/d all year
401Solids, total suspendedMO MAX <= 1 lb/d all year
401Nitrogen, ammonia total [as N]MO AVG <= 3 mg/L all year
401Nitrogen, ammonia total [as N]MO MAX <= 6 mg/L all year
401Nitrogen, ammonia total [as N]MO AVG <= .05 lb/d all year
401Nitrogen, ammonia total [as N]MO MAX <= .1 lb/d all year
401Flow, in conduit or thru treatment plantMO MAX <= .002 MGD all year
401Chlorine, total residualMO MAX <= 28 ug/L all year
401Coliform, fecal generalMO AVG <= 200 #/100mL all year
401Coliform, fecal generalMO MAX <= 400 #/100mL all year
BAS WC-1Stream flow, instantaneousMO AVG report only all year
BAS WC-1Stream flow, instantaneousMO MAX report only all year
BAS WC-1Specific conductanceMO MIN report only all year
BAS WC-1Specific conductanceMO AVG report only all year
BAS WC-1Specific conductanceMO MAX report only all year
BAS WC-1pHMO MIN report only all year
BAS WC-1pHMO MAX report only all year
BAS WC-1Alkalinity, total [as CaCO3]MO MIN report only all year
BAS WC-1Alkalinity, total [as CaCO3]MO AVG report only all year
BAS WC-1Alkalinity, total [as CaCO3]MO MAX report only all year
BAS WC-1Solids, total suspendedMO MIN report only all year
BAS WC-1Solids, total suspendedMO AVG report only all year
BAS WC-1Solids, total suspendedMO MAX report only all year
BAS WC-1Calcium, total [as Ca]MO MIN report only all year
BAS WC-1Calcium, total [as Ca]MO AVG report only all year
BAS WC-1Calcium, total [as Ca]MO MAX report only all year
BAS WC-1Magnesium, total [as Mg]MO MIN report only all year
BAS WC-1Magnesium, total [as Mg]MO AVG report only all year
BAS WC-1Magnesium, total [as Mg]MO MAX report only all year
BAS WC-1Sodium, total [as Na]MO MIN report only all year
BAS WC-1Sodium, total [as Na]MO AVG report only all year
BAS WC-1Sodium, total [as Na]MO MAX report only all year
BAS WC-1Potassium, total [as K]MO MIN report only all year
BAS WC-1Potassium, total [as K]MO AVG report only all year
BAS WC-1Potassium, total [as K]MO MAX report only all year
BAS WC-1Sulfate, total [as SO4]MO MIN report only all year
BAS WC-1Sulfate, total [as SO4]MO AVG report only all year
BAS WC-1Sulfate, total [as SO4]MO MAX report only all year
BAS WC-1Selenium, total recoverableMO MIN report only all year
BAS WC-1Selenium, total recoverableMO AVG report only all year
BAS WC-1Selenium, total recoverableMO MAX report only all year
BAS WC-1Iron, total [as Fe]MO MIN report only all year
BAS WC-1Iron, total [as Fe]MO AVG report only all year
BAS WC-1Iron, total [as Fe]MO MAX report only all year
BAS WC-1Manganese, total [as Mn]MO MIN report only all year
BAS WC-1Manganese, total [as Mn]MO AVG report only all year
BAS WC-1Manganese, total [as Mn]MO MAX report only all year
BAS WC-1Aluminum, total [as Al]MO MIN report only all year
BAS WC-1Aluminum, total [as Al]MO AVG report only all year
BAS WC-1Aluminum, total [as Al]MO MAX report only all year
BAS WC-1Aluminum, dissolved [as Al]MO MIN report only all year
BAS WC-1Aluminum, dissolved [as Al]MO AVG report only all year
BAS WC-1Aluminum, dissolved [as Al]MO MAX report only all year
BAS WC-1Solids, total dissolvedMO MIN report only all year
BAS WC-1Solids, total dissolvedMO AVG report only all year
BAS WC-1Solids, total dissolvedMO MAX report only all year
DSWCStream flow, instantaneousMO AVG report only all year
DSWCStream flow, instantaneousMO MAX report only all year
DSWCSpecific conductanceMO AVG report only all year
DSWCSpecific conductanceMO MAX report only all year
DSWCpHMO MIN report only all year
DSWCpHMO MAX report only all year
DSWCSulfate, total [as SO4]MO AVG report only all year
DSWCSulfate, total [as SO4]MO MAX report only all year
DSWCSelenium, total recoverableMO MIN report only all year
DSWCSelenium, total recoverableMO AVG report only all year
DSWCSelenium, total recoverableMO MAX report only all year
DSWCIron, total [as Fe]MO AVG report only all year
DSWCIron, total [as Fe]MO MAX report only all year
DSWCManganese, total [as Mn]MO AVG report only all year
DSWCManganese, total [as Mn]MO MAX report only all year
DSWCAluminum, total [as Al]MO AVG report only all year
DSWCAluminum, total [as Al]MO MAX report only all year
DSWCAluminum, dissolved [as Al]MO MIN report only all year
DSWCAluminum, dissolved [as Al]MO AVG report only all year
DSWCAluminum, dissolved [as Al]MO MAX report only all year
DSWCSolids, total dissolvedMO AVG report only all year
DSWCSolids, total dissolvedMO MAX report only all year
USWC11Stream flow, instantaneousMO AVG report only all year
USWC11Stream flow, instantaneousMO MAX report only all year
USWC11Specific conductanceMO AVG report only all year
USWC11Specific conductanceMO MAX report only all year
USWC11pHMO MIN >= 6 SU all year
USWC11pHMO MAX <= 9 SU all year
USWC11Sulfate, total [as SO4]MO AVG report only all year
USWC11Sulfate, total [as SO4]MO MAX report only all year
USWC11Selenium, total recoverableMO MIN report only all year
USWC11Selenium, total recoverableMO AVG report only all year
USWC11Selenium, total recoverableMO MAX report only all year
USWC11Iron, total [as Fe]MO AVG report only all year
USWC11Iron, total [as Fe]MO MAX report only all year
USWC11Manganese, total [as Mn]MO AVG report only all year
USWC11Manganese, total [as Mn]MO MAX report only all year
USWC11Aluminum, total [as Al]MO AVG report only all year
USWC11Aluminum, total [as Al]MO MAX report only all year
USWC11Aluminum, dissolved [as Al]MO MIN report only all year
USWC11Aluminum, dissolved [as Al]MO AVG report only all year
USWC11Aluminum, dissolved [as Al]MO MAX report only all year
USWC11Solids, total dissolvedMO AVG report only all year
USWC11Solids, total dissolvedMO MAX report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states