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IMI South LLC

Ready-Mixed Concrete, Lebanon, Kentucky. NPDES permit KY0113891, in force until Sep 30, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form 2 quarterly (12 values), outfall 002 form 2 quarterly (12 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 0 of 8 reports late

Limits in force (24)

ParameterStatisticLimitMonthsOutfall
pHminimum≥ 6 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendeddaily maximum≤ 60 mg/Lall year001
Oil & Greasemonthly averagereport only (mg/L)all year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Surfactants [MBAS]monthly averagereport only (mg/L)all year001
Surfactants [MBAS]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 plantdaily maximumreport only (MGD)all year001
Chemical Oxygen Demand [COD]monthly averagereport only (mg/L)all year001
Chemical Oxygen Demand [COD]daily maximumreport only (mg/L)all year001
pHminimum≥ 6 SUall year002
pHdaily maximum≤ 9 SUall year002
Solids, total suspendedmonthly averagereport only (mg/L)all year002
Solids, total suspendeddaily maximum≤ 60 mg/Lall year002
Oil & Greasemonthly averagereport only (mg/L)all year002
Oil & Greasedaily maximum≤ 15 mg/Lall year002
Surfactants [MBAS]monthly averagereport only (mg/L)all year002
Surfactants [MBAS]daily maximumreport only (mg/L)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
Chemical Oxygen Demand [COD]monthly averagereport only (mg/L)all year002
Chemical Oxygen Demand [COD]daily maximumreport only (mg/L)all year002

How strict are these limits?

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

Same industry: the 10 Stone, Clay, Glass and Concrete 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/KY0113891 · MCP: https://passage-data.com/mcp