NPDES ID: MI0003093
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: 1 effluent violation.
Violations
May 31, 2026
Solids, total suspended
17% over limit
Discharged 1063.72199106 kg/d against a permitted limit of 907.99999237 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2026
Chlorine, total residual
295% over limit
Discharged 0.15000001 mg/L against a permitted limit of 0.038 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2025
BOD, carbonaceous [5 day, 20 C]
9% over limit
Discharged 741.38199377 kg/d against a permitted limit of 680.99999428 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
August 31, 2025
Copper, total [as Cu]
5% over limit
Discharged 0.101 mg/L against a permitted limit of 0.096 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
July 31, 2025
Copper, total [as Cu]
25% over limit
Discharged 0.12000001 mg/L against a permitted limit of 0.096 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2025
Copper, total [as Cu]
272% over limit
Discharged 0.35700002 mg/L against a permitted limit of 0.096 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total [as Cu]
34% over limit
Discharged 0.84897999 kg/d against a permitted limit of 0.63559999 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2025
Copper, total [as Cu]
121% over limit
Discharged 0.21200001 mg/L against a permitted limit of 0.096 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2025
Chlorine, total residual
163% over limit
Discharged 0.1 mg/L against a permitted limit of 0.038 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2025
Copper, total [as Cu]
125% over limit
Discharged 1.43009999 kg/d against a permitted limit of 0.63559999 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total [as Cu]
1036% over limit
Discharged 1.09100005 mg/L against a permitted limit of 0.096 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2024
Chlorine, total residual
553% over limit
Discharged 0.24800001 mg/L against a permitted limit of 0.038 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2024
Chlorine, total residual
650% over limit
Discharged 0.28500001 mg/L against a permitted limit of 0.038 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
August 31, 2024
Copper, total [as Cu]
96% over limit
Discharged 0.18800001 mg/L against a permitted limit of 0.096 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
4% over limit
Discharged 706.87799406 kg/d against a permitted limit of 680.99999428 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)