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North Mountain Shale, LLC

Miscellaneous Nonmetallic Minerals, Martinsburg, West Virginia. NPDES permit WV1023292, in force until Nov 28, 2028. Last 12 months: no values over a limit, 689 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form Q quarterly (24 values), outfall 002 form Q quarterly (27 values), outfall DMC01 form Q quarterly (8 values), outfall DMC2 form Q quarterly (5 values), outfall DUT2MC form Q quarterly (21 values), outfall UUT2MC form Q quarterly (22 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 1,230 required values missing, 0 of 72 reports late

Limits in force (135)

ParameterStatisticLimitMonthsOutfall
Flow ratemonthly averagereport only (gal/min)all year001
Flow ratemonthly maximumreport only (gal/min)all year001
Turbiditymonthly averagereport only (NTU)all year001
Turbiditymonthly maximumreport only (NTU)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 minimumreport only (mL/L)all year001
Solids, settleablemonthly averagereport only (mL/L)all year001
Solids, settleablemonthly maximum≤ .5 mL/Lall year001
Iron, total [as Fe]monthly minimumreport only (mg/L)all year001
Iron, total [as Fe]monthly average≤ .47 mg/Lall year001
Iron, total [as Fe]monthly maximum≤ .82 mg/Lall year001
Manganese, total [as Mn]monthly minimumreport only (mg/L)all year001
Manganese, total [as Mn]monthly average≤ 1 mg/Lall year001
Manganese, total [as Mn]monthly maximum≤ 1.73 mg/Lall year001
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year001
Aluminum, total [as Al]monthly average≤ .32 mg/Lall year001
Aluminum, total [as Al]monthly maximum≤ .56 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
Flow ratemonthly averagereport only (gal/min)all year002
Flow ratemonthly maximumreport only (gal/min)all year002
Turbiditymonthly averagereport only (NTU)all year002
Turbiditymonthly maximumreport only (NTU)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 minimumreport only (mL/L)all year002
Solids, settleablemonthly averagereport only (mL/L)all year002
Solids, settleablemonthly maximum≤ .5 mL/Lall year002
Selenium, total recoverablemonthly minimumreport only (ug/L)all year002
Selenium, total recoverablemonthly average≤ 4.7 ug/Lall year002
Selenium, total recoverablemonthly maximum≤ 8.2 ug/Lall year002
Iron, total [as Fe]monthly minimumreport only (mg/L)all year002
Iron, total [as Fe]monthly average≤ 1.1 mg/Lall year002
Iron, total [as Fe]monthly maximum≤ 1.9 mg/Lall year002
Manganese, total [as Mn]monthly minimumreport only (mg/L)all year002
Manganese, total [as Mn]monthly average≤ 1 mg/Lall year002
Manganese, total [as Mn]monthly maximum≤ 1.73 mg/Lall year002
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year002
Aluminum, total [as Al]monthly average≤ .14 mg/Lall year002
Aluminum, total [as Al]monthly maximum≤ .25 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
Stream flow, instantaneousmonthly averagereport only (cfs)all yearDMC01
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearDMC01
Turbiditymonthly minimumreport only (NTU)all yearDMC01
Turbiditymonthly averagereport only (NTU)all yearDMC01
Turbiditymonthly maximumreport only (NTU)all yearDMC01
pHmonthly minimumreport only (SU)all yearDMC01
pHmonthly maximumreport only (SU)all yearDMC01
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearDMC01
Selenium, total recoverablemonthly averagereport only (ug/L)all yearDMC01
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearDMC01
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearDMC01
Iron, total [as Fe]monthly averagereport only (mg/L)all yearDMC01
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearDMC01
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearDMC01
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearDMC01
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearDMC01
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearDMC01
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearDMC01
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearDMC01
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearDMC01
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearDMC01
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearDMC01
Stream flow, instantaneousmonthly averagereport only (cfs)all yearDMC2
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearDMC2
Turbiditymonthly minimumreport only (NTU)all yearDMC2
Turbiditymonthly averagereport only (NTU)all yearDMC2
Turbiditymonthly maximumreport only (NTU)all yearDMC2
pHmonthly minimumreport only (SU)all yearDMC2
pHmonthly maximumreport only (SU)all yearDMC2
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearDMC2
Iron, total [as Fe]monthly averagereport only (mg/L)all yearDMC2
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearDMC2
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearDMC2
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearDMC2
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearDMC2
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearDMC2
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearDMC2
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearDMC2
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearDMC2
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearDMC2
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearDMC2
Stream flow, instantaneousmonthly averagereport only (cfs)all yearDUT2MC
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearDUT2MC
Turbiditymonthly minimumreport only (NTU)all yearDUT2MC
Turbiditymonthly maximumreport only (NTU)all yearDUT2MC
pHmonthly minimumreport only (SU)all yearDUT2MC
pHmonthly maximumreport only (SU)all yearDUT2MC
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearDUT2MC
Selenium, total recoverablemonthly averagereport only (ug/L)all yearDUT2MC
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearDUT2MC
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearDUT2MC
Iron, total [as Fe]monthly averagereport only (mg/L)all yearDUT2MC
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearDUT2MC
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearDUT2MC
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearDUT2MC
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearDUT2MC
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearDUT2MC
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearDUT2MC
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearDUT2MC
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearDUT2MC
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearDUT2MC
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearDUT2MC
Stream flow, instantaneousmonthly averagereport only (cfs)all yearUUT2MC
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearUUT2MC
Turbiditymonthly minimumreport only (NTU)all yearUUT2MC
Turbiditymonthly averagereport only (NTU)all yearUUT2MC
Turbiditymonthly maximumreport only (NTU)all yearUUT2MC
pHmonthly minimumreport only (SU)all yearUUT2MC
pHmonthly maximumreport only (SU)all yearUUT2MC
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearUUT2MC
Selenium, total recoverablemonthly averagereport only (ug/L)all yearUUT2MC
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearUUT2MC
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearUUT2MC
Iron, total [as Fe]monthly averagereport only (mg/L)all yearUUT2MC
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearUUT2MC
Manganese, total [as Mn]monthly minimumreport only (mg/L)all yearUUT2MC
Manganese, total [as Mn]monthly averagereport only (mg/L)all yearUUT2MC
Manganese, total [as Mn]monthly maximumreport only (mg/L)all yearUUT2MC
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearUUT2MC
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearUUT2MC
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearUUT2MC
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearUUT2MC
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearUUT2MC
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearUUT2MC

How strict are these limits?

Cited limits by parameter: West Virginia's rules and the federal ones.

Same industry: the 64 Mining and Quarrying of Nonmetallic Minerals permits in West Virginia.

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Your permit document is the final word. As JSON: /api/v1/permits/WV1023292 · MCP: https://passage-data.com/mcp