NPDES ID: WV0103161
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
April 30, 2026
Copper, total recoverable
300% over limit
Discharged 0.04 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
100% over limit
Discharged 0.04 mg/L against a permitted limit of 0.02 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, ammonia total [as N]
67% over limit
Discharged 2.26999998 kg/d against a permitted limit of 1.36199999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
69% over limit
Discharged 5.9 mg/L against a permitted limit of 3.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Copper, total recoverable
100% over limit
Discharged 0.02 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Copper, total recoverable
100% over limit
Discharged 0.02 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2025
Copper, total recoverable
50% over limit
Discharged 0.03 mg/L against a permitted limit of 0.02 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
200% over limit
Discharged 0.03 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Copper, total recoverable
100% over limit
Discharged 0.02 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Chlorine, total residual
Limit violation
Discharged 0.22 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 0.22 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
100% over limit
Discharged 0.02 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
20% over limit
Discharged 0.114 MGD against a permitted limit of 0.095 MGD (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
BOD, 5-day, percent removal
20% over limit
Discharged 82 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Copper, total recoverable
400% over limit
Discharged 0.05 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
160% over limit
Discharged 13 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1.29 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
33% over limit
Discharged 40 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1050% over limit
Discharged 10.44199991 kg/d against a permitted limit of 0.90799999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
154% over limit
Discharged 27.69399977 kg/d against a permitted limit of 10.89599991 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
475% over limit
Discharged 10.44199991 kg/d against a permitted limit of 1.81599998 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1.29 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
432% over limit
Discharged 13.3 mg/L against a permitted limit of 2.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
150% over limit
Discharged 0.05 mg/L against a permitted limit of 0.02 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
6% over limit
Discharged 7.71799994 kg/d against a permitted limit of 7.26399994 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
27% over limit
Discharged 27.69399977 kg/d against a permitted limit of 21.79199982 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
95% over limit
Discharged 0.185 MGD against a permitted limit of 0.095 MGD (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
567% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
May 31, 2025
Copper, total recoverable
500% over limit
Discharged 0.06 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
200% over limit
Discharged 0.06 mg/L against a permitted limit of 0.02 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
432% over limit
Discharged 13.3 mg/L against a permitted limit of 2.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
160% over limit
Discharged 13 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
102% over limit
Discharged 44.03799963 kg/d against a permitted limit of 21.79199982 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
83% over limit
Discharged 55 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
76% over limit
Discharged 0.167 MGD against a permitted limit of 0.095 MGD (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
475% over limit
Discharged 10.44199991 kg/d against a permitted limit of 1.81599998 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1.8 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1.8 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
304% over limit
Discharged 44.03799963 kg/d against a permitted limit of 10.89599991 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
48% over limit
Discharged 3.15 mg/L against a permitted limit of 6 mg/L (INST MIN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
69% over limit
Discharged 12.2579999 kg/d against a permitted limit of 7.26399994 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1050% over limit
Discharged 10.44199991 kg/d against a permitted limit of 0.90799999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
113% over limit
Discharged 68 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
27% over limit
Discharged 81 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
April 30, 2025
Nitrogen, ammonia total [as N]
106% over limit
Discharged 14.4 mg/L against a permitted limit of 7 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
311% over limit
Discharged 14.4 mg/L against a permitted limit of 3.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
67% over limit
Discharged 4.53999996 kg/d against a permitted limit of 2.72399998 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
233% over limit
Discharged 4.53999996 kg/d against a permitted limit of 1.36199999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
12% over limit
Discharged 0.106 MGD against a permitted limit of 0.095 MGD (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
100% over limit
Discharged 0.02 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Copper, total recoverable
3700% over limit
Discharged 0.38 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
1800% over limit
Discharged 0.38 mg/L against a permitted limit of 0.02 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
229% over limit
Discharged 11.5 mg/L against a permitted limit of 3.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
71% over limit
Discharged 12 mg/L against a permitted limit of 7 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2025
Copper, total recoverable
200% over limit
Discharged 0.03 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
151% over limit
Discharged 8.8 mg/L against a permitted limit of 3.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
50% over limit
Discharged 0.03 mg/L against a permitted limit of 0.02 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
29% over limit
Discharged 9 mg/L against a permitted limit of 7 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
January 31, 2025
Copper, total recoverable
50% over limit
Discharged 0.03 mg/L against a permitted limit of 0.02 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
843% over limit
Discharged 33 mg/L against a permitted limit of 3.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
100% over limit
Discharged 5.44799995 kg/d against a permitted limit of 2.72399998 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
400% over limit
Discharged 35 mg/L against a permitted limit of 7 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
200% over limit
Discharged 0.03 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
267% over limit
Discharged 4.99399996 kg/d against a permitted limit of 1.36199999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Nitrogen, ammonia total [as N]
43% over limit
Discharged 10 mg/L against a permitted limit of 7 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
194% over limit
Discharged 10.3 mg/L against a permitted limit of 3.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
133% over limit
Discharged 3.17799997 kg/d against a permitted limit of 1.36199999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
1700% over limit
Discharged 0.18 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
800% over limit
Discharged 0.18 mg/L against a permitted limit of 0.02 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
17% over limit
Discharged 3.17799997 kg/d against a permitted limit of 2.72399998 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)