NPDES ID: AR0049115
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, 12 reporting violations.
Violations
May 31, 2026
Chlorine, total residual
173% over limit
Discharged 0.03 mg/L against a permitted limit of 0.011 mg/L (INST MAX)
DMR, Limited - Numeric Violation
April 30, 2026
Chlorine, total residual
355% over limit
Discharged 0.05 mg/L against a permitted limit of 0.011 mg/L (INST MAX)
DMR, Limited - Overdue
Chlorine, total residual
355% over limit
Discharged 0.05 mg/L against a permitted limit of 0.011 mg/L (INST MAX)
DMR, Limited - Numeric Violation
Oil & Grease
0% over limit
Discharged 5 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.0288 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 8 mg/L against a permitted limit of 35 mg/L (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 10.2 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Overdue
pH
0% over limit
Discharged 10.2 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.8 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Overdue
Oil & Grease
0% over limit
Discharged 5 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Overdue
Oxygen demand, chem. [low level] [COD]
0% over limit
Discharged 16 mg/L against a permitted limit of 50 mg/L (MO AVG)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.0288 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
Oxygen, dissolved [DO]
0% over limit
Discharged 8.34 mg/L against a permitted limit of 6 mg/L (INST MIN)
DMR, Limited - Overdue
Oxygen demand, chem. [low level] [COD]
0% over limit
Discharged 16 mg/L against a permitted limit of 75 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 8 mg/L against a permitted limit of 52.5 mg/L (DAILY MX)
DMR, Limited - Overdue
March 31, 2026
Chlorine, total residual
82% over limit
Discharged 0.02 mg/L against a permitted limit of 0.011 mg/L (INST MAX)
DMR, Limited - Numeric Violation
January 31, 2026
Oxygen, dissolved [DO]
Limit violation
Discharged 3 mg/L against a permitted limit of 6 mg/L (INST MIN)
DMR, Limited - Numeric Violation
December 31, 2025
pH
0% over limit
Discharged 10.6 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
August 31, 2025
Chlorine, total residual
1173% over limit
Discharged 0.14 mg/L against a permitted limit of 0.011 mg/L (INST MAX)
DMR, Limited - Numeric Violation
June 30, 2025
Oxygen, dissolved [DO]
Limit violation
Discharged 3 mg/L against a permitted limit of 2 mg/L (INST MIN)
DMR, Limited - Numeric Violation
May 31, 2025
Chlorine, total residual
3991% over limit
Discharged 0.45 mg/L against a permitted limit of 0.011 mg/L (INST MAX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (7 hours ago)