ROCKWELL MINING, LLC

NPDES permit WV0058246 · Minor NON-POTW · effective, expires 2028-04-17 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
24required values missing, on 8 form(s)
0of 32 forms filed late

Last period with anything received: 2026-06-30.

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 (78)

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
001Solids, total suspendedMO MIN report only all year
001Solids, total suspendedMO AVG <= 183 mg/L 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
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
001Iron, total [as Fe]MO MIN report only all year
001Iron, total [as Fe]MO AVG <= 1.42 mg/L all year
001Iron, total [as Fe]MO MAX <= 2.46 mg/L all year
001Manganese, total [as Mn]MO MIN report only all year
001Manganese, total [as Mn]MO AVG <= 2 mg/L all year
001Manganese, total [as Mn]MO MAX <= 3.47 mg/L 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
401Oxygen, dissolved [DO]MO MIN 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 <= .11 lb/d all year
401BOD, 5-day, 20 deg. CMO MAX <= .21 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 <= .64 lb/d all year
401Solids, total suspendedMO MAX <= 1.3 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 <= .064 lb/d all year
401Nitrogen, ammonia total [as N]MO MAX <= .13 lb/d all year
401Flow, in conduit or thru treatment plantMO MAX <= .027 MGD all year
401Chlorine, total residualMO MIN report only all year
401Chlorine, total residualMO AVG <= 28 ug/L all year
401Chlorine, total residualMO MAX <= 56 ug/L all year
401Coliform, fecal generalMO AVG <= 200 #/100mL all year
401Coliform, fecal generalMO MAX <= 400 #/100mL all year
DSFStream flow, instantaneousMO AVG report only all year
DSFStream flow, instantaneousMO MAX report only all year
DSFSpecific conductanceMO AVG report only all year
DSFSpecific conductanceMO MAX report only all year
DSFpHMO MIN report only all year
DSFpHMO MAX report only all year
DSFSulfate, total [as SO4]MO AVG report only all year
DSFSulfate, total [as SO4]MO MAX report only all year
DSFIron, total [as Fe]MO AVG report only all year
DSFIron, total [as Fe]MO MAX report only all year
DSFManganese, total [as Mn]MO MIN report only all year
DSFManganese, total [as Mn]MO AVG report only all year
DSFManganese, total [as Mn]MO MAX report only all year
DSFSolids, total dissolvedMO AVG report only all year
DSFSolids, total dissolvedMO MAX report only all year
USFStream flow, instantaneousMO AVG report only all year
USFStream flow, instantaneousMO MAX report only all year
USFSpecific conductanceMO AVG report only all year
USFSpecific conductanceMO MAX report only all year
USFpHMO MIN report only all year
USFpHMO MAX report only all year
USFSulfate, total [as SO4]MO AVG report only all year
USFSulfate, total [as SO4]MO MAX report only all year
USFIron, total [as Fe]MO MIN report only all year
USFIron, total [as Fe]MO AVG report only all year
USFIron, total [as Fe]MO MAX report only all year
USFManganese, total [as Mn]MO MIN report only all year
USFManganese, total [as Mn]MO AVG report only all year
USFManganese, total [as Mn]MO MAX report only all year
USFSolids, total dissolvedMO AVG report only all year
USFSolids, 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