J Oros Properties LLC — NPDES permit IL0059471: limits, due date and EPA's record

Bituminous Coal - Underground, Farmersville, Illinois. NPDES permit IL0059471, in force until Jul 31, 2028. Last 12 months: over a limit 3 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period ending	Outfall	Parameter	Reported	Limit
April 2026	002	pH, maximum	9.31 SU	≤ 9 SU
May 2026	002	pH, maximum	9.06 SU	≤ 9 SU
June 2026	001	pH, maximum	9.71 SU	≤ 9 SU

Limits in force (298)

Parameter	Statistic	Limit	Months	Outfall
pH	quarterly minimum	≥ 6 SU	all year	001
pH	quarterly minimum	≥ 6 SU	all year	001
pH	minimum	≥ 6.5 SU	all year	001
pH	minimum	≥ 6.5 SU	all year	001
pH	quarterly minimum	≥ 6 SU	all year	001
pH	quarterly minimum	≥ 6 SU	all year	001
pH	minimum	≥ 6.5 SU	all year	001
pH	minimum	≥ 6.5 SU	all year	001
pH	quarterly maximum	≤ 9 SU	all year	001
pH	quarterly maximum	≤ 9 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
pH	quarterly maximum	≤ 9 SU	all year	001
pH	quarterly maximum	≤ 9 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
Alkalinity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	001
Alkalinity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	001
Alkalinity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	001
Alkalinity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	001
Acidity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	001
Acidity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	001
Acidity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	001
Acidity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	001
Solids, total suspended	30-day average	≤ 35 mg/L	all year	001
Solids, total suspended	30-day average	≤ 35 mg/L	all year	001
Solids, total suspended	30-day average	≤ 35 mg/L	all year	001
Solids, total suspended	30-day average	≤ 35 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	001
Solids, settleable	quarterly maximum	≤ .5 mL/L	all year	001
Solids, settleable	quarterly maximum	≤ .5 mL/L	all year	001
Hardness, total [as CaCO3]	quarterly maximum	report only (mg/L)	all year	001
Hardness, total [as CaCO3]	quarterly maximum	report only (mg/L)	all year	001
Hardness, total [as CaCO3]	daily maximum	report only (mg/L)	all year	001
Hardness, total [as CaCO3]	daily maximum	report only (mg/L)	all year	001
Hardness, total [as CaCO3]	quarterly maximum	report only (mg/L)	all year	001
Hardness, total [as CaCO3]	quarterly maximum	report only (mg/L)	all year	001
Hardness, total [as CaCO3]	daily maximum	report only (mg/L)	all year	001
Hardness, total [as CaCO3]	daily maximum	report only (mg/L)	all year	001
Chloride [as Cl]	quarterly maximum	≤ 500 mg/L	all year	001
Chloride [as Cl]	quarterly maximum	≤ 500 mg/L	all year	001
Chloride [as Cl]	daily maximum	≤ 500 mg/L	all year	001
Chloride [as Cl]	daily maximum	≤ 500 mg/L	all year	001
Chloride [as Cl]	quarterly maximum	≤ 500 mg/L	all year	001
Chloride [as Cl]	quarterly maximum	≤ 500 mg/L	all year	001
Chloride [as Cl]	daily maximum	≤ 500 mg/L	all year	001
Chloride [as Cl]	daily maximum	≤ 500 mg/L	all year	001
Sulfate, total [as SO4]	quarterly maximum	≤ 2000 mg/L	all year	001
Sulfate, total [as SO4]	quarterly maximum	≤ 2000 mg/L	all year	001
Sulfate, total [as SO4]	daily maximum	≤ 2000 mg/L	all year	001
Sulfate, total [as SO4]	daily maximum	≤ 2000 mg/L	all year	001
Sulfate, total [as SO4]	quarterly maximum	≤ 2000 mg/L	all year	001
Sulfate, total [as SO4]	quarterly maximum	≤ 2000 mg/L	all year	001
Sulfate, total [as SO4]	daily maximum	≤ 2000 mg/L	all year	001
Sulfate, total [as SO4]	daily maximum	≤ 2000 mg/L	all year	001
Arsenic, total [as As]	daily maximum	report only (mg/L)	all year	001
Arsenic, total [as As]	daily maximum	report only (mg/L)	all year	001
Barium, total [as Ba]	daily maximum	report only (mg/L)	all year	001
Barium, total [as Ba]	daily maximum	report only (mg/L)	all year	001
Cadmium, total [as Cd]	daily maximum	report only (mg/L)	all year	001
Cadmium, total [as Cd]	daily maximum	report only (mg/L)	all year	001
Chromium, hexavalent [as Cr]	daily maximum	report only (mg/L)	all year	001
Chromium, hexavalent [as Cr]	daily maximum	report only (mg/L)	all year	001
Chromium, total [as Cr]	daily maximum	report only (mg/L)	all year	001
Chromium, total [as Cr]	daily maximum	report only (mg/L)	all year	001
Copper, total [as Cu]	daily maximum	report only (mg/L)	all year	001
Copper, total [as Cu]	daily maximum	report only (mg/L)	all year	001
Iron, total [as Fe]	30-day average	≤ 3 mg/L	all year	001
Iron, total [as Fe]	30-day average	≤ 3 mg/L	all year	001
Iron, total [as Fe]	30-day average	≤ 3 mg/L	all year	001
Iron, total [as Fe]	30-day average	≤ 3 mg/L	all year	001
Iron, total [as Fe]	daily maximum	≤ 6 mg/L	all year	001
Iron, total [as Fe]	daily maximum	≤ 6 mg/L	all year	001
Iron, total [as Fe]	daily maximum	≤ 6 mg/L	all year	001
Iron, total [as Fe]	daily maximum	≤ 6 mg/L	all year	001
Lead, total [as Pb]	daily maximum	report only (mg/L)	all year	001
Lead, total [as Pb]	daily maximum	report only (mg/L)	all year	001
Manganese, total [as Mn]	30-day average	≤ 2 mg/L	all year	001
Manganese, total [as Mn]	30-day average	≤ 2 mg/L	all year	001
Manganese, total [as Mn]	30-day average	≤ 2 mg/L	all year	001
Manganese, total [as Mn]	30-day average	≤ 2 mg/L	all year	001
Manganese, total [as Mn]	daily maximum	≤ 4 mg/L	all year	001
Manganese, total [as Mn]	daily maximum	≤ 4 mg/L	all year	001
Manganese, total [as Mn]	daily maximum	≤ 4 mg/L	all year	001
Manganese, total [as Mn]	daily maximum	≤ 4 mg/L	all year	001
Manganese, total [as Mn]	daily maximum	report only (mg/L)	all year	001
Manganese, total [as Mn]	daily maximum	report only (mg/L)	all year	001
Nickel, total [as Ni]	daily maximum	report only (mg/L)	all year	001
Nickel, total [as Ni]	daily maximum	report only (mg/L)	all year	001
Silver, total [as Ag]	daily maximum	report only (mg/L)	all year	001
Silver, total [as Ag]	daily maximum	report only (mg/L)	all year	001
Zinc, total [as Zn]	daily maximum	≤ .317 mg/L	all year	001
Zinc, total [as Zn]	daily maximum	≤ .317 mg/L	all year	001
Zinc, total [as Zn]	daily maximum	≤ .317 mg/L	all year	001
Zinc, total [as Zn]	daily maximum	≤ .317 mg/L	all year	001
Zinc, total [as Zn]	daily maximum	≤ .317 mg/L	all year	001
Zinc, total [as Zn]	daily maximum	≤ .317 mg/L	all year	001
Zinc, total [as Zn]	daily maximum	≤ .317 mg/L	all year	001
Zinc, total [as Zn]	daily maximum	≤ .317 mg/L	all year	001
Zinc, total [as Zn]	daily maximum	report only (mg/L)	all year	001
Zinc, total [as Zn]	daily maximum	report only (mg/L)	all year	001
Selenium, total [as Se]	daily maximum	report only (ug/L)	all year	001
Selenium, total [as Se]	daily maximum	report only (ug/L)	all year	001
Phenolics, total recoverable	daily maximum	report only (mg/L)	all year	001
Phenolics, total recoverable	daily maximum	report only (mg/L)	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Mercury, total [as Hg]	daily maximum	report only (ng/L)	all year	001
Mercury, total [as Hg]	daily maximum	report only (ng/L)	all year	001
pH	minimum	≥ 6.5 SU	all year	002
pH	minimum	≥ 6.5 SU	all year	002
pH	quarterly minimum	≥ 6 SU	all year	002
pH	quarterly minimum	≥ 6 SU	all year	002
pH	minimum	≥ 6.5 SU	all year	002
pH	minimum	≥ 6.5 SU	all year	002
pH	quarterly minimum	≥ 6 SU	all year	002
pH	quarterly minimum	≥ 6 SU	all year	002
pH	maximum	≤ 9 SU	all year	002
pH	maximum	≤ 9 SU	all year	002
pH	quarterly maximum	≤ 9 SU	all year	002
pH	quarterly maximum	≤ 9 SU	all year	002
pH	maximum	≤ 9 SU	all year	002
pH	maximum	≤ 9 SU	all year	002
pH	quarterly maximum	≤ 9 SU	all year	002
pH	quarterly maximum	≤ 9 SU	all year	002
Alkalinity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	002
Alkalinity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	002
Alkalinity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	002
Alkalinity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	002
Acidity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	002
Acidity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	002
Acidity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	002
Acidity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	002
Solids, total suspended	30-day average	≤ 35 mg/L	all year	002
Solids, total suspended	30-day average	≤ 35 mg/L	all year	002
Solids, total suspended	30-day average	≤ 35 mg/L	all year	002
Solids, total suspended	30-day average	≤ 35 mg/L	all year	002
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	002
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	002
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	002
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	002
Solids, settleable	quarterly maximum	≤ .5 mL/L	all year	002
Solids, settleable	quarterly maximum	≤ .5 mL/L	all year	002
Hardness, total [as CaCO3]	daily maximum	report only (mg/L)	all year	002
Hardness, total [as CaCO3]	daily maximum	report only (mg/L)	all year	002
Hardness, total [as CaCO3]	quarterly maximum	report only (mg/L)	all year	002
Hardness, total [as CaCO3]	quarterly maximum	report only (mg/L)	all year	002
Hardness, total [as CaCO3]	daily maximum	report only (mg/L)	all year	002
Hardness, total [as CaCO3]	daily maximum	report only (mg/L)	all year	002
Hardness, total [as CaCO3]	quarterly maximum	report only (mg/L)	all year	002
Hardness, total [as CaCO3]	quarterly maximum	report only (mg/L)	all year	002
Chloride [as Cl]	daily maximum	≤ 500 mg/L	all year	002
Chloride [as Cl]	daily maximum	≤ 500 mg/L	all year	002
Chloride [as Cl]	quarterly maximum	≤ 500 mg/L	all year	002
Chloride [as Cl]	quarterly maximum	≤ 500 mg/L	all year	002
Chloride [as Cl]	daily maximum	≤ 500 mg/L	all year	002
Chloride [as Cl]	daily maximum	≤ 500 mg/L	all year	002
Chloride [as Cl]	quarterly maximum	≤ 500 mg/L	all year	002
Chloride [as Cl]	quarterly maximum	≤ 500 mg/L	all year	002
Sulfate, total [as SO4]	daily maximum	≤ 1428 mg/L	all year	002
Sulfate, total [as SO4]	daily maximum	≤ 1428 mg/L	all year	002
Sulfate, total [as SO4]	quarterly maximum	≤ 1428 mg/L	all year	002
Sulfate, total [as SO4]	quarterly maximum	≤ 1428 mg/L	all year	002
Sulfate, total [as SO4]	daily maximum	≤ 1428 mg/L	all year	002
Sulfate, total [as SO4]	daily maximum	≤ 1428 mg/L	all year	002
Sulfate, total [as SO4]	quarterly maximum	≤ 1428 mg/L	all year	002
Sulfate, total [as SO4]	quarterly maximum	≤ 1428 mg/L	all year	002
Iron, total [as Fe]	30-day average	≤ 3 mg/L	all year	002
Iron, total [as Fe]	30-day average	≤ 3 mg/L	all year	002
Iron, total [as Fe]	30-day average	≤ 3 mg/L	all year	002
Iron, total [as Fe]	30-day average	≤ 3 mg/L	all year	002
Iron, total [as Fe]	daily maximum	≤ 6 mg/L	all year	002
Iron, total [as Fe]	daily maximum	≤ 6 mg/L	all year	002
Iron, total [as Fe]	daily maximum	≤ 6 mg/L	all year	002
Iron, total [as Fe]	daily maximum	≤ 6 mg/L	all year	002
Manganese, total [as Mn]	daily maximum	≤ 1 mg/L	all year	002
Manganese, total [as Mn]	daily maximum	≤ 1 mg/L	all year	002
Manganese, total [as Mn]	daily maximum	≤ 1 mg/L	all year	002
Manganese, total [as Mn]	daily maximum	≤ 1 mg/L	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
pH	quarterly minimum	≥ 6 SU	all year	003
pH	quarterly minimum	≥ 6 SU	all year	003
pH	quarterly minimum	≥ 6 SU	all year	003
pH	quarterly minimum	≥ 6 SU	all year	003
pH	minimum	≥ 6.5 SU	all year	003
pH	minimum	≥ 6.5 SU	all year	003
pH	minimum	≥ 6.5 SU	all year	003
pH	minimum	≥ 6.5 SU	all year	003
pH	quarterly maximum	≤ 9 SU	all year	003
pH	quarterly maximum	≤ 9 SU	all year	003
pH	quarterly maximum	≤ 9 SU	all year	003
pH	quarterly maximum	≤ 9 SU	all year	003
pH	maximum	≤ 9 SU	all year	003
pH	maximum	≤ 9 SU	all year	003
pH	maximum	≤ 9 SU	all year	003
pH	maximum	≤ 9 SU	all year	003
Alkalinity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	003
Alkalinity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	003
Alkalinity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	003
Alkalinity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	003
Acidity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	003
Acidity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	003
Acidity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	003
Acidity, total [as CaCO3]	daily maximum	report only (mg/L)	all year	003
Solids, total suspended	30-day average	≤ 35 mg/L	all year	003
Solids, total suspended	30-day average	≤ 35 mg/L	all year	003
Solids, total suspended	30-day average	≤ 35 mg/L	all year	003
Solids, total suspended	30-day average	≤ 35 mg/L	all year	003
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	003
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	003
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	003
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	003
Solids, settleable	quarterly maximum	≤ .5 mL/L	all year	003
Solids, settleable	quarterly maximum	≤ .5 mL/L	all year	003
Hardness, total [as CaCO3]	quarterly maximum	report only (mg/L)	all year	003
Hardness, total [as CaCO3]	quarterly maximum	report only (mg/L)	all year	003
Hardness, total [as CaCO3]	quarterly maximum	report only (mg/L)	all year	003
Hardness, total [as CaCO3]	quarterly maximum	report only (mg/L)	all year	003
Hardness, total [as CaCO3]	daily maximum	report only (mg/L)	all year	003
Hardness, total [as CaCO3]	daily maximum	report only (mg/L)	all year	003
Hardness, total [as CaCO3]	daily maximum	report only (mg/L)	all year	003
Hardness, total [as CaCO3]	daily maximum	report only (mg/L)	all year	003
Chloride [as Cl]	quarterly maximum	≤ 500 mg/L	all year	003
Chloride [as Cl]	quarterly maximum	≤ 500 mg/L	all year	003
Chloride [as Cl]	quarterly maximum	≤ 500 mg/L	all year	003
Chloride [as Cl]	quarterly maximum	≤ 500 mg/L	all year	003
Chloride [as Cl]	daily maximum	≤ 500 mg/L	all year	003
Chloride [as Cl]	daily maximum	≤ 500 mg/L	all year	003
Chloride [as Cl]	daily maximum	≤ 500 mg/L	all year	003
Chloride [as Cl]	daily maximum	≤ 500 mg/L	all year	003
Sulfate, total [as SO4]	quarterly maximum	≤ 1428 mg/L	all year	003
Sulfate, total [as SO4]	quarterly maximum	≤ 1428 mg/L	all year	003
Sulfate, total [as SO4]	quarterly maximum	≤ 1428 mg/L	all year	003
Sulfate, total [as SO4]	quarterly maximum	≤ 1428 mg/L	all year	003
Sulfate, total [as SO4]	daily maximum	≤ 1428 mg/L	all year	003
Sulfate, total [as SO4]	daily maximum	≤ 1428 mg/L	all year	003
Sulfate, total [as SO4]	daily maximum	≤ 1428 mg/L	all year	003
Sulfate, total [as SO4]	daily maximum	≤ 1428 mg/L	all year	003
Iron, total [as Fe]	30-day average	≤ 3 mg/L	all year	003
Iron, total [as Fe]	30-day average	≤ 3 mg/L	all year	003
Iron, total [as Fe]	30-day average	≤ 3 mg/L	all year	003
Iron, total [as Fe]	30-day average	≤ 3 mg/L	all year	003
Iron, total [as Fe]	daily maximum	≤ 6 mg/L	all year	003
Iron, total [as Fe]	daily maximum	≤ 6 mg/L	all year	003
Iron, total [as Fe]	daily maximum	≤ 6 mg/L	all year	003
Iron, total [as Fe]	daily maximum	≤ 6 mg/L	all year	003
Manganese, total [as Mn]	daily maximum	≤ 1 mg/L	all year	003
Manganese, total [as Mn]	daily maximum	≤ 1 mg/L	all year	003
Manganese, total [as Mn]	daily maximum	≤ 1 mg/L	all year	003
Manganese, total [as Mn]	daily maximum	≤ 1 mg/L	all year	003
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	003

How strict are these limits?

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