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Dyno Nobel Inc

Explosives, Barry, Illinois. NPDES permit IL0071528, in force until Jul 31, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: form 0 monthly (7 values)
Renewal application due
Feb 1, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
1 value over a limit, 7 required values missing, 1 of 12 reports late

Limits in force (13)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitmonthly maximum≤ 63 deg FJan, Feb, Mar, Dec
Temperature, water deg. fahrenheitmonthly maximum≤ 93 deg FApr–Nov
BOD, 5-day, 20 deg. Cquarterly maximumreport only (mg/L)Jan, Apr, Jul, Oct
pHmonthly minimum≥ 6.5 SUall year
pHmonthly maximum≤ 9 SUall year
Solids, total suspendedquarterly maximumreport only (mg/L)Jan, Apr, Jul, Oct
Oil & Greasequarterly maximumreport only (mg/L)Jan, Apr, Jul, Oct
Nitrogen, total [as N]quarterly maximumreport only (mg/L)Jan, Apr, Jul, Oct
Nitrogen, ammonia total [as N]quarterly maximumreport only (mg/L)Jan, Apr, Jul, Oct
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residual30-day average≤ .011 mg/Lall year
Chlorine, total residualdaily maximum≤ .019 mg/Lall year

How strict are these limits?

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

Same industry: the 58 Chemicals and Allied Products permits in Illinois.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IL0071528 · MCP: https://passage-data.com/mcp