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Ozinga Materials LLC

Ready-Mixed Concrete, Lacon, Illinois. NPDES permit IL0080196 expired Jul 31, 2026; 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 0 monthly (6 values), outfall 002 form 0 monthly (6 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 2 of 24 reports late

Limits in force (12)

ParameterStatisticLimitMonthsOutfall
pHmonthly minimum≥ 6 SUall year001
pHmonthly maximum≤ 9 SUall year001
Solids, total suspended30-day average≤ 15 mg/Lall year001
Solids, total suspendeddaily maximum≤ 30 mg/Lall 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
pHmonthly minimum≥ 6 SUall year002
pHmonthly maximum≤ 9 SUall year002
Solids, total suspended30-day average≤ 15 mg/Lall year002
Solids, total suspendeddaily maximum≤ 30 mg/Lall 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

How strict are these limits?

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

Same industry: the 11 Stone, Clay, Glass and Concrete Products permits in Illinois.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IL0080196 · MCP: https://passage-data.com/mcp