ARCHER DANIELS MIDLAND-PEORIA

NPDES ID: IL0061930

X — SNC: Effluent violation (non-monthly average limit)

The facility discharged more of a pollutant than its permit allows, measured over a period other than a monthly average.

This quarter: 1 effluent violation.

Violations

May 31, 2026

BOD, 5-day, 20 deg. C

33% over limit

Discharged 80 mg/L against a permitted limit of 60 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

March 31, 2026

BOD, 5-day, 20 deg. C

767% over limit

Discharged 520 mg/L against a permitted limit of 60 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

BOD, 5-day, 20 deg. C

354% over limit

Discharged 136.08 mg/L against a permitted limit of 30 mg/L (30DA AVG)

DMR, Limited - Numeric Violation

February 28, 2026

BOD, 5-day, 20 deg. C

13% over limit

Discharged 33.8 mg/L against a permitted limit of 30 mg/L (30DA AVG)

DMR, Limited - Numeric Violation

BOD, 5-day, 20 deg. C

60% over limit

Discharged 96 mg/L against a permitted limit of 60 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

September 30, 2025

BOD, 5-day, 20 deg. C

63% over limit

Discharged 98 mg/L against a permitted limit of 60 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

First flagged

April 14, 2026 (3 months ago)

Last confirmed

August 1, 2026 (5 days ago)