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Hamilton County Coal LLC

Bituminous Coal - Underground, Mcleansboro, Illinois. NPDES permit IL0078921 expired May 31, 2021; its limits still apply. Last 12 months: no values over a limit, 6 required values missing, 1 of 356 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form 1 quarterly (14 values), outfall 001 form 2 quarterly (9 values), outfall 001 form 3 quarterly (8 values), outfall 001 form 4 quarterly (14 values), outfall 002 form 1 quarterly (14 values), outfall 002 form 2 quarterly (9 values), and 42 more forms
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 2 of 356 reports late

Limits in force (564)

ParameterStatisticLimitMonthsOutfall
pHquarterly minimum≥ 6 SUall year001
pHquarterly minimum≥ 6 SUall year001
pHminimum≥ 6 SUall year001
pHminimum≥ 6.5 SUall year001
pHquarterly maximum≤ 9 SUall year001
pHquarterly maximum≤ 9 SUall year001
pHmaximum≤ 9 SUall year001
pHmaximum≤ 9 SUall year001
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year001
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year001
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year001
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year001
Solids, total suspended30-day average≤ 35 mg/Lall year001
Solids, total suspended30-day average≤ 35 mg/Lall year001
Solids, total suspendeddaily maximum≤ 70 mg/Lall year001
Solids, total suspendeddaily maximum≤ 70 mg/Lall year001
Solids, settleablequarterly maximum≤ .5 mL/Lall year001
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year001
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year001
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year001
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year001
Chloride [as Cl]quarterly maximum≤ 1000 mg/Lall year001
Chloride [as Cl]quarterly maximum≤ 1000 mg/Lall year001
Chloride [as Cl]daily maximum≤ 1000 mg/Lall year001
Chloride [as Cl]daily maximum≤ 500 mg/Lall year001
Sulfate, total [as SO4]quarterly maximum≤ 2100 mg/Lall year001
Sulfate, total [as SO4]quarterly maximum≤ 2100 mg/Lall year001
Sulfate, total [as SO4]daily maximum≤ 2100 mg/Lall year001
Sulfate, total [as SO4]daily maximum≤ 1527 mg/Lall year001
Arsenic, total [as As]daily maximumreport only (mg/L)all year001
Barium, total [as Ba]daily maximumreport only (mg/L)all year001
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year001
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year001
Chromium, total [as Cr]daily maximumreport only (mg/L)all year001
Copper, total [as Cu]daily maximumreport only (mg/L)all year001
Iron, total [as Fe]30-day average≤ 3 mg/Lall year001
Iron, total [as Fe]30-day average≤ 3 mg/Lall year001
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year001
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year001
Lead, total [as Pb]daily maximumreport only (mg/L)all year001
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year001
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year001
Manganese, total [as Mn]quarterly maximum≤ 2 mg/Lall year001
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year001
Manganese, total [as Mn]daily maximumreport only (mg/L)all year001
Nickel, total [as Ni]daily maximumreport only (mg/L)all year001
Silver, total [as Ag]daily maximumreport only (mg/L)all year001
Zinc, total [as Zn]daily maximumreport only (mg/L)all year001
Selenium, total [as Se]daily maximumreport only (ug/L)all year001
Phenolics, total recoverabledaily maximumreport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all 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
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Mercury, total [as Hg]daily maximumreport only (ng/L)all year001
pHminimum≥ 6.5 SUall year002
pHquarterly minimum≥ 6 SUall year002
pHquarterly minimum≥ 6 SUall year002
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
pHquarterly maximum≤ 9 SUall year002
pHquarterly maximum≤ 9 SUall year002
pHmaximum≤ 9 SUall year002
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Solids, total suspended30-day average≤ 35 mg/Lall year002
Solids, total suspended30-day average≤ 35 mg/Lall year002
Solids, total suspendeddaily maximum≤ 70 mg/Lall year002
Solids, total suspendeddaily maximum≤ 70 mg/Lall year002
Solids, settleablequarterly maximum≤ .5 mL/Lall year002
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year002
Chloride [as Cl]daily maximum≤ 500 mg/Lall year002
Chloride [as Cl]quarterly maximum≤ 1000 mg/Lall year002
Chloride [as Cl]quarterly maximum≤ 1000 mg/Lall year002
Chloride [as Cl]daily maximum≤ 1000 mg/Lall year002
Sulfate, total [as SO4]daily maximum≤ 1527 mg/Lall year002
Sulfate, total [as SO4]quarterly maximum≤ 2100 mg/Lall year002
Sulfate, total [as SO4]quarterly maximum≤ 2100 mg/Lall year002
Sulfate, total [as SO4]daily maximum≤ 2100 mg/Lall year002
Arsenic, total [as As]daily maximumreport only (mg/L)all year002
Barium, total [as Ba]daily maximumreport only (mg/L)all year002
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year002
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year002
Chromium, total [as Cr]daily maximumreport only (mg/L)all year002
Copper, total [as Cu]daily maximumreport only (mg/L)all year002
Iron, total [as Fe]30-day average≤ 3 mg/Lall year002
Iron, total [as Fe]30-day average≤ 3 mg/Lall year002
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year002
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year002
Lead, total [as Pb]daily maximumreport only (mg/L)all year002
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year002
Manganese, total [as Mn]quarterly maximum≤ 2 mg/Lall year002
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year002
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year002
Manganese, total [as Mn]daily maximumreport only (mg/L)all year002
Nickel, total [as Ni]daily maximumreport only (mg/L)all year002
Silver, total [as Ag]daily maximumreport only (mg/L)all year002
Zinc, total [as Zn]daily maximumreport only (mg/L)all year002
Selenium, total [as Se]daily maximumreport only (ug/L)all year002
Phenolics, total recoverabledaily maximumreport only (mg/L)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all 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
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Mercury, total [as Hg]daily maximumreport only (ng/L)all year002
pHquarterly minimum≥ 6 SUall year003
pHminimum≥ 6.5 SUall year003
pHminimum≥ 6.5 SUall year003
pHquarterly minimum≥ 6 SUall year003
pHquarterly maximum≤ 9 SUall year003
pHmaximum≤ 9 SUall year003
pHmaximum≤ 9 SUall year003
pHquarterly maximum≤ 9 SUall year003
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year003
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year003
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year003
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year003
Solids, total suspended30-day average≤ 35 mg/Lall year003
Solids, total suspended30-day average≤ 35 mg/Lall year003
Solids, total suspendeddaily maximum≤ 70 mg/Lall year003
Solids, total suspendeddaily maximum≤ 70 mg/Lall year003
Solids, settleablequarterly maximum≤ .5 mL/Lall year003
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year003
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year003
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year003
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year003
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year003
Chloride [as Cl]daily maximum≤ 500 mg/Lall year003
Chloride [as Cl]daily maximum≤ 500 mg/Lall year003
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year003
Sulfate, total [as SO4]quarterly maximum≤ 1162 mg/Lall year003
Sulfate, total [as SO4]daily maximum≤ 1162 mg/Lall year003
Sulfate, total [as SO4]daily maximum≤ 1162 mg/Lall year003
Sulfate, total [as SO4]quarterly maximum≤ 1162 mg/Lall year003
Arsenic, total [as As]daily maximumreport only (mg/L)all year003
Barium, total [as Ba]daily maximumreport only (mg/L)all year003
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year003
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year003
Chromium, total [as Cr]daily maximumreport only (mg/L)all year003
Copper, total [as Cu]daily maximumreport only (mg/L)all year003
Iron, total [as Fe]30-day average≤ 3 mg/Lall year003
Iron, total [as Fe]30-day average≤ 3 mg/Lall year003
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year003
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year003
Lead, total [as Pb]daily maximumreport only (mg/L)all year003
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year003
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year003
Manganese, total [as Mn]daily maximumreport only (mg/L)all year003
Nickel, total [as Ni]daily maximumreport only (mg/L)all year003
Silver, total [as Ag]daily maximumreport only (mg/L)all year003
Zinc, total [as Zn]daily maximumreport only (mg/L)all year003
Selenium, total [as Se]daily maximumreport only (ug/L)all year003
Phenolics, total recoverabledaily maximumreport only (mg/L)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all 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
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Mercury, total [as Hg]daily maximumreport only (ng/L)all year003
pHminimum≥ 6.5 SUall year004
pHquarterly minimum≥ 6 SUall year004
pHminimum≥ 6.5 SUall year004
pHquarterly minimum≥ 6 SUall year004
pHmaximum≤ 9 SUall year004
pHquarterly maximum≤ 9 SUall year004
pHmaximum≤ 9 SUall year004
pHquarterly maximum≤ 9 SUall year004
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year004
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year004
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year004
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year004
Solids, total suspended30-day average≤ 35 mg/Lall year004
Solids, total suspended30-day average≤ 35 mg/Lall year004
Solids, total suspendeddaily maximum≤ 70 mg/Lall year004
Solids, total suspendeddaily maximum≤ 70 mg/Lall year004
Solids, settleablequarterly maximum≤ .5 mL/Lall year004
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year004
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year004
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year004
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year004
Chloride [as Cl]daily maximum≤ 500 mg/Lall year004
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year004
Chloride [as Cl]daily maximum≤ 500 mg/Lall year004
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year004
Sulfate, total [as SO4]daily maximum≤ 500 mg/Lall year004
Sulfate, total [as SO4]quarterly maximum≤ 500 mg/Lall year004
Sulfate, total [as SO4]daily maximum≤ 500 mg/Lall year004
Sulfate, total [as SO4]quarterly maximum≤ 500 mg/Lall year004
Iron, total [as Fe]30-day average≤ 3 mg/Lall year004
Iron, total [as Fe]30-day average≤ 3 mg/Lall year004
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year004
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all 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
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
pHminimum≥ 6 SUall year005
pHminimum≥ 6.5 SUall year005
pHquarterly minimum≥ 6 SUall year005
pHquarterly minimum≥ 6 SUall year005
pHmaximum≤ 9 SUall year005
pHmaximum≤ 9 SUall year005
pHquarterly maximum≤ 9 SUall year005
pHquarterly maximum≤ 9 SUall year005
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year005
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year005
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year005
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year005
Solids, total suspended30-day average≤ 35 mg/Lall year005
Solids, total suspended30-day average≤ 35 mg/Lall year005
Solids, total suspendeddaily maximum≤ 70 mg/Lall year005
Solids, total suspendeddaily maximum≤ 70 mg/Lall year005
Solids, settleablequarterly maximum≤ .5 mL/Lall year005
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year005
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year005
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year005
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year005
Chloride [as Cl]daily maximum≤ 500 mg/Lall year005
Chloride [as Cl]daily maximum≤ 500 mg/Lall year005
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year005
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year005
Sulfate, total [as SO4]daily maximum≤ 1445 mg/Lall year005
Sulfate, total [as SO4]daily maximum≤ 1445 mg/Lall year005
Sulfate, total [as SO4]quarterly maximum≤ 1445 mg/Lall year005
Sulfate, total [as SO4]quarterly maximum≤ 1445 mg/Lall year005
Arsenic, total [as As]daily maximumreport only (mg/L)all year005
Barium, total [as Ba]daily maximumreport only (mg/L)all year005
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year005
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year005
Chromium, total [as Cr]daily maximumreport only (mg/L)all year005
Copper, total [as Cu]daily maximumreport only (mg/L)all year005
Iron, total [as Fe]30-day average≤ 3 mg/Lall year005
Iron, total [as Fe]30-day average≤ 3 mg/Lall year005
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year005
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year005
Lead, total [as Pb]daily maximumreport only (mg/L)all year005
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year005
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year005
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year005
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year005
Manganese, total [as Mn]daily maximumreport only (mg/L)all year005
Nickel, total [as Ni]daily maximumreport only (mg/L)all year005
Silver, total [as Ag]daily maximumreport only (mg/L)all year005
Zinc, total [as Zn]daily maximumreport only (mg/L)all year005
Selenium, total [as Se]daily maximumreport only (ug/L)all year005
Phenolics, total recoverabledaily maximumreport only (mg/L)all year005
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all 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
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
Mercury, total [as Hg]daily maximumreport only (ng/L)all year005
pHquarterly minimum≥ 6 SUall year006
pHquarterly minimum≥ 6 SUall year006
pHminimum≥ 6.5 SUall year006
pHminimum≥ 6.5 SUall year006
pHquarterly maximum≤ 9 SUall year006
pHquarterly maximum≤ 9 SUall year006
pHmaximum≤ 9 SUall year006
pHmaximum≤ 9 SUall year006
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year006
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year006
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year006
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year006
Solids, total suspended30-day average≤ 35 mg/Lall year006
Solids, total suspended30-day average≤ 35 mg/Lall year006
Solids, total suspendeddaily maximum≤ 70 mg/Lall year006
Solids, total suspendeddaily maximum≤ 70 mg/Lall year006
Solids, settleablequarterly maximum≤ .5 mL/Lall year006
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year006
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year006
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year006
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year006
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year006
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year006
Chloride [as Cl]daily maximum≤ 500 mg/Lall year006
Chloride [as Cl]daily maximum≤ 500 mg/Lall year006
Sulfate, total [as SO4]quarterly maximum≤ 1445 mg/Lall year006
Sulfate, total [as SO4]quarterly maximum≤ 1445 mg/Lall year006
Sulfate, total [as SO4]daily maximum≤ 1445 mg/Lall year006
Sulfate, total [as SO4]daily maximum≤ 1445 mg/Lall year006
Iron, total [as Fe]30-day average≤ 3 mg/Lall year006
Iron, total [as Fe]30-day average≤ 3 mg/Lall year006
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year006
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all 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
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
pHminimum≥ 6 SUall year007
pHminimum≥ 6 SUall year007
pHmaximum≤ 9 SUall year007
pHmaximum≤ 9 SUall year007
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year007
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year007
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year007
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year007
Solids, total suspended30-day average≤ 35 mg/Lall year007
Solids, total suspended30-day average≤ 35 mg/Lall year007
Solids, total suspendeddaily maximum≤ 70 mg/Lall year007
Solids, total suspendeddaily maximum≤ 70 mg/Lall year007
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year007
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year007
Chloride [as Cl]daily maximum≤ 500 mg/Lall year007
Chloride [as Cl]daily maximum≤ 500 mg/Lall year007
Sulfate, total [as SO4]daily maximum≤ 1181 mg/Lall year007
Sulfate, total [as SO4]daily maximum≤ 1181 mg/Lall year007
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year007
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year007
Iron, total [as Fe]30-day average≤ 3 mg/Lall year007
Iron, total [as Fe]30-day average≤ 3 mg/Lall year007
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year007
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year007
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year007
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year007
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year007
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all 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
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Mercury, total [as Hg]daily maximumreport only (ng/L)all year007
Mercury, total [as Hg]daily maximumreport only (ng/L)all year007
pHquarterly minimum≥ 6 SUall year008
pHminimum≥ 6 SUall year008
pHquarterly minimum≥ 6 SUall year008
pHminimum≥ 6.5 SUall year008
pHquarterly maximum≤ 9 SUall year008
pHmaximum≤ 9 SUall year008
pHquarterly maximum≤ 9 SUall year008
pHmaximum≤ 9 SUall year008
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year008
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year008
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year008
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year008
Solids, total suspended30-day average≤ 35 mg/Lall year008
Solids, total suspended30-day average≤ 35 mg/Lall year008
Solids, total suspendeddaily maximum≤ 70 mg/Lall year008
Solids, total suspendeddaily maximum≤ 70 mg/Lall year008
Solids, settleablequarterly maximum≤ .5 mL/Lall year008
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year008
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year008
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year008
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year008
Chloride [as Cl]quarterly maximum≤ 997 mg/Lall year008
Chloride [as Cl]daily maximum≤ 997 mg/Lall year008
Chloride [as Cl]quarterly maximum≤ 997 mg/Lall year008
Chloride [as Cl]daily maximum≤ 500 mg/Lall year008
Sulfate, total [as SO4]quarterly maximum≤ 2100 mg/Lall year008
Sulfate, total [as SO4]daily maximum≤ 2100 mg/Lall year008
Sulfate, total [as SO4]quarterly maximum≤ 2100 mg/Lall year008
Sulfate, total [as SO4]daily maximum≤ 1489 mg/Lall year008
Arsenic, total [as As]daily maximumreport only (mg/L)all year008
Barium, total [as Ba]daily maximumreport only (mg/L)all year008
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year008
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year008
Chromium, total [as Cr]daily maximumreport only (mg/L)all year008
Copper, total [as Cu]daily maximumreport only (mg/L)all year008
Iron, total [as Fe]30-day average≤ 3 mg/Lall year008
Iron, total [as Fe]30-day average≤ 3 mg/Lall year008
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year008
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year008
Lead, total [as Pb]daily maximumreport only (mg/L)all year008
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year008
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year008
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year008
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year008
Manganese, total [as Mn]daily maximumreport only (mg/L)all year008
Nickel, total [as Ni]daily maximumreport only (mg/L)all year008
Silver, total [as Ag]daily maximumreport only (mg/L)all year008
Zinc, total [as Zn]daily maximumreport only (mg/L)all year008
Selenium, total [as Se]daily maximumreport only (ug/L)all year008
Phenolics, total recoverabledaily maximumreport only (mg/L)all year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all 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
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Mercury, total [as Hg]daily maximumreport only (ng/L)all year008
pHquarterly minimum≥ 6 SUall year009
pHquarterly minimum≥ 6 SUall year009
pHminimum≥ 6.5 SUall year009
pHminimum≥ 6 SUall year009
pHquarterly maximum≤ 9 SUall year009
pHquarterly maximum≤ 9 SUall year009
pHmaximum≤ 9 SUall year009
pHmaximum≤ 9 SUall year009
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year009
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year009
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year009
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year009
Solids, total suspended30-day average≤ 35 mg/Lall year009
Solids, total suspended30-day average≤ 35 mg/Lall year009
Solids, total suspendeddaily maximum≤ 70 mg/Lall year009
Solids, total suspendeddaily maximum≤ 70 mg/Lall year009
Solids, settleablequarterly maximum≤ .5 mL/Lall year009
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year009
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year009
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year009
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year009
Chloride [as Cl]quarterly maximum≤ 1000 mg/Lall year009
Chloride [as Cl]quarterly maximum≤ 1000 mg/Lall year009
Chloride [as Cl]daily maximum≤ 500 mg/Lall year009
Chloride [as Cl]daily maximum≤ 1000 mg/Lall year009
Sulfate, total [as SO4]quarterly maximum≤ 2100 mg/Lall year009
Sulfate, total [as SO4]quarterly maximum≤ 2100 mg/Lall year009
Sulfate, total [as SO4]daily maximum≤ 1215 mg/Lall year009
Sulfate, total [as SO4]daily maximum≤ 2100 mg/Lall year009
Arsenic, total [as As]daily maximumreport only (mg/L)all year009
Barium, total [as Ba]daily maximumreport only (mg/L)all year009
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year009
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year009
Chromium, total [as Cr]daily maximumreport only (mg/L)all year009
Copper, total [as Cu]daily maximumreport only (mg/L)all year009
Iron, total [as Fe]30-day average≤ 3 mg/Lall year009
Iron, total [as Fe]30-day average≤ 3 mg/Lall year009
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year009
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year009
Lead, total [as Pb]daily maximumreport only (mg/L)all year009
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year009
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year009
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year009
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year009
Manganese, total [as Mn]daily maximumreport only (mg/L)all year009
Nickel, total [as Ni]daily maximumreport only (mg/L)all year009
Silver, total [as Ag]daily maximumreport only (mg/L)all year009
Zinc, total [as Zn]daily maximumreport only (mg/L)all year009
Selenium, total [as Se]daily maximumreport only (ug/L)all year009
Phenolics, total recoverabledaily maximumreport only (mg/L)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Mercury, total [as Hg]daily maximumreport only (ng/L)all year009
pHminimum≥ 6.5 SUall year010
pHminimum≥ 6.5 SUall year010
pHquarterly minimum≥ 6 SUall year010
pHquarterly minimum≥ 6 SUall year010
pHmaximum≤ 9 SUall year010
pHmaximum≤ 9 SUall year010
pHquarterly maximum≤ 9 SUall year010
pHquarterly maximum≤ 9 SUall year010
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year010
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year010
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year010
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year010
Solids, total suspended30-day average≤ 35 mg/Lall year010
Solids, total suspended30-day average≤ 35 mg/Lall year010
Solids, total suspendeddaily maximum≤ 70 mg/Lall year010
Solids, total suspendeddaily maximum≤ 70 mg/Lall year010
Solids, settleablequarterly maximum≤ .5 mL/Lall year010
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year010
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year010
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year010
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year010
Chloride [as Cl]daily maximum≤ 500 mg/Lall year010
Chloride [as Cl]daily maximum≤ 500 mg/Lall year010
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year010
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year010
Sulfate, total [as SO4]daily maximum≤ 1490 mg/Lall year010
Sulfate, total [as SO4]daily maximum≤ 1490 mg/Lall year010
Sulfate, total [as SO4]quarterly maximum≤ 1490 mg/Lall year010
Sulfate, total [as SO4]quarterly maximum≤ 1490 mg/Lall year010
Iron, total [as Fe]30-day average≤ 3 mg/Lall year010
Iron, total [as Fe]30-day average≤ 3 mg/Lall year010
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year010
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year010
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year010
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year010
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year010
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year010
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year010
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year010
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year010
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year010
pHminimum≥ 6.5 SUall year011
pHquarterly minimum≥ 6 SUall year011
pHquarterly minimum≥ 6 SUall year011
pHminimum≥ 6.5 SUall year011
pHmaximum≤ 9 SUall year011
pHquarterly maximum≤ 9 SUall year011
pHquarterly maximum≤ 9 SUall year011
pHmaximum≤ 9 SUall year011
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year011
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year011
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year011
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year011
Solids, total suspended30-day average≤ 35 mg/Lall year011
Solids, total suspended30-day average≤ 35 mg/Lall year011
Solids, total suspendeddaily maximum≤ 70 mg/Lall year011
Solids, total suspendeddaily maximum≤ 70 mg/Lall year011
Solids, settleablequarterly maximum≤ .5 mL/Lall year011
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year011
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year011
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year011
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year011
Chloride [as Cl]daily maximum≤ 500 mg/Lall year011
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year011
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year011
Chloride [as Cl]daily maximum≤ 500 mg/Lall year011
Sulfate, total [as SO4]daily maximum≤ 1215 mg/Lall year011
Sulfate, total [as SO4]quarterly maximum≤ 1215 mg/Lall year011
Sulfate, total [as SO4]quarterly maximum≤ 1215 mg/Lall year011
Sulfate, total [as SO4]daily maximum≤ 1215 mg/Lall year011
Iron, total [as Fe]30-day average≤ 3 mg/Lall year011
Iron, total [as Fe]30-day average≤ 3 mg/Lall year011
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year011
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year011
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year011
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year011
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year011
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year011
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year011
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year011
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year011
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year011
BOD, 5-day, 20 deg. C30-day average≤ 10 mg/Lall yearA04
BOD, 5-day, 20 deg. Cdaily maximum≤ 20 mg/Lall yearA04
BOD, 5-day, 20 deg. C30-day average≤ .63 lb/dall yearA04
BOD, 5-day, 20 deg. Cdaily maximum≤ 1.25 lb/dall yearA04
pHmonthly minimum≥ 6 SUall yearA04
pHmonthly maximum≤ 9 SUall yearA04
Solids, total suspended30-day average≤ 12 mg/Lall yearA04
Solids, total suspendeddaily maximum≤ 24 mg/Lall yearA04
Solids, total suspended30-day average≤ .75 lb/dall yearA04
Solids, total suspendeddaily maximum≤ 1.5 lb/dall yearA04
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearA04
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearA04
Chlorine, total residualdaily maximum≤ .05 mg/Lall yearA04
Coliform, fecal generaldaily maximumreport only (#/100mL)May–OctA04

How strict are these limits?

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

Same industry: the 56 Coal Mining permits in Illinois.

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Your permit document is the final word. As JSON: /api/v1/permits/IL0078921 · MCP: https://passage-data.com/mcp