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Darling Ingredients Inc

Prepared Feeds, Russellville, Kentucky. NPDES permit KY0107280, in force until Sep 30, 2031. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 76 reports late

Limits in force (91)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year001
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year001
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year001
Temperature, water deg. fahrenheitdaily maximum≤ 89 deg Fall year001
Temperature, water deg. fahrenheitdaily maximum≤ 89 deg Fall year001
Temperature, water deg. fahrenheitdaily maximum≤ 89 deg Fall year001
Oxygen, dissolved [DO]minimum≥ 2 mg/Lall year001
Oxygen, dissolved [DO]minimum≥ 7 mg/Lall year001
Oxygen, dissolved [DO]minimum≥ 7 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 188 lb/dall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 188 lb/dall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 188 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 377 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 377 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 377 lb/dall year001
pHminimum≥ 6 SUall year001
pHminimum≥ 6 SUall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
pHmaximum≤ 9 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 230 lb/dall year001
Solids, total suspendedmonthly average≤ 230 lb/dall year001
Solids, total suspendedmonthly average≤ 230 lb/dall year001
Solids, total suspendeddaily maximum≤ 460 lb/dall year001
Solids, total suspendeddaily maximum≤ 460 lb/dall year001
Solids, total suspendeddaily maximum≤ 460 lb/dall year001
Oil & Greasemonthly average≤ 105 lb/dall year001
Oil & Greasemonthly average≤ 105 lb/dall year001
Oil & Greasemonthly average≤ 105 lb/dall year001
Oil & Greasedaily maximum≤ 209 lb/dall year001
Oil & Greasedaily maximum≤ 209 lb/dall year001
Oil & Greasedaily maximum≤ 209 lb/dall year001
Nitrogen, total [as N]monthly average≤ 134 mg/Lall year001
Nitrogen, total [as N]monthly average≤ 134 mg/Lall year001
Nitrogen, total [as N]monthly average≤ 134 mg/Lall year001
Nitrogen, total [as N]daily maximum≤ 194 mg/Lall year001
Nitrogen, total [as N]daily maximum≤ 194 mg/Lall year001
Nitrogen, total [as N]daily maximum≤ 194 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 20 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 6 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 30 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 9 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 7.5 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 146 lb/dall year001
Nitrogen, ammonia total [as N]monthly average≤ 146 lb/dall year001
Nitrogen, ammonia total [as N]monthly average≤ 146 lb/dall year001
Nitrogen, ammonia total [as N]daily maximum≤ 293 lb/dall year001
Nitrogen, ammonia total [as N]daily maximum≤ 293 lb/dall year001
Nitrogen, ammonia total [as N]daily maximum≤ 293 lb/dall year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Chloride [as Cl]monthly averagereport only (mg/L)all year001
Chloride [as Cl]monthly averagereport only (mg/L)all year001
Chloride [as Cl]monthly averagereport only (mg/L)all year001
Chloride [as Cl]daily maximumreport only (mg/L)all year001
Chloride [as Cl]daily maximumreport only (mg/L)all year001
Chloride [as Cl]daily 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 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
Coliform, fecal generalmonthly averagereport only (#/100mL)all year001
Coliform, fecal generalmonthly averagereport only (#/100mL)all year001
Coliform, fecal generalmonthly averagereport only (#/100mL)all year001
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year001
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year001
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 30 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 20 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 45 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 37.5 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 30 mg/Lall year001
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Solids, total suspendedmonthly averagereport only (mg/L)all year002
Solids, total suspendeddaily maximumreport only (mg/L)all year002
Oil & Greasemonthly averagereport only (mg/g)all year002
Oil & Greasedaily maximumreport only (mg/g)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
Stream flow, instantaneousmonthly averagereport only (MGD)all year003
Stream flow, instantaneousdaily maximumreport only (MGD)all year003

How strict are these limits?

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

Same industry: the 29 Food and Kindred Products permits in Kentucky.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/KY0107280 · MCP: https://passage-data.com/mcp