NPDES ID: IL0035416
E — SNC: Effluent violation (monthly average limit)
The facility discharged more of a pollutant than its permit allows, based on a monthly average.
This quarter: 14 effluent violations.
Violations
June 30, 2026
BOD, 5-day, 20 deg. C
102% over limit
Discharged 44.35579963 kg/d against a permitted limit of 21.9736 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
55% over limit
Discharged 16.97959986 kg/d against a permitted limit of 10.9868 kg/d (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
83% over limit
Discharged 36.6 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
180% over limit
Discharged 28 mg/L against a permitted limit of 10 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
May 31, 2026
Solids, total suspended
43% over limit
Discharged 17.2 mg/L against a permitted limit of 12 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
182% over limit
Discharged 28.2 mg/L against a permitted limit of 10 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
46% over limit
Discharged 16.02619987 kg/d against a permitted limit of 10.9868 kg/d (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
66% over limit
Discharged 33.2 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
20% over limit
Discharged 26.37739978 kg/d against a permitted limit of 21.9736 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2026
Solids, total suspended
75% over limit
Discharged 42 mg/L against a permitted limit of 24 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
137% over limit
Discharged 28.4 mg/L against a permitted limit of 12 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
14% over limit
Discharged 15.07279987 kg/d against a permitted limit of 13.166 kg/d (30DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
33% over limit
Discharged 35.00339971 kg/d against a permitted limit of 26.332 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
7% over limit
Discharged 5.8 mg/L against a permitted limit of 6.25 mg/L (MN WK AV)
DMR, Limited - Numeric Violation
September 30, 2025
BOD, 5-day, 20 deg. C
79% over limit
Discharged 35.7 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
17% over limit
Discharged 11.7 mg/L against a permitted limit of 10 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
17% over limit
Discharged 25.69639978 kg/d against a permitted limit of 21.9736 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2025
Solids, total suspended
38% over limit
Discharged 33 mg/L against a permitted limit of 24 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
64% over limit
Discharged 32.8 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
75% over limit
Discharged 17.5 mg/L against a permitted limit of 10 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
9% over limit
Discharged 11.9401999 kg/d against a permitted limit of 10.9868 kg/d (30DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
28% over limit
Discharged 33.73219972 kg/d against a permitted limit of 26.332 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
53% over limit
Discharged 33.55059972 kg/d against a permitted limit of 21.9736 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
28% over limit
Discharged 15.4 mg/L against a permitted limit of 12 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 17, 2026 (3 hours ago)