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Flat Woods

Coal Mining Services, Oneida, Kentucky. NPDES permit KY0112411 expired Feb 28, 2025; its limits still apply. Last 12 months: no values over a limit, 2074 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form 1 monthly (22 values), outfall 002 form 1 monthly (22 values), outfall 003 form 1 monthly (22 values), outfall 003 form 2 quarterly (2 values), outfall 004 form 1 monthly (22 values), outfall 005 form 1 monthly (22 values), and 9 more forms
Last report on file
None
Oct 2024 – Sep 2025
0 values over a limit, 832 required values missing, 42 of 126 reports late

Limits in force (252)

ParameterStatisticLimitMonthsOutfall
Specific conductancemonthly averagereport only (uS/cm)all year001
Specific conductancedaily maximumreport only (uS/cm)all year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 35 mg/Lall year001
Solids, total suspendeddaily maximum≤ 70 mg/Lall year001
Solids, settleablemaximum≤ .5 mL/Lall year001
Solids, settleablemaximum≤ .5 mL/Lall year001
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year001
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year001
Iron, total recoverablemonthly average≤ 3 mg/Lall year001
Iron, total recoverabledaily maximum≤ 4 mg/Lall year001
Manganese, total recoverablemonthly average≤ 2 mg/Lall year001
Manganese, total recoverabledaily maximum≤ 4 mg/Lall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Date of Sample Collectionvaluereport only (date)all year001
Date of Sample Collectionvaluereport only (date)all year001
Date of Storm Eventvaluereport only (date)all year001
Date of Storm Eventvaluereport only (date)all year001
Precipitation volumemaximumreport only (in/d)all year001
Precipitation volumemaximumreport only (in/d)all year001
Specific conductancemonthly averagereport only (uS/cm)all year002
Specific conductancedaily maximumreport only (uS/cm)all year002
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Solids, total suspendedmonthly average≤ 35 mg/Lall year002
Solids, total suspendeddaily maximum≤ 70 mg/Lall year002
Solids, settleablemaximum≤ .5 mL/Lall year002
Solids, settleablemaximum≤ .5 mL/Lall year002
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year002
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year002
Iron, total recoverablemonthly average≤ 3 mg/Lall year002
Iron, total recoverabledaily maximum≤ 4 mg/Lall year002
Manganese, total recoverablemonthly average≤ 2 mg/Lall year002
Manganese, total recoverabledaily maximum≤ 4 mg/Lall year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Date of Sample Collectionvaluereport only (date)all year002
Date of Sample Collectionvaluereport only (date)all year002
Date of Storm Eventvaluereport only (date)all year002
Date of Storm Eventvaluereport only (date)all year002
Precipitation volumemaximumreport only (in/d)all year002
Precipitation volumemaximumreport only (in/d)all year002
Specific conductancemonthly averagereport only (uS/cm)all year003
Specific conductancedaily maximumreport only (uS/cm)all year003
pHminimum≥ 6 SUall year003
pHmaximum≤ 9 SUall year003
Solids, total suspendedmonthly average≤ 35 mg/Lall year003
Solids, total suspendeddaily maximum≤ 70 mg/Lall year003
Solids, settleablemaximum≤ .5 mL/Lall year003
Solids, settleablemaximum≤ .5 mL/Lall year003
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year003
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year003
Iron, total recoverablemonthly average≤ 3 mg/Lall year003
Iron, total recoverabledaily maximum≤ 4 mg/Lall year003
Manganese, total recoverablemonthly average≤ 2 mg/Lall year003
Manganese, total recoverabledaily maximum≤ 4 mg/Lall year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Date of Sample Collectionvaluereport only (date)all year003
Date of Sample Collectionvaluereport only (date)all year003
Date of Storm Eventvaluereport only (date)all year003
Date of Storm Eventvaluereport only (date)all year003
Precipitation volumemaximumreport only (in/d)all year003
Precipitation volumemaximumreport only (in/d)all year003
Report due [yrmoda]valuereport only (N=0;Y=1)all year003
Toxicity, Acutemaximum≤ 1 tox acuteall year003
Specific conductancemonthly averagereport only (uS/cm)all year004
Specific conductancedaily maximumreport only (uS/cm)all year004
pHminimum≥ 6 SUall year004
pHmaximum≤ 9 SUall year004
Solids, total suspendedmonthly average≤ 35 mg/Lall year004
Solids, total suspendeddaily maximum≤ 70 mg/Lall year004
Solids, settleablemaximum≤ .5 mL/Lall year004
Solids, settleablemaximum≤ .5 mL/Lall year004
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year004
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year004
Iron, total recoverablemonthly average≤ 3 mg/Lall year004
Iron, total recoverabledaily maximum≤ 4 mg/Lall year004
Manganese, total recoverablemonthly average≤ 2 mg/Lall year004
Manganese, total recoverabledaily maximum≤ 4 mg/Lall year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Date of Sample Collectionvaluereport only (date)all year004
Date of Sample Collectionvaluereport only (date)all year004
Date of Storm Eventvaluereport only (date)all year004
Date of Storm Eventvaluereport only (date)all year004
Precipitation volumemaximumreport only (in/d)all year004
Precipitation volumemaximumreport only (in/d)all year004
Specific conductancemonthly averagereport only (uS/cm)all year005
Specific conductancedaily maximumreport only (uS/cm)all year005
pHminimum≥ 6 SUall year005
pHmaximum≤ 9 SUall year005
Solids, total suspendedmonthly average≤ 35 mg/Lall year005
Solids, total suspendeddaily maximum≤ 70 mg/Lall year005
Solids, settleablemaximum≤ .5 mL/Lall year005
Solids, settleablemaximum≤ .5 mL/Lall year005
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year005
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year005
Iron, total recoverablemonthly average≤ 3 mg/Lall year005
Iron, total recoverabledaily maximum≤ 4 mg/Lall year005
Manganese, total recoverablemonthly average≤ 2 mg/Lall year005
Manganese, total recoverabledaily maximum≤ 4 mg/Lall year005
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
Date of Sample Collectionvaluereport only (date)all year005
Date of Sample Collectionvaluereport only (date)all year005
Date of Storm Eventvaluereport only (date)all year005
Date of Storm Eventvaluereport only (date)all year005
Precipitation volumemaximumreport only (in/d)all year005
Precipitation volumemaximumreport only (in/d)all year005
Specific conductancemonthly averagereport only (uS/cm)all year006
Specific conductancedaily maximumreport only (uS/cm)all year006
pHminimum≥ 6 SUall year006
pHmaximum≤ 9 SUall year006
Solids, total suspendedmonthly average≤ 35 mg/Lall year006
Solids, total suspendeddaily maximum≤ 70 mg/Lall year006
Solids, settleablemaximum≤ .5 mL/Lall year006
Solids, settleablemaximum≤ .5 mL/Lall year006
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year006
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year006
Iron, total recoverablemonthly average≤ 3 mg/Lall year006
Iron, total recoverabledaily maximum≤ 4 mg/Lall year006
Manganese, total recoverablemonthly average≤ 2 mg/Lall year006
Manganese, total recoverabledaily maximum≤ 4 mg/Lall year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Date of Sample Collectionvaluereport only (date)all year006
Date of Sample Collectionvaluereport only (date)all year006
Date of Storm Eventvaluereport only (date)all year006
Date of Storm Eventvaluereport only (date)all year006
Precipitation volumemaximumreport only (in/d)all year006
Precipitation volumemaximumreport only (in/d)all year006
Specific conductancemonthly averagereport only (uS/cm)all year007
Specific conductancedaily maximumreport only (uS/cm)all year007
pHminimum≥ 6 SUall year007
pHmaximum≤ 9 SUall year007
Solids, total suspendedmonthly average≤ 35 mg/Lall year007
Solids, total suspendeddaily maximum≤ 70 mg/Lall year007
Solids, settleablemaximum≤ .5 mL/Lall year007
Solids, settleablemaximum≤ .5 mL/Lall year007
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year007
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year007
Iron, total recoverablemonthly average≤ 3 mg/Lall year007
Iron, total recoverabledaily maximum≤ 4 mg/Lall year007
Manganese, total recoverablemonthly average≤ 2 mg/Lall year007
Manganese, total recoverabledaily maximum≤ 4 mg/Lall year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Date of Sample Collectionvaluereport only (date)all year007
Date of Sample Collectionvaluereport only (date)all year007
Date of Storm Eventvaluereport only (date)all year007
Date of Storm Eventvaluereport only (date)all year007
Precipitation volumemaximumreport only (in/d)all year007
Precipitation volumemaximumreport only (in/d)all year007
Specific conductancemonthly averagereport only (uS/cm)all year008
Specific conductancedaily maximumreport only (uS/cm)all year008
pHminimum≥ 6 SUall year008
pHmaximum≤ 9 SUall year008
Solids, total suspendedmonthly average≤ 35 mg/Lall year008
Solids, total suspendeddaily maximum≤ 70 mg/Lall year008
Solids, settleablemaximum≤ .5 mL/Lall year008
Solids, settleablemaximum≤ .5 mL/Lall year008
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year008
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year008
Iron, total recoverablemonthly average≤ 3 mg/Lall year008
Iron, total recoverabledaily maximum≤ 4 mg/Lall year008
Manganese, total recoverablemonthly average≤ 2 mg/Lall year008
Manganese, total recoverabledaily maximum≤ 4 mg/Lall year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Date of Sample Collectionvaluereport only (date)all year008
Date of Sample Collectionvaluereport only (date)all year008
Date of Storm Eventvaluereport only (date)all year008
Date of Storm Eventvaluereport only (date)all year008
Precipitation volumemaximumreport only (in/d)all year008
Precipitation volumemaximumreport only (in/d)all year008
Specific conductancemonthly averagereport only (uS/cm)all year022
Specific conductancedaily maximumreport only (uS/cm)all year022
pHminimum≥ 6 SUall year022
pHmaximum≤ 9 SUall year022
Solids, total suspendedmonthly average≤ 35 mg/Lall year022
Solids, total suspendeddaily maximum≤ 70 mg/Lall year022
Solids, settleablemaximum≤ .5 mL/Lall year022
Solids, settleablemaximum≤ .5 mL/Lall year022
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year022
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year022
Iron, total recoverablemonthly average≤ 3 mg/Lall year022
Iron, total recoverabledaily maximum≤ 4 mg/Lall year022
Manganese, total recoverablemonthly average≤ 2 mg/Lall year022
Manganese, total recoverabledaily maximum≤ 4 mg/Lall year022
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year022
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year022
Date of Sample Collectionvaluereport only (date)all year022
Date of Sample Collectionvaluereport only (date)all year022
Date of Storm Eventvaluereport only (date)all year022
Date of Storm Eventvaluereport only (date)all year022
Precipitation volumemaximumreport only (in/d)all year022
Precipitation volumemaximumreport only (in/d)all year022
Report due [yrmoda]valuereport only (N=0;Y=1)all year022
Toxicity, Acutemaximum≤ 1 tox acuteall year022
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all yearI01
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all yearI01
Turbiditymonthly averagereport only (NTU)all yearI01
Turbiditydaily maximumreport only (NTU)all yearI01
Specific conductancemonthly averagereport only (uS/cm)all yearI01
Specific conductancedaily maximumreport only (uS/cm)all yearI01
Oxygen, dissolved [DO]minimumreport only (mg/L)all yearI01
pHminimumreport only (SU)all yearI01
pHmaximumreport only (SU)all yearI01
Alkalinity, total [as CaCO3]monthly averagereport only (mg/L)all yearI01
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all yearI01
Solids, total suspendedmonthly averagereport only (mg/L)all yearI01
Solids, total suspendeddaily maximumreport only (mg/L)all yearI01
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all yearI01
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all yearI01
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearI01
Sulfate, total [as SO4]daily maximumreport only (mg/L)all yearI01
Iron, total recoverablemonthly averagereport only (mg/L)all yearI01
Iron, total recoverabledaily maximumreport only (mg/L)all yearI01
Selenium, total recoverablemonthly averagereport only (ug/L)all yearI01
Selenium, total recoverabledaily maximumreport only (ug/L)all yearI01
Biotic Indexminimum≥ 52 diverse indexall yearI01
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearI01
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearI01
Report due [yrmoda]valuereport only (N=0;Y=1)all yearI01
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all yearI02
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all yearI02
Turbiditymonthly averagereport only (NTU)all yearI02
Turbiditydaily maximumreport only (NTU)all yearI02
Specific conductancemonthly averagereport only (uS/cm)all yearI02
Specific conductancedaily maximumreport only (uS/cm)all yearI02
Oxygen, dissolved [DO]minimumreport only (mg/L)all yearI02
pHminimumreport only (SU)all yearI02
pHmaximumreport only (SU)all yearI02
Alkalinity, total [as CaCO3]monthly averagereport only (mg/L)all yearI02
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all yearI02
Solids, total suspendedmonthly averagereport only (mg/L)all yearI02
Solids, total suspendeddaily maximumreport only (mg/L)all yearI02
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all yearI02
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all yearI02
Sulfate, total [as SO4]monthly averagereport only (mg/L)all yearI02
Sulfate, total [as SO4]daily maximumreport only (mg/L)all yearI02
Iron, total recoverablemonthly averagereport only (mg/L)all yearI02
Iron, total recoverabledaily maximumreport only (mg/L)all yearI02
Selenium, total recoverablemonthly averagereport only (ug/L)all yearI02
Selenium, total recoverabledaily maximumreport only (ug/L)all yearI02
Biotic Indexminimum≥ 46 diverse indexall yearI02
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearI02
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearI02
Report due [yrmoda]valuereport only (N=0;Y=1)all yearI02

How strict are these limits?

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

Same industry: the 66 Coal Mining permits in Kentucky.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/KY0112411 · MCP: https://passage-data.com/mcp