METTIKI COAL,LLC

NPDES permit MD0055182 · Major NON-POTW · effective, expires 2026-09-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

5values over a limit
0required values missing, on 0 form(s)
0of 137 forms filed late

Last period with anything received: 2026-07-31. Most often over: Manganese, total [as Mn] (3), Iron, total [as Fe] (2).

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (195)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU 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
002Sulfate [as S]MO AVG report only all year
002Sulfate [as S]DAILY MX report only all year
002pHMINIMUM >= 6.5 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspendedMX MO AV <= 30 mg/L all year
002Solids, total suspendedMX DA AV <= 45 mg/L all year
002Solids, total suspendedMO AVG report only all year
002Solids, total suspendedANNL MAX <= 621000 lb/yr all year
002Chloride [as Cl]MX MO AV <= 230 mg/L all year
002Chloride [as Cl]MX MO AV <= 230 mg/L all year
002Chloride [as Cl]MX DA AV <= 860 mg/L all year
002Chloride [as Cl]MX DA AV <= 860 mg/L all year
002Iron, total [as Fe]MX MO AV <= 1 mg/L all year
002Iron, total [as Fe]MX DA AV <= 2.5 mg/L all year
002Manganese, total [as Mn]MX MO AV <= 2 mg/L all year
002Manganese, total [as Mn]MX DA AV <= 4 mg/L all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Specific ConductanceMO AVG report only all year
002Specific ConductanceDAILY MX report only all year
002Solids, total dissolved [TDS]MO AVG report only all year
002Solids, total dissolved [TDS]DAILY MX report only all year
002Bromide [as Br]MO AVG report only all year
002Bromide [as Br]MO AVG report only all year
002Bromide [as Br]DAILY MX report only all year
002Bromide [as Br]DAILY MX report only all year
002SulfateMO AVG report only all year
002SulfateDAILY MX report only all year
005pHMINIMUM >= 6 SU all year
005pHMAXIMUM <= 9 SU 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
006pHMINIMUM >= 6 SU all year
006pHMAXIMUM <= 9 SU all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
007Temperature, water deg. fahrenheitDAILY MX report only Jun, Jul, Aug, Sep
007pHMINIMUM >= 6 SU all year
007pHMAXIMUM <= 9 SU all year
007pHMINIMUM >= 6.5 SU all year
007pHMAXIMUM <= 10 SU all year
007Solids, settleableMX DA AV <= .5 mL/L all year
007Iron, total [as Fe]MX MO AV <= 3 mg/L all year
007Iron, total [as Fe]MX DA AV <= 6 mg/L all year
007Manganese, total [as Mn]MX MO AV <= 2 mg/L all year
007Manganese, total [as Mn]MX DA AV <= 4 mg/L all year
007ChlorideMO AVG report only all year
007ChlorideDAILY MX report only all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
007Solids, total dissolvedMO AVG report only all year
007Solids, total dissolvedDAILY MX report only all year
007Bromide [as Br]MO AVG report only all year
007Bromide [as Br]DAILY MX report only all year
007SulfateMO AVG report only all year
007SulfateDAILY MX report only all year
008pHMINIMUM >= 6 SU all year
008pHMAXIMUM <= 9 SU 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
009Temperature, water deg. fahrenheitMO AVG report only all year
009Temperature, water deg. fahrenheitDAILY MX report only all year
009pHMINIMUM >= 6.5 SU all year
009pHMAXIMUM <= 9 SU all year
009pHMINIMUM >= 6.5 SU all year
009pHMAXIMUM <= 10 SU all year
009Solids, total suspendedMX MO AV <= 30 mg/L all year
009Solids, total suspendedMX DA AV <= 45 mg/L all year
009Solids, total suspendedMO AVG report only all year
009Solids, settleableMX DA AV <= .5 mL/L all year
009Iron, total [as Fe]MX MO AV <= 3 mg/L all year
009Iron, total [as Fe]MX DA AV <= 6 mg/L all year
009Manganese, total [as Mn]MX MO AV <= 2 mg/L all year
009Manganese, total [as Mn]MX DA AV <= 4 mg/L all year
009ChlorideMO AVG report only all year
009ChlorideDAILY MX report only 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
009Solids, total dissolvedMO AVG report only all year
009Solids, total dissolvedDAILY MX report only all year
009Bromide [as Br]MO AVG report only all year
009Bromide [as Br]DAILY MX report only all year
009SulfateMO AVG report only all year
009SulfateDAILY MX report only all year
010pHMINIMUM >= 6 SU all year
010pHMAXIMUM <= 9 SU all year
010Flow, in conduit or thru treatment plantMO AVG report only all year
010Flow, in conduit or thru treatment plantDAILY MX report only all year
012Temperature, water deg. fahrenheitMO AVG report only Jun, Jul, Aug, Sep
012Temperature, water deg. fahrenheitDAILY MX report only Jun, Jul, Aug, Sep
012pHMINIMUM >= 6 SU all year
012pHMAXIMUM <= 9 SU all year
012pHMINIMUM >= 6 SU all year
012pHMAXIMUM <= 10 SU all year
012Solids, total suspendedMX MO AV <= 30 mg/L all year
012Solids, total suspendedMX DA AV <= 45 mg/L all year
012Solids, total suspendedMY report only all year
012Solids, settleableMO AV MN >= .5 mL/L all year
012Solids, settleableDAILY MX <= .5 mL/L all year
012Iron, total [as Fe]MX MO AV <= 3 mg/L all year
012Iron, total [as Fe]MX DA AV <= 6 mg/L all year
012Manganese, total [as Mn]MX MO AV <= 2 mg/L all year
012Manganese, total [as Mn]MX DA AV <= 4 mg/L all year
012ChlorideMO AVG report only all year
012ChlorideDAILY MX report only all year
012Flow, in conduit or thru treatment plantMO AVG report only all year
012Flow, in conduit or thru treatment plantDAILY MX report only all year
012Solids, total dissolvedMO AVG report only all year
012Solids, total dissolvedDAILY MX report only all year
012Bromide [as Br]MO AVG report only all year
012Bromide [as Br]DAILY MX report only all year
012SulfateMO AVG report only all year
012SulfateDAILY MX report only all year
013Sulfate [as S]MO AVG report only all year
013Sulfate [as S]DAILY MX report only all year
013pHMINIMUM >= 6.5 SU all year
013pHDAILY MX <= 9 SU all year
013Solids, total suspendedMO AVG <= 30 mg/L all year
013Solids, total suspendedDAILY MX <= 45 mg/L all year
013Solids, total suspendedMY report only all year
013Solids, settleableDAILY MX <= .5 mL/L all year
013Chloride [as Cl]MO AVG report only all year
013Chloride [as Cl]DAILY MX report only all year
013Iron, total [as Fe]MO AVG <= 3 mg/L all year
013Iron, total [as Fe]DAILY MX <= 6 mg/L all year
013Manganese, total [as Mn]MO AVG <= 2 mg/L all year
013Manganese, total [as Mn]DAILY MX < 4 mg/L all year
013Flow, in conduit or thru treatment plantDAILY MX report only all year
013Flow, in conduit or thru treatment plantMO AVG report only all year
013Temperature Increase Deg. FMO AVG report only all year
013Temperature Increase Deg. FDAILY MX report only all year
013Solids, total dissolvedMO AVG report only all year
013Solids, total dissolvedDAILY MX report only all year
013Bromide [as Br]MO AVG report only all year
013Bromide [as Br]DAILY MX report only all year
014Sulfate [as S]MO AVG report only all year
014Sulfate [as S]DAILY MX report only all year
014pHMINIMUM >= 6.5 SU all year
014pHMAXIMUM <= 9 SU all year
014Solids, total suspendedMX MO AV <= 30 mg/L all year
014Solids, total suspendedDAILY MX <= 45 mg/L all year
014Solids, total suspendedMO TOTAL report only all year
014Solids, total suspendedDAILY MX <= 621000 lb/yr all year
014Chloride [as Cl]MX MO AV <= 230 mg/L all year
014Chloride [as Cl]DAILY MX <= 860 mg/L all year
014Iron, total [as Fe]MX MO AV <= 1 mg/L all year
014Iron, total [as Fe]DAILY MX <= 2.5 mg/L all year
014Manganese, total [as Mn]MX MO AV <= 2 mg/L all year
014Manganese, total [as Mn]DAILY MX <= 4 mg/L all year
014Flow, in conduit or thru treatment plantMO AVG report only all year
014Flow, in conduit or thru treatment plantDAILY MX report only all year
014Specific ConductanceMO AVG report only all year
014Specific ConductanceDAILY MX report only all year
014Solids, total dissolved [TDS]MO AVG report only all year
014Solids, total dissolved [TDS]DAILY MX report only all year
014Bromide [as Br]MO AVG report only all year
014Bromide [as Br]DAILY MX report only all year
DW3Sulfate [as S]ANNL AVG report only all year
DW3pHANNL AVG report only all year
DW3Beryllium, total [as Be]ANNL AVG <= .004 mg/L all year
DW3Beryllium, total [as Be]DAILY MX report only all year
DW3Cadmium, total [as Cd]ANNL AVG <= .005 mg/L all year
DW3Cadmium, total [as Cd]DAILY MX report only all year
DW3Chromium, total [as Cr]ANNL AVG < .1 mg/L all year
DW3Chromium, total [as Cr]DAILY MX report only all year
DW3Manganese, total [as Mn]ANNL AVG report only all year
DW3Nickel, total [as Ni]ANNL AVG report only all year
DW3Aluminum, total [as Al]ANNL AVG report only all year
DW3Selenium, total [as Se]ANNL AVG <= .5 mg/L all year
DW3Selenium, total [as Se]DAILY MX report only all year
DW3ArsenicANNL AVG <= .01 mg/L all year
DW3ArsenicDAILY MX report only all year
DW3ChlorideANNL AVG report only all year
DW3Solids, total dissolvedANNL AVG report only all year
DW3Iron, total [as Fe]ANNL AVG report only all year
DW3FlowMO AVG report only all year
DW3FlowDAILY MX report only all year
MDS7Calcium, total [as Ca]DAILY MX report only all year
MDS7Iron, total [as Fe]DAILY MX report only all year
MDS7Manganese, total [as Mn]DAILY MX report only all year
MDS7Aluminum, total [as Al]DAILY MX report only all year
MDS7Solids, total, percentDAILY MX report only all year
MDS7FlowMO AVG report only all year
MDS7FlowDAILY MX report only all year
MDS8Calcium, total [as Ca]DAILY MX report only all year
MDS8Iron, total [as Fe]DAILY MX report only all year
MDS8Manganese, total [as Mn]DAILY MX report only all year
MDS8Aluminum, total [as Al]DAILY MX report only all year
MDS8Solids, total, percentDAILY MX report only all year
MDS8FlowMO AVG report only all year
MDS8FlowDAILY MX 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