NPDES ID: IA0023582
E — SNC: Effluent violation (monthly average limit)
The facility discharged more of a pollutant than its permit allows, based on a monthly average.
Violations
March 31, 2026
Copper, total [as Cu]
55% over limit
Discharged 0.027 mg/L against a permitted limit of 0.0174 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Copper, total [as Cu]
38% over limit
Discharged 0.024 mg/L against a permitted limit of 0.0174 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
January 31, 2026
BOD, carbonaceous [5 day, 20 C]
15% over limit
Discharged 28.75 mg/L against a permitted limit of 25 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Copper, total [as Cu]
26% over limit
Discharged 0.022 mg/L against a permitted limit of 0.0174 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Copper, total [as Cu]
21% over limit
Discharged 0.021 mg/L against a permitted limit of 0.0174 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
November 30, 2024
Copper, total [as Cu]
49% over limit
Discharged 0.026 mg/L against a permitted limit of 0.0174 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
July 31, 2024
Solids, total suspended
38% over limit
Discharged 62 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (25 days ago)