NPDES ID: CTSIU0071
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: 3 effluent violations, 2 single-event violations.
Violations
June 30, 2026
BOD, 5-day, 20 deg. C
27% over limit
Discharged 760 mg/L against a permitted limit of 600 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Chemical Oxygen Demand [COD]
50% over limit
Discharged 1800 mg/L against a permitted limit of 1200 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
67% over limit
Discharged 1000 mg/L against a permitted limit of 600 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2026
BOD, 5-day, 20 deg. C
133% over limit
Discharged 1400 mg/L against a permitted limit of 600 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrite + Nitrate total [as N]
113% over limit
Discharged 85 mg/L against a permitted limit of 40 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
367% over limit
Discharged 2800 mg/L against a permitted limit of 600 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Chemical Oxygen Demand [COD]
142% over limit
Discharged 2900 mg/L against a permitted limit of 1200 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, Kjeldahl, total [as N]
110% over limit
Discharged 84 mg/L against a permitted limit of 40 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2025
pH, maximum
0% over limit
Discharged 12.33 SU against a permitted limit of 12 SU (INST MAX)
DMR, Limited - Numeric Violation
pH, minimum
0% over limit
Discharged 4.06 SU against a permitted limit of 5 SU (INST MIN)
DMR, Limited - Numeric Violation
September 30, 2025
pH, minimum
0% over limit
Discharged 4.4 SU against a permitted limit of 5 SU (INST MIN)
DMR, Limited - Numeric Violation
June 30, 2025
Chemical Oxygen Demand [COD]
8% over limit
Discharged 1300 mg/L against a permitted limit of 1200 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
pH, maximum
0% over limit
Discharged 12.13 SU against a permitted limit of 12 SU (INST MAX)
DMR, Limited - Numeric Violation
pH, minimum
0% over limit
Discharged 3.74 SU against a permitted limit of 5 SU (INST MIN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
7% over limit
Discharged 640 mg/L against a permitted limit of 600 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2025
pH
0% over limit
Discharged 4.45 SU against a permitted limit of 5 SU (INST MIN)
DMR, Limited - Numeric Violation
pH, minimum
0% over limit
Discharged 4 SU against a permitted limit of 5 SU (INST MIN)
DMR, Limited - Numeric Violation
December 31, 2024
Flow
118% over limit
Discharged 0.162782 MGD against a permitted limit of 0.07465 MGD (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (8 hours ago)