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Decker's Creek Limestone Company

Crushed And Broken Stone, Morgantown, West Virginia. NPDES permit WV0061239, in force until Sep 21, 2030. Last 12 months: over a limit 5 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 003 form Q quarterly, outfall 004 form Q quarterly, outfall 005 form Q quarterly, outfall 006 form Q quarterly, outfall 007 form Q quarterly, outfall 008 form Q quarterly, and 4 more forms
Last report on file
June 2026
Oct 2024 – Sep 2025
3 values over a limit, 2 required values missing, 0 of 110 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingOutfallParameterReportedLimitOver by
May 2026010Aluminum, total [as Al], monthly average.878 mg/L≤ .43 mg/L104%
May 2026010Aluminum, total [as Al], monthly maximum.878 mg/L≤ .75 mg/L17%
May 2026010Solids, total suspended, monthly average116 mg/L≤ 35 mg/L231%
May 2026010Solids, total suspended, monthly maximum116 mg/L≤ 70 mg/L66%
June 2026006Solids, total suspended, monthly average39.6 mg/L≤ 35 mg/L13%

Limits in force (172)

ParameterStatisticLimitMonthsOutfall
Flow ratemonthly averagereport only (gal/min)all year003
Flow ratemonthly maximumreport only (gal/min)all year003
pHmonthly minimum≥ 6 SUall 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
Iron, total [as Fe]monthly minimumreport only (mg/L)all year003
Iron, total [as Fe]monthly average≤ 1.42 mg/Lall year003
Iron, total [as Fe]monthly maximum≤ 2.46 mg/Lall year003
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year003
Aluminum, total [as Al]monthly average≤ .43 mg/Lall year003
Aluminum, total [as Al]monthly maximum≤ .75 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
Flow ratemonthly averagereport only (gal/min)all year004
Flow ratemonthly maximumreport only (gal/min)all year004
pHmonthly minimum≥ 6 SUall year004
pHmonthly maximum≤ 9 SUall year004
Solids, total suspendedmonthly minimumreport only (mg/L)all year004
Solids, total suspendedmonthly average≤ 35 mg/Lall year004
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year004
Selenium, total recoverablemonthly minimumreport only (ug/L)all year004
Selenium, total recoverablemonthly averagereport only (ug/L)all year004
Selenium, total recoverablemonthly maximumreport only (ug/L)all year004
Iron, total [as Fe]monthly minimumreport only (mg/L)all year004
Iron, total [as Fe]monthly average≤ 1.42 mg/Lall year004
Iron, total [as Fe]monthly maximum≤ 2.46 mg/Lall year004
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year004
Aluminum, total [as Al]monthly average≤ .43 mg/Lall year004
Aluminum, total [as Al]monthly maximum≤ .75 mg/Lall year004
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all year004
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all year004
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all year004
Flow ratemonthly averagereport only (gal/min)all year005
Flow ratemonthly maximumreport only (gal/min)all year005
pHmonthly minimum≥ 6 SUall year005
pHmonthly maximum≤ 9 SUall year005
Solids, total suspendedmonthly minimumreport only (mg/L)all year005
Solids, total suspendedmonthly average≤ 35 mg/Lall year005
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year005
Iron, total [as Fe]monthly minimumreport only (mg/L)all year005
Iron, total [as Fe]monthly average≤ 1.42 mg/Lall year005
Iron, total [as Fe]monthly maximum≤ 2.46 mg/Lall year005
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year005
Aluminum, total [as Al]monthly average≤ 3 mg/Lall year005
Aluminum, total [as Al]monthly maximum≤ 6 mg/Lall year005
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all year005
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all year005
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all year005
Flow ratemonthly averagereport only (gal/min)all year006
Flow ratemonthly maximumreport only (gal/min)all year006
pHmonthly minimum≥ 6 SUall year006
pHmonthly maximum≤ 9 SUall year006
Solids, total suspendedmonthly minimumreport only (mg/L)all year006
Solids, total suspendedmonthly average≤ 35 mg/Lall year006
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year006
Iron, total [as Fe]monthly minimumreport only (mg/L)all year006
Iron, total [as Fe]monthly average≤ 1.42 mg/Lall year006
Iron, total [as Fe]monthly maximum≤ 2.46 mg/Lall year006
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year006
Aluminum, total [as Al]monthly average≤ 3 mg/Lall year006
Aluminum, total [as Al]monthly maximum≤ 6 mg/Lall year006
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all year006
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all year006
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all year006
Flow ratemonthly averagereport only (gal/min)all year007
Flow ratemonthly maximumreport only (gal/min)all year007
pHmonthly minimum≥ 6 SUall year007
pHmonthly maximum≤ 9 SUall year007
Solids, total suspendedmonthly minimumreport only (mg/L)all year007
Solids, total suspendedmonthly average≤ 35 mg/Lall year007
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year007
Selenium, total recoverablemonthly minimumreport only (ug/L)all year007
Selenium, total recoverablemonthly averagereport only (ug/L)all year007
Selenium, total recoverablemonthly maximumreport only (ug/L)all year007
Iron, total [as Fe]monthly minimumreport only (mg/L)all year007
Iron, total [as Fe]monthly average≤ 1.42 mg/Lall year007
Iron, total [as Fe]monthly maximum≤ 2.46 mg/Lall year007
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year007
Aluminum, total [as Al]monthly average≤ 3 mg/Lall year007
Aluminum, total [as Al]monthly maximum≤ 6 mg/Lall year007
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all year007
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all year007
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all year007
Flow ratemonthly averagereport only (gal/min)all year008
Flow ratemonthly maximumreport only (gal/min)all year008
pHmonthly minimum≥ 6 SUall year008
pHmonthly maximum≤ 9 SUall year008
Solids, total suspendedmonthly minimumreport only (mg/L)all year008
Solids, total suspendedmonthly average≤ 35 mg/Lall year008
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year008
Selenium, total recoverablemonthly minimumreport only (ug/L)all year008
Selenium, total recoverablemonthly averagereport only (ug/L)all year008
Selenium, total recoverablemonthly maximumreport only (ug/L)all year008
Iron, total [as Fe]monthly minimumreport only (mg/L)all year008
Iron, total [as Fe]monthly average≤ 1.42 mg/Lall year008
Iron, total [as Fe]monthly maximum≤ 2.46 mg/Lall year008
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year008
Aluminum, total [as Al]monthly average≤ 3 mg/Lall year008
Aluminum, total [as Al]monthly maximum≤ 6 mg/Lall year008
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all year008
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all year008
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all year008
Flow ratemonthly averagereport only (gal/min)all year009
Flow ratemonthly maximumreport only (gal/min)all year009
pHmonthly minimum≥ 6 SUall year009
pHmonthly maximum≤ 9 SUall year009
Solids, total suspendedmonthly minimumreport only (mg/L)all year009
Solids, total suspendedmonthly average≤ 35 mg/Lall year009
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year009
Selenium, total recoverablemonthly minimumreport only (ug/L)all year009
Selenium, total recoverablemonthly averagereport only (ug/L)all year009
Selenium, total recoverablemonthly maximumreport only (ug/L)all year009
Iron, total [as Fe]monthly minimumreport only (mg/L)all year009
Iron, total [as Fe]monthly average≤ 1.42 mg/Lall year009
Iron, total [as Fe]monthly maximum≤ 2.46 mg/Lall year009
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year009
Aluminum, total [as Al]monthly average≤ 3 mg/Lall year009
Aluminum, total [as Al]monthly maximum≤ 6 mg/Lall year009
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all year009
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all year009
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all year009
Flow ratemonthly averagereport only (gal/min)all year010
Flow ratemonthly maximumreport only (gal/min)all year010
pHmonthly minimum≥ 6 SUall year010
pHmonthly maximum≤ 9 SUall year010
Solids, total suspendedmonthly minimumreport only (mg/L)all year010
Solids, total suspendedmonthly average≤ 35 mg/Lall year010
Solids, total suspendedmonthly maximum≤ 70 mg/Lall year010
Iron, total [as Fe]monthly minimumreport only (mg/L)all year010
Iron, total [as Fe]monthly average≤ 1.42 mg/Lall year010
Iron, total [as Fe]monthly maximum≤ 2.46 mg/Lall year010
Aluminum, total [as Al]monthly minimumreport only (mg/L)all year010
Aluminum, total [as Al]monthly average≤ .43 mg/Lall year010
Aluminum, total [as Al]monthly maximum≤ .75 mg/Lall year010
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all year010
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all year010
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all year010
Stream flow, instantaneousmonthly averagereport only (cfs)all yearDDC
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearDDC
pHmonthly minimumreport only (SU)all yearDDC
pHmonthly maximumreport only (SU)all yearDDC
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearDDC
Selenium, total recoverablemonthly averagereport only (ug/L)all yearDDC
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearDDC
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearDDC
Iron, total [as Fe]monthly averagereport only (mg/L)all yearDDC
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearDDC
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearDDC
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearDDC
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearDDC
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearDDC
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearDDC
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearDDC
Stream flow, instantaneousmonthly averagereport only (cfs)all yearUDC
Stream flow, instantaneousmonthly maximumreport only (cfs)all yearUDC
pHmonthly minimumreport only (SU)all yearUDC
pHmonthly maximumreport only (SU)all yearUDC
Selenium, total recoverablemonthly minimumreport only (ug/L)all yearUDC
Selenium, total recoverablemonthly averagereport only (ug/L)all yearUDC
Selenium, total recoverablemonthly maximumreport only (ug/L)all yearUDC
Iron, total [as Fe]monthly minimumreport only (mg/L)all yearUDC
Iron, total [as Fe]monthly averagereport only (mg/L)all yearUDC
Iron, total [as Fe]monthly maximumreport only (mg/L)all yearUDC
Aluminum, total [as Al]monthly minimumreport only (mg/L)all yearUDC
Aluminum, total [as Al]monthly averagereport only (mg/L)all yearUDC
Aluminum, total [as Al]monthly maximumreport only (mg/L)all yearUDC
Aluminum, dissolved [as Al]monthly minimumreport only (mg/L)all yearUDC
Aluminum, dissolved [as Al]monthly averagereport only (mg/L)all yearUDC
Aluminum, dissolved [as Al]monthly maximumreport only (mg/L)all yearUDC

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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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WV0061239 · MCP: https://passage-data.com/mcp