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Icg Illinois LLC

Bituminous Coal - Underground, Elkhart, Illinois. NPDES permit IL0061956 expired Feb 28, 2022; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 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, 0 of 346 reports late

Limits in force (646)

ParameterStatisticLimitMonthsOutfall
pHminimum≥ 6.5 SUall year001
pHquarterly minimum≥ 6 SUall year001
pHminimum≥ 6 SUall year001
pHquarterly minimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
pHquarterly maximum≤ 9 SUall year001
pHmaximum≤ 9 SUall year001
pHquarterly maximum≤ 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]daily 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]quarterly maximumreport only (mg/L)all year001
Chloride [as Cl]daily maximum≤ 500 mg/Lall year001
Chloride [as Cl]quarterly maximum≤ 1260 mg/Lall year001
Chloride [as Cl]daily maximum≤ 820 mg/Lall year001
Chloride [as Cl]quarterly maximum≤ 820 mg/Lall year001
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year001
Sulfate, total [as SO4]quarterly maximum≤ 2500 mg/Lall year001
Sulfate, total [as SO4]daily maximum≤ 2500 mg/Lall year001
Sulfate, total [as SO4]quarterly maximum≤ 2500 mg/Lall year001
Arsenic, total [as As]daily maximumreport only (mg/L)all year001
Arsenic, total [as As]daily maximumreport only (mg/L)all year001
Barium, total [as Ba]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
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year001
Chromium, hexavalent [as Cr]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
Chromium, total [as Cr]daily maximumreport only (mg/L)all year001
Copper, total [as Cu]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
Lead, total [as Pb]daily maximumreport only (mg/L)all year001
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year001
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year001
Manganese, total [as Mn]quarterly maximum≤ 1 mg/Lall year001
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year001
Manganese, total [as Mn]daily maximumreport only (mg/L)all year001
Manganese, total [as Mn]daily maximumreport only (mg/L)all year001
Nickel, total [as Ni]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
Silver, total [as Ag]daily maximumreport only (mg/L)all year001
Zinc, total [as Zn]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
Selenium, total [as Se]daily maximumreport only (ug/L)all year001
Phenolics, total recoverabledaily maximumreport only (mg/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
Mercury, total [as Hg]daily maximumreport only (ng/L)all year001
pHquarterly minimum≥ 6 SUall year002
pHminimum≥ 6.5 SUall year002
pHminimum≥ 6 SUall year002
pHquarterly minimum≥ 6 SUall year002
pHquarterly maximum≤ 9 SUall year002
pHmaximum≤ 9 SUall year002
pHmaximum≤ 9 SUall year002
pHquarterly maximum≤ 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]quarterly maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year002
Chloride [as Cl]quarterly maximum≤ 2500 mg/Lall year002
Chloride [as Cl]daily maximum≤ 500 mg/Lall year002
Chloride [as Cl]daily maximum≤ 2500 mg/Lall year002
Chloride [as Cl]quarterly maximum≤ 2500 mg/Lall year002
Sulfate, total [as SO4]quarterly maximum≤ 3400 mg/Lall year002
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year002
Sulfate, total [as SO4]daily maximum≤ 3400 mg/Lall year002
Sulfate, total [as SO4]quarterly maximum≤ 3400 mg/Lall year002
Arsenic, total [as As]daily maximumreport only (mg/L)all year002
Arsenic, total [as As]daily maximumreport only (mg/L)all year002
Barium, total [as Ba]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
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year002
Chromium, hexavalent [as Cr]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
Chromium, total [as Cr]daily maximumreport only (mg/L)all year002
Copper, total [as Cu]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
Lead, total [as Pb]daily maximumreport only (mg/L)all year002
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year002
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year002
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year002
Manganese, total [as Mn]quarterly maximum≤ 2 mg/Lall year002
Manganese, total [as Mn]daily maximumreport only (mg/L)all year002
Manganese, total [as Mn]daily maximumreport only (mg/L)all year002
Nickel, total [as Ni]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
Silver, total [as Ag]daily maximumreport only (mg/L)all year002
Zinc, total [as Zn]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
Selenium, total [as Se]daily maximumreport only (ug/L)all year002
Phenolics, total recoverabledaily maximumreport only (mg/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
Mercury, total [as Hg]daily maximumreport only (ng/L)all year002
pHquarterly minimum≥ 6 SUall year003
pHminimum≥ 6.5 SUall year003
pHminimum≥ 6 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≤ 3000 mg/Lall year003
Chloride [as Cl]daily maximum≤ 500 mg/Lall year003
Chloride [as Cl]daily maximum≤ 3000 mg/Lall year003
Chloride [as Cl]quarterly maximum≤ 3000 mg/Lall year003
Sulfate, total [as SO4]quarterly maximum≤ 3400 mg/Lall year003
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year003
Sulfate, total [as SO4]daily maximum≤ 3400 mg/Lall year003
Sulfate, total [as SO4]quarterly maximum≤ 3400 mg/Lall year003
Arsenic, total [as As]daily maximumreport only (mg/L)all year003
Arsenic, total [as As]daily maximumreport only (mg/L)all year003
Barium, total [as Ba]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
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year003
Chromium, hexavalent [as Cr]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
Chromium, total [as Cr]daily maximumreport only (mg/L)all year003
Copper, total [as Cu]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
Lead, total [as Pb]daily maximumreport only (mg/L)all year003
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year003
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year003
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year003
Manganese, total [as Mn]quarterly maximum≤ 2 mg/Lall year003
Manganese, total [as Mn]daily maximumreport only (mg/L)all year003
Manganese, total [as Mn]daily maximumreport only (mg/L)all year003
Nickel, total [as Ni]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
Silver, total [as Ag]daily maximumreport only (mg/L)all year003
Zinc, total [as Zn]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
Selenium, total [as Se]daily maximumreport only (ug/L)all year003
Phenolics, total recoverabledaily maximumreport only (mg/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
Mercury, total [as Hg]daily maximumreport only (ng/L)all year003
pHquarterly minimum≥ 6 SUall year006
pHminimum≥ 6 SUall year006
pHminimum≥ 6.5 SUall year006
pHquarterly minimum≥ 6 SUall year006
pHquarterly maximum≤ 9 SUall year006
pHmaximum≤ 9 SUall year006
pHmaximum≤ 9 SUall year006
pHquarterly maximum≤ 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]daily maximumreport only (mg/L)all year006
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year006
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year006
Chloride [as Cl]quarterly maximum≤ 2000 mg/Lall year006
Chloride [as Cl]daily maximum≤ 2000 mg/Lall year006
Chloride [as Cl]daily maximum≤ 500 mg/Lall year006
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year006
Sulfate, total [as SO4]quarterly maximum≤ 3000 mg/Lall year006
Sulfate, total [as SO4]daily maximum≤ 3000 mg/Lall year006
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year006
Sulfate, total [as SO4]quarterly maximum≤ 2000 mg/Lall year006
Arsenic, total [as As]daily maximumreport only (mg/L)all year006
Arsenic, total [as As]daily maximumreport only (mg/L)all year006
Barium, total [as Ba]daily maximumreport only (mg/L)all year006
Barium, total [as Ba]daily maximumreport only (mg/L)all year006
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year006
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year006
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year006
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year006
Chromium, total [as Cr]daily maximumreport only (mg/L)all year006
Chromium, total [as Cr]daily maximumreport only (mg/L)all year006
Copper, total [as Cu]daily maximumreport only (mg/L)all year006
Copper, total [as Cu]daily maximumreport only (mg/L)all 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
Lead, total [as Pb]daily maximumreport only (mg/L)all year006
Lead, total [as Pb]daily maximumreport only (mg/L)all year006
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year006
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year006
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year006
Manganese, total [as Mn]quarterly maximum≤ 1 mg/Lall year006
Manganese, total [as Mn]daily maximumreport only (mg/L)all year006
Manganese, total [as Mn]daily maximumreport only (mg/L)all year006
Nickel, total [as Ni]daily maximumreport only (mg/L)all year006
Nickel, total [as Ni]daily maximumreport only (mg/L)all year006
Silver, total [as Ag]daily maximumreport only (mg/L)all year006
Silver, total [as Ag]daily maximumreport only (mg/L)all year006
Zinc, total [as Zn]daily maximumreport only (mg/L)all year006
Zinc, total [as Zn]daily maximumreport only (mg/L)all year006
Selenium, total [as Se]daily maximumreport only (ug/L)all year006
Selenium, total [as Se]daily maximumreport only (ug/L)all year006
Phenolics, total recoverabledaily maximumreport only (mg/L)all year006
Phenolics, total recoverabledaily maximumreport only (mg/L)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 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
Mercury, total [as Hg]daily maximumreport only (ng/L)all year006
Mercury, total [as Hg]daily maximumreport only (ng/L)all year006
pHminimum≥ 6.5 SUall year007
pHminimum≥ 6 SUall year007
pHquarterly minimum≥ 6 SUall year007
pHquarterly minimum≥ 6 SUall year007
pHmaximum≤ 9 SUall year007
pHmaximum≤ 9 SUall year007
pHquarterly maximum≤ 9 SUall year007
pHquarterly maximum≤ 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
Solids, settleablequarterly maximum≤ .5 mL/Lall year007
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year007
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year007
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year007
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year007
Chloride [as Cl]daily maximum≤ 500 mg/Lall year007
Chloride [as Cl]daily maximum≤ 820 mg/Lall year007
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year007
Chloride [as Cl]quarterly maximum≤ 820 mg/Lall year007
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year007
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year007
Sulfate, total [as SO4]quarterly maximum≤ 2000 mg/Lall year007
Sulfate, total [as SO4]quarterly maximum≤ 2000 mg/Lall year007
Arsenic, total [as As]daily maximumreport only (mg/L)all year007
Arsenic, total [as As]daily maximumreport only (mg/L)all year007
Barium, total [as Ba]daily maximumreport only (mg/L)all year007
Barium, total [as Ba]daily maximumreport only (mg/L)all year007
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year007
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year007
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year007
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year007
Chromium, total [as Cr]daily maximumreport only (mg/L)all year007
Chromium, total [as Cr]daily maximumreport only (mg/L)all year007
Copper, total [as Cu]daily maximumreport only (mg/L)all year007
Copper, total [as Cu]daily maximumreport only (mg/L)all 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
Lead, total [as Pb]daily maximumreport only (mg/L)all year007
Lead, total [as Pb]daily maximumreport only (mg/L)all year007
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year007
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year007
Manganese, total [as Mn]quarterly maximum≤ 1 mg/Lall year007
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year007
Manganese, total [as Mn]daily maximumreport only (mg/L)all year007
Manganese, total [as Mn]daily maximumreport only (mg/L)all year007
Nickel, total [as Ni]daily maximumreport only (mg/L)all year007
Nickel, total [as Ni]daily maximumreport only (mg/L)all year007
Silver, total [as Ag]daily maximumreport only (mg/L)all year007
Silver, total [as Ag]daily maximumreport only (mg/L)all year007
Zinc, total [as Zn]daily maximumreport only (mg/L)all year007
Zinc, total [as Zn]daily maximumreport only (mg/L)all year007
Selenium, total [as Se]daily maximumreport only (ug/L)all year007
Selenium, total [as Se]daily maximumreport only (ug/L)all year007
Phenolics, total recoverabledaily maximumreport only (mg/L)all year007
Phenolics, total recoverabledaily maximumreport only (mg/L)all 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 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
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≥ 6.5 SUall year008
pHminimum≥ 6.5 SUall year008
pHquarterly minimum≥ 6 SUall year008
pHquarterly maximum≤ 9 SUall year008
pHmaximum≤ 9 SUall year008
pHmaximum≤ 9 SUall year008
pHquarterly maximum≤ 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]daily maximumreport only (mg/L)all year008
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year008
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year008
Chloride [as Cl]daily maximum≤ 500 mg/Lall year008
Chloride [as Cl]daily maximum≤ 500 mg/Lall year008
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year008
Sulfate, total [as SO4]quarterly maximum≤ 2000 mg/Lall year008
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year008
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year008
Sulfate, total [as SO4]quarterly maximum≤ 2000 mg/Lall 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
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
pHminimum≥ 6.5 SUall year009
pHquarterly minimum≥ 6 SUall year009
pHquarterly minimum≥ 6 SUall year009
pHminimum≥ 6.5 SUall year009
pHmaximum≤ 9 SUall year009
pHquarterly maximum≤ 9 SUall year009
pHquarterly maximum≤ 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]daily maximumreport only (mg/L)all 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
Chloride [as Cl]daily maximum≤ 500 mg/Lall year009
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year009
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year009
Chloride [as Cl]daily maximum≤ 500 mg/Lall year009
Sulfate, total [as SO4]daily maximum≤ 1345 mg/Lall year009
Sulfate, total [as SO4]quarterly maximum≤ 1345 mg/Lall year009
Sulfate, total [as SO4]quarterly maximum≤ 1345 mg/Lall year009
Sulfate, total [as SO4]daily maximum≤ 1345 mg/Lall 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
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
pHminimum≥ 6.5 SUall year010
pHquarterly minimum≥ 6 SUall year010
pHminimum≥ 6.5 SUall year010
pHquarterly minimum≥ 6 SUall year010
pHmaximum≤ 9 SUall year010
pHquarterly maximum≤ 9 SUall year010
pHmaximum≤ 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]quarterly 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
Chloride [as Cl]daily maximum≤ 500 mg/Lall year010
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year010
Chloride [as Cl]daily maximum≤ 500 mg/Lall year010
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year010
Sulfate, total [as SO4]daily maximum≤ 2107 mg/Lall year010
Sulfate, total [as SO4]quarterly maximum≤ 2107 mg/Lall year010
Sulfate, total [as SO4]daily maximum≤ 2107 mg/Lall year010
Sulfate, total [as SO4]quarterly maximum≤ 2107 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 year012
pHquarterly minimum≥ 6 SUall year012
pHquarterly minimum≥ 6 SUall year012
pHminimum≥ 6.5 SUall year012
pHmaximum≤ 9 SUall year012
pHquarterly maximum≤ 9 SUall year012
pHquarterly maximum≤ 9 SUall year012
pHmaximum≤ 9 SUall year012
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year012
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year012
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year012
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year012
Solids, total suspended30-day average≤ 35 mg/Lall year012
Solids, total suspended30-day average≤ 35 mg/Lall year012
Solids, total suspendeddaily maximum≤ 70 mg/Lall year012
Solids, total suspendeddaily maximum≤ 70 mg/Lall year012
Solids, settleablequarterly maximum≤ .5 mL/Lall year012
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year012
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year012
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year012
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year012
Chloride [as Cl]daily maximum≤ 500 mg/Lall year012
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year012
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year012
Chloride [as Cl]daily maximum≤ 500 mg/Lall year012
Sulfate, total [as SO4]daily maximum≤ 2019 mg/Lall year012
Sulfate, total [as SO4]quarterly maximum≤ 2019 mg/Lall year012
Sulfate, total [as SO4]quarterly maximum≤ 2019 mg/Lall year012
Sulfate, total [as SO4]daily maximum≤ 2019 mg/Lall year012
Arsenic, total [as As]daily maximumreport only (mg/L)all year012
Arsenic, total [as As]daily maximumreport only (mg/L)all year012
Barium, total [as Ba]daily maximumreport only (mg/L)all year012
Barium, total [as Ba]daily maximumreport only (mg/L)all year012
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year012
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year012
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year012
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year012
Chromium, total [as Cr]daily maximumreport only (mg/L)all year012
Chromium, total [as Cr]daily maximumreport only (mg/L)all year012
Copper, total [as Cu]daily maximumreport only (mg/L)all year012
Copper, total [as Cu]daily maximumreport only (mg/L)all year012
Iron, total [as Fe]30-day average≤ 3 mg/Lall year012
Iron, total [as Fe]30-day average≤ 3 mg/Lall year012
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year012
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year012
Lead, total [as Pb]daily maximumreport only (mg/L)all year012
Lead, total [as Pb]daily maximumreport only (mg/L)all year012
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year012
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year012
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year012
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year012
Manganese, total [as Mn]daily maximumreport only (mg/L)all year012
Manganese, total [as Mn]daily maximumreport only (mg/L)all year012
Nickel, total [as Ni]daily maximumreport only (mg/L)all year012
Nickel, total [as Ni]daily maximumreport only (mg/L)all year012
Silver, total [as Ag]daily maximumreport only (mg/L)all year012
Silver, total [as Ag]daily maximumreport only (mg/L)all year012
Zinc, total [as Zn]daily maximumreport only (mg/L)all year012
Zinc, total [as Zn]daily maximumreport only (mg/L)all year012
Selenium, total [as Se]daily maximumreport only (ug/L)all year012
Selenium, total [as Se]daily maximumreport only (ug/L)all year012
Phenolics, total recoverabledaily maximumreport only (mg/L)all year012
Phenolics, total recoverabledaily maximumreport only (mg/L)all year012
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year012
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year012
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year012
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year012
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year012
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year012
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year012
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year012
Mercury, total [as Hg]daily maximumreport only (ng/L)all year012
Mercury, total [as Hg]daily maximumreport only (ng/L)all year012
pHquarterly minimum≥ 6 SUall year013
pHminimum≥ 6.5 SUall year013
pHquarterly minimum≥ 6 SUall year013
pHminimum≥ 6.5 SUall year013
pHquarterly maximum≤ 9 SUall year013
pHmaximum≤ 9 SUall year013
pHquarterly maximum≤ 9 SUall year013
pHmaximum≤ 9 SUall year013
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year013
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year013
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year013
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year013
Solids, total suspended30-day average≤ 35 mg/Lall year013
Solids, total suspended30-day average≤ 35 mg/Lall year013
Solids, total suspendeddaily maximum≤ 70 mg/Lall year013
Solids, total suspendeddaily maximum≤ 70 mg/Lall year013
Solids, settleablequarterly maximum≤ .5 mL/Lall year013
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year013
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year013
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year013
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year013
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year013
Chloride [as Cl]daily maximum≤ 500 mg/Lall year013
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year013
Chloride [as Cl]daily maximum≤ 500 mg/Lall year013
Sulfate, total [as SO4]quarterly maximum≤ 2019 mg/Lall year013
Sulfate, total [as SO4]daily maximum≤ 2019 mg/Lall year013
Sulfate, total [as SO4]quarterly maximum≤ 2019 mg/Lall year013
Sulfate, total [as SO4]daily maximum≤ 2019 mg/Lall year013
Arsenic, total [as As]daily maximumreport only (mg/L)all year013
Arsenic, total [as As]daily maximumreport only (mg/L)all year013
Barium, total [as Ba]daily maximumreport only (mg/L)all year013
Barium, total [as Ba]daily maximumreport only (mg/L)all year013
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year013
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year013
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year013
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year013
Chromium, total [as Cr]daily maximumreport only (mg/L)all year013
Chromium, total [as Cr]daily maximumreport only (mg/L)all year013
Copper, total [as Cu]daily maximumreport only (mg/L)all year013
Copper, total [as Cu]daily maximumreport only (mg/L)all year013
Iron, total [as Fe]30-day average≤ 3 mg/Lall year013
Iron, total [as Fe]30-day average≤ 3 mg/Lall year013
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year013
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year013
Lead, total [as Pb]daily maximumreport only (mg/L)all year013
Lead, total [as Pb]daily maximumreport only (mg/L)all year013
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year013
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year013
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year013
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year013
Manganese, total [as Mn]daily maximumreport only (mg/L)all year013
Manganese, total [as Mn]daily maximumreport only (mg/L)all year013
Nickel, total [as Ni]daily maximumreport only (mg/L)all year013
Nickel, total [as Ni]daily maximumreport only (mg/L)all year013
Silver, total [as Ag]daily maximumreport only (mg/L)all year013
Silver, total [as Ag]daily maximumreport only (mg/L)all year013
Zinc, total [as Zn]daily maximumreport only (mg/L)all year013
Zinc, total [as Zn]daily maximumreport only (mg/L)all year013
Selenium, total [as Se]daily maximumreport only (ug/L)all year013
Selenium, total [as Se]daily maximumreport only (ug/L)all year013
Phenolics, total recoverabledaily maximumreport only (mg/L)all year013
Phenolics, total recoverabledaily maximumreport only (mg/L)all year013
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year013
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year013
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year013
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year013
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year013
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year013
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year013
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year013
Mercury, total [as Hg]daily maximumreport only (ng/L)all year013
Mercury, total [as Hg]daily maximumreport only (ng/L)all year013
pHmonthly minimum≥ 6 SUall yearA01
pHmonthly maximum≤ 9 SUall yearA01
Solids, total suspended30-day average≤ 37 mg/Lall yearA01
Solids, total suspendeddaily maximum≤ 74 mg/Lall yearA01
Solids, total suspended30-day average≤ 5 lb/dall yearA01
Solids, total suspendeddaily maximum≤ 10 lb/dall yearA01
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearA01
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearA01
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/Lall yearA01
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 50 mg/Lall yearA01
BOD, carbonaceous [5 day, 20 C]30-day average≤ 4.17 lb/dall yearA01
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 8.34 lb/dall yearA01

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/IL0061956 · MCP: https://passage-data.com/mcp