NPDES ID: VA0020842
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
Nitrogen, ammonia total [as N]
218% over limit
Discharged 35 mg/L against a permitted limit of 11 mg/L (MO MAX)
DMR, Limited - Numeric Violation
February 28, 2026
BOD, 5-day, 20 deg. C
40% over limit
Discharged 1.05000005 kg/d against a permitted limit of 0.75000004 kg/d (MO MAX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
37% over limit
Discharged 0.68600003 kg/d against a permitted limit of 0.50000002 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
149% over limit
Discharged 27.4 mg/L against a permitted limit of 11 mg/L (MO MAX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
108% over limit
Discharged 75 mg/L against a permitted limit of 36 mg/L (MO MAX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
123% over limit
Discharged 24.5 mg/L against a permitted limit of 11 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
104% over limit
Discharged 49 mg/L against a permitted limit of 24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Chlorine, total residual
95% over limit
Discharged 0.03 mg/L against a permitted limit of 0.6 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
December 31, 2025
Nitrogen, ammonia total [as N]
52% over limit
Discharged 16.7 mg/L against a permitted limit of 11 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
52% over limit
Discharged 16.7 mg/L against a permitted limit of 11 mg/L (MO MAX)
DMR, Limited - Numeric Violation
August 31, 2025
Chlorine, total residual
33% over limit
Discharged 0.4 mg/L against a permitted limit of 0.6 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
May 31, 2025
Chlorine, total residual
17% over limit
Discharged 0.5 mg/L against a permitted limit of 0.6 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 5.9 SU against a permitted limit of 6 SU (INST MIN)
DMR, Limited - Numeric Violation
April 30, 2025
pH
0% over limit
Discharged 5.8 SU against a permitted limit of 6 SU (INST MIN)
DMR, Limited - Numeric Violation
Chlorine, total residual
18991% over limit
Discharged 2.1000001 mg/L against a permitted limit of 0.011 mg/L (MO MAX)
DMR, Limited - Numeric Violation
Chlorine, total residual
17% over limit
Discharged 0.5 mg/L against a permitted limit of 0.6 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Chlorine, total residual
964% over limit
Discharged 0.1 mg/L against a permitted limit of 0.0094 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
BOD, 5-day, 20 deg. C
96% over limit
Discharged 47 mg/L against a permitted limit of 24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
31% over limit
Discharged 47 mg/L against a permitted limit of 36 mg/L (MO MAX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
73% over limit
Discharged 19 mg/L against a permitted limit of 11 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
32% over limit
Discharged 0.65800003 kg/d against a permitted limit of 0.50000002 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
73% over limit
Discharged 19 mg/L against a permitted limit of 11 mg/L (MO MAX)
DMR, Limited - Numeric Violation
December 31, 2024
BOD, 5-day, 20 deg. C
29% over limit
Discharged 0.96700005 kg/d against a permitted limit of 0.75000004 kg/d (MO MAX)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
147% over limit
Discharged 63 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
97% over limit
Discharged 71 mg/L against a permitted limit of 36 mg/L (MO MAX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
93% over limit
Discharged 0.96700005 kg/d against a permitted limit of 0.50000002 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, percent removal [total]
887% over limit
Discharged -48 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
196% over limit
Discharged 71 mg/L against a permitted limit of 24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2024
BOD, 5-day, 20 deg. C
150% over limit
Discharged 60 mg/L against a permitted limit of 24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
64% over limit
Discharged 0.81800004 kg/d against a permitted limit of 0.50000002 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
9% over limit
Discharged 0.81800004 kg/d against a permitted limit of 0.75000004 kg/d (MO MAX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
67% over limit
Discharged 60 mg/L against a permitted limit of 36 mg/L (MO MAX)
DMR, Limited - Numeric Violation
August 31, 2024
BOD, 5-day, 20 deg. C
3% over limit
Discharged 37 mg/L against a permitted limit of 36 mg/L (MO MAX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
54% over limit
Discharged 37 mg/L against a permitted limit of 24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
1% over limit
Discharged 0.50400002 kg/d against a permitted limit of 0.50000002 kg/d (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)