THE MUHLENBERG COUNTY COAL CO LLC

NPDES permit KY0113042 · Minor NON-POTW · effective, expires 2028-02-29 · 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
0required values missing, on 0 form(s)
0of 114 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among KY permits in EPA's filings — check your permit).

Limits in force (180)

OutfallParameterStatisticLimitMonths
001Specific conductanceMO AVG report only all year
001Specific conductanceDAILY MX report only all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 35 mg/L all year
001Solids, total suspendedDAILY MX <= 70 mg/L all year
001Solids, settleableMAXIMUM <= .5 mL/L all year
001Sulfate, total [as SO4]MO AVG report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Iron, total recoverableMO AVG <= 1 mg/L all year
001Iron, total recoverableDAILY MX <= 4 mg/L all year
001Selenium, total recoverableMO AVG report only all year
001Selenium, dry weightMAXIMUM <= 8.6 mg/kg all year
001Selenium, dry weightMAXIMUM <= 8.6 mg/kg all year
001Selenium, dry weightMAXIMUM <= 11.3 mg/kg all year
001Selenium, dry weightMAXIMUM <= 11.3 mg/kg all year
001Manganese, total recoverableMO AVG <= 2 mg/L all year
001Manganese, total recoverableDAILY MX <= 4 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Date of Sample CollectionVALUE report only all year
001Date of Sample CollectionVALUE report only all year
001Date of Storm EventVALUE report only all year
001Date of Storm EventVALUE report only all year
001Toxicity, final conc toxicity unitsMAXIMUM <= 1 tox acute all year
001Precipitation volumeMAXIMUM report only all year
001Precipitation volumeMAXIMUM report only all year
001Report due [yrmoda]VALUE report only all year
003Specific conductanceMO AVG report only all year
003Specific conductanceDAILY MX report only all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspendedMO AVG <= 35 mg/L all year
003Solids, total suspendedDAILY MX <= 70 mg/L all year
003Solids, settleableMAXIMUM <= .5 mL/L all year
003Hardness, total [as CaCO3]MO AVG report only all year
003Hardness, total [as CaCO3]DAILY MX report only all year
003Sulfate, total [as SO4]MO AVG report only all year
003Sulfate, total [as SO4]DAILY MX report only all year
003Iron, total recoverableMO AVG <= 1 mg/L all year
003Iron, total recoverableDAILY MX <= 4 mg/L all year
003Selenium, total recoverableMO AVG report only all year
003Cadmium, total recoverableMO AVG <= 2.39 ug/L all year
003Cadmium, total recoverableDAILY MX <= 7.38 ug/L all year
003Selenium, dry weightMAXIMUM <= 8.6 mg/kg all year
003Selenium, dry weightMAXIMUM <= 8.6 mg/kg all year
003Selenium, dry weightMAXIMUM <= 11.3 mg/kg all year
003Selenium, dry weightMAXIMUM <= 11.3 mg/kg all year
003Manganese, total recoverableMO AVG <= 2 mg/L all year
003Manganese, total recoverableDAILY MX <= 4 mg/L all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Date of Sample CollectionVALUE report only all year
003Date of Sample CollectionVALUE report only all year
003Date of Storm EventVALUE report only all year
003Date of Storm EventVALUE report only all year
003Toxicity, final conc toxicity unitsMAXIMUM <= 1 tox acute all year
003Precipitation volumeMAXIMUM report only all year
003Precipitation volumeMAXIMUM report only all year
003Report due [yrmoda]VALUE report only all year
004Specific conductanceMO AVG report only all year
004Specific conductanceDAILY MX report only all year
004pHMINIMUM >= 6 SU all year
004pHMAXIMUM <= 9 SU all year
004Solids, total suspendedMO AVG <= 35 mg/L all year
004Solids, total suspendedDAILY MX <= 70 mg/L all year
004Solids, settleableMAXIMUM <= .5 mL/L all year
004Hardness, total [as CaCO3]MO AVG report only all year
004Hardness, total [as CaCO3]DAILY MX report only all year
004Sulfate, total [as SO4]MO AVG report only all year
004Sulfate, total [as SO4]DAILY MX report only all year
004Iron, total recoverableMO AVG <= 1 mg/L all year
004Iron, total recoverableDAILY MX <= 4 mg/L all year
004Selenium, total recoverableMO AVG report only all year
004Cadmium, total recoverableMO AVG <= 2.39 ug/L all year
004Cadmium, total recoverableDAILY MX <= 7.38 ug/L all year
004Selenium, dry weightMAXIMUM <= 8.6 mg/kg all year
004Selenium, dry weightMAXIMUM <= 8.6 mg/kg all year
004Selenium, dry weightMAXIMUM <= 11.3 mg/kg all year
004Selenium, dry weightMAXIMUM <= 11.3 mg/kg all year
004Manganese, total recoverableMO AVG <= 2 mg/L all year
004Manganese, total recoverableDAILY MX <= 4 mg/L all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
004Date of Sample CollectionVALUE report only all year
004Date of Sample CollectionVALUE report only all year
004Date of Storm EventVALUE report only all year
004Date of Storm EventVALUE report only all year
004Toxicity, final conc toxicity unitsMAXIMUM <= 1 tox acute all year
004Precipitation volumeMAXIMUM report only all year
004Precipitation volumeMAXIMUM report only all year
004Report due [yrmoda]VALUE report only all year
005Specific conductanceMO AVG report only all year
005Specific conductanceDAILY MX report only all year
005pHMINIMUM >= 6 SU all year
005pHMAXIMUM <= 9 SU all year
005Solids, total suspendedMO AVG <= 35 mg/L all year
005Solids, total suspendedDAILY MX <= 70 mg/L all year
005Solids, settleableMAXIMUM <= .5 mL/L all year
005Sulfate, total [as SO4]MO AVG report only all year
005Sulfate, total [as SO4]DAILY MX report only all year
005Iron, total recoverableMO AVG <= 1 mg/L all year
005Iron, total recoverableDAILY MX <= 4 mg/L all year
005Selenium, total recoverableMO AVG report only all year
005Selenium, dry weightMAXIMUM <= 8.6 mg/kg all year
005Selenium, dry weightMAXIMUM <= 8.6 mg/kg all year
005Selenium, dry weightMAXIMUM <= 11.3 mg/kg all year
005Selenium, dry weightMAXIMUM <= 11.3 mg/kg all year
005Manganese, total recoverableMO AVG <= 2 mg/L all year
005Manganese, total recoverableDAILY MX <= 4 mg/L all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
005Date of Sample CollectionVALUE report only all year
005Date of Sample CollectionVALUE report only all year
005Date of Storm EventVALUE report only all year
005Date of Storm EventVALUE report only all year
005Toxicity, final conc toxicity unitsMAXIMUM <= 1 tox acute all year
005Precipitation volumeMAXIMUM report only all year
005Precipitation volumeMAXIMUM report only all year
005Report due [yrmoda]VALUE report only all year
008Specific conductanceMO AVG report only all year
008Specific conductanceDAILY MX report only all year
008pHMINIMUM >= 6 SU all year
008pHMAXIMUM <= 9 SU all year
008Solids, total suspendedMO AVG <= 35 mg/L all year
008Solids, total suspendedDAILY MX <= 70 mg/L all year
008Solids, settleableMAXIMUM <= .5 mL/L all year
008Sulfate, total [as SO4]MO AVG report only all year
008Sulfate, total [as SO4]DAILY MX report only all year
008Iron, total recoverableMO AVG <= 1 mg/L all year
008Iron, total recoverableDAILY MX <= 4 mg/L all year
008Selenium, total recoverableMO AVG report only all year
008Selenium, dry weightMAXIMUM <= 8.6 mg/kg all year
008Selenium, dry weightMAXIMUM <= 8.6 mg/kg all year
008Selenium, dry weightMAXIMUM <= 11.3 mg/kg all year
008Selenium, dry weightMAXIMUM <= 11.3 mg/kg all year
008Manganese, total recoverableMO AVG <= 2 mg/L all year
008Manganese, total recoverableDAILY MX <= 4 mg/L all year
008Flow, in conduit or thru treatment plantMO AVG report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
008Date of Sample CollectionVALUE report only all year
008Date of Sample CollectionVALUE report only all year
008Date of Storm EventVALUE report only all year
008Date of Storm EventVALUE report only all year
008Toxicity, final conc toxicity unitsMAXIMUM <= 1 tox chronic all year
008Precipitation volumeMAXIMUM report only all year
008Precipitation volumeMAXIMUM report only all year
008Report due [yrmoda]VALUE report only all year
009Specific conductanceMO AVG report only all year
009Specific conductanceDAILY MX report only all year
009pHMINIMUM >= 6 SU all year
009pHMAXIMUM <= 9 SU all year
009Solids, total suspendedMO AVG <= 35 mg/L all year
009Solids, total suspendedDAILY MX <= 70 mg/L all year
009Solids, settleableMAXIMUM <= .5 mL/L all year
009Hardness, total [as CaCO3]MO AVG report only all year
009Hardness, total [as CaCO3]DAILY MX report only all year
009Sulfate, total [as SO4]MO AVG report only all year
009Sulfate, total [as SO4]DAILY MX report only all year
009Iron, total recoverableMO AVG <= 1 mg/L all year
009Iron, total recoverableDAILY MX <= 4 mg/L all year
009Selenium, total recoverableMO AVG report only all year
009Cadmium, total recoverableMO AVG <= 2.39 ug/L all year
009Cadmium, total recoverableDAILY MX <= 7.38 ug/L all year
009Selenium, dry weightMAXIMUM <= 8.6 mg/kg all year
009Selenium, dry weightMAXIMUM <= 8.6 mg/kg all year
009Selenium, dry weightMAXIMUM <= 11.3 mg/kg all year
009Selenium, dry weightMAXIMUM <= 11.3 mg/kg all year
009Manganese, total recoverableMO AVG <= 2 mg/L all year
009Manganese, total recoverableDAILY MX <= 4 mg/L all year
009Flow, in conduit or thru treatment plantMO AVG report only all year
009Flow, in conduit or thru treatment plantDAILY MX report only all year
009Date of Sample CollectionVALUE report only all year
009Date of Sample CollectionVALUE report only all year
009Date of Storm EventVALUE report only all year
009Date of Storm EventVALUE report only all year
009Toxicity, final conc toxicity unitsMAXIMUM <= 1 tox acute all year
009Precipitation volumeMAXIMUM report only all year
009Precipitation volumeMAXIMUM report only all year
009Report due [yrmoda]VALUE 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