UNION TOSCH'S CREEK WWTP
NPDES ID: SC0047244
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: 2 effluent violations.
Violations
May 31, 2026
Copper, total [as Cu]
44% over limit
Discharged 0.056 mg/L against a permitted limit of 0.039 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total [as Cu]
4% over limit
Discharged 0.056 mg/L against a permitted limit of 0.054 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2026
Copper, total [as Cu]
5% over limit
Discharged 0.041 mg/L against a permitted limit of 0.039 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Copper, total [as Cu]
36% over limit
Discharged 0.053 mg/L against a permitted limit of 0.039 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Copper, total [as Cu]
3% over limit
Discharged 0.04 mg/L against a permitted limit of 0.039 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Copper, total [as Cu]
2% over limit
Discharged 0.055 mg/L against a permitted limit of 0.054 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total [as Cu]
36% over limit
Discharged 0.053 mg/L against a permitted limit of 0.039 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Copper, total [as Cu]
18% over limit
Discharged 0.046 mg/L against a permitted limit of 0.039 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Copper, total [as Cu]
10% over limit
Discharged 0.043 mg/L against a permitted limit of 0.039 mg/L (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)