NPDES ID: WV0020338
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
This quarter: 6 effluent violations.
Violations
May 31, 2026
Zinc, total recoverable
23% over limit
Discharged 0.053 mg/L against a permitted limit of 0.043 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
580% over limit
Discharged 0.034 mg/L against a permitted limit of 0.005 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
240% over limit
Discharged 0.034 mg/L against a permitted limit of 0.01 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2026
Copper, total recoverable
116% over limit
Discharged 0.0216 mg/L against a permitted limit of 0.01 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
332% over limit
Discharged 0.0216 mg/L against a permitted limit of 0.005 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Zinc, total recoverable
33% over limit
Discharged 0.057 mg/L against a permitted limit of 0.043 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
Copper, total recoverable
116% over limit
Discharged 0.0216 mg/L against a permitted limit of 0.01 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
332% over limit
Discharged 0.0216 mg/L against a permitted limit of 0.005 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Zinc, total recoverable
33% over limit
Discharged 0.057 mg/L against a permitted limit of 0.043 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Zinc, total recoverable
2% over limit
Discharged 0.044 mg/L against a permitted limit of 0.043 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
60% over limit
Discharged 0.016 mg/L against a permitted limit of 0.01 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
220% over limit
Discharged 0.016 mg/L against a permitted limit of 0.005 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Copper, total recoverable
320% over limit
Discharged 0.021 mg/L against a permitted limit of 0.005 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Zinc, total recoverable
19% over limit
Discharged 0.051 mg/L against a permitted limit of 0.043 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
110% over limit
Discharged 0.021 mg/L against a permitted limit of 0.01 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2025
Copper, total recoverable
280% over limit
Discharged 0.019 mg/L against a permitted limit of 0.005 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
90% over limit
Discharged 0.019 mg/L against a permitted limit of 0.01 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Zinc, total recoverable
67% over limit
Discharged 0.072 mg/L against a permitted limit of 0.043 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.005 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.01 mg/L (DAILY MX)
DMR, Limited - Overdue
Coliform, fecal general
110% over limit
Discharged 840 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Zinc, total recoverable
25% over limit
Discharged 0.0536 mg/L against a permitted limit of 0.043 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Copper, total recoverable
114% over limit
Discharged 0.015 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
7% over limit
Discharged 0.015 mg/L against a permitted limit of 0.014 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2025
Copper, total recoverable
14% over limit
Discharged 0.016 mg/L against a permitted limit of 0.014 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
129% over limit
Discharged 0.016 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Copper, total recoverable
29% over limit
Discharged 0.009 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Copper, total recoverable
57% over limit
Discharged 0.011 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Copper, total recoverable
14% over limit
Discharged 0.008 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Copper, total [as Cu]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.05 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 3 mg/L against a permitted limit of 60 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
14% over limit
Discharged 0.008 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
14% over limit
Discharged 0.008 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)
DMR, Monitor Only - Overdue
BOD, 5-day, percent removal
0% over limit
Discharged 98 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 10 SU (INST MAX)
DMR, Limited - Overdue
Copper, total [as Cu]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (MO AVG)
DMR, Monitor Only - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 2.58779998 kg/d against a permitted limit of 18.93179984 kg/d (MO AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0.5 mg/L against a permitted limit of 4 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total [as Cu]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)
DMR, Monitor Only - Overdue
Aluminum, total [as Al]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (MO AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Lead, total [as Pb]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)
DMR, Monitor Only - Overdue
Zinc, total [as Zn]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (MO AVG)
DMR, Monitor Only - Overdue
Coliform, fecal general
0% over limit
Discharged 4 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 3 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Overdue
Coliform, fecal general
0% over limit
Discharged 4 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (MO AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 2.26999998 kg/d against a permitted limit of 56.74999952 kg/d (MO AVG)
DMR, Limited - Overdue
Lead, total [as Pb]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.003 mg/L (DAILY MX)
DMR, Limited - Overdue
Zinc, total recoverable
0% over limit
Discharged 0.0324 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Aluminum, total [as Al]
0% over limit
Discharged 0 mg/L against a permitted limit of 6 mg/L (DAILY MX)
DMR, Limited - Overdue
Oxygen, dissolved [DO]
0% over limit
Discharged 8 mg/L against a permitted limit of 6 mg/L (INST MIN)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0.5 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0.4086 kg/d against a permitted limit of 7.58179994 kg/d (DAILY MX)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 3 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 5 SU (INST MIN)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 2.26999998 kg/d against a permitted limit of 113.49999905 kg/d (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0.008 mg/L against a permitted limit of 0.014 mg/L (DAILY MX)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 2.58779998 kg/d against a permitted limit of 37.86359968 kg/d (DAILY MX)
DMR, Limited - Overdue
Aluminum, total [as Al]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Zinc, total [as Zn]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.025 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Zinc, total [as Zn]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)
DMR, Monitor Only - Overdue
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0.03 MGD (DAILY MX)
DMR, Limited - Overdue
Aluminum, total recoverable
0% over limit
Discharged 0.0199 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.391 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
Iron, total [as Fe]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Iron, total [as Fe]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0.4086 kg/d against a permitted limit of 3.76819997 kg/d (MO AVG)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 3 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7 SU against a permitted limit of 9 SU (INST MAX)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.174 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Iron, total [as Fe]
0% over limit
Discharged 0 mg/L against a permitted limit of 1 mg/L (DAILY MX)
DMR, Limited - Overdue
Lead, total [as Pb]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (MO AVG)
DMR, Monitor Only - Overdue
Zinc, total recoverable
0% over limit
Discharged 0.0324 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 7 SU against a permitted limit of 6 SU (INST MIN)
DMR, Limited - Overdue
Zinc, total [as Zn]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Aluminum, total recoverable
0% over limit
Discharged 0.0199 mg/L against a permitted limit of 0.143 mg/L (DAILY MX)
DMR, Limited - Overdue
Iron, total [as Fe]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (MO AVG)
DMR, Monitor Only - Overdue
Lead, total [as Pb]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Solids, suspended percent removal
0% over limit
Discharged 98 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Copper, total [as Cu]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Aluminum, total [as Al]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)
DMR, Monitor Only - Overdue
April 30, 2025
Copper, total recoverable
7% over limit
Discharged 0.015 mg/L against a permitted limit of 0.014 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
114% over limit
Discharged 0.015 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Copper, total recoverable
150% over limit
Discharged 0.035 mg/L against a permitted limit of 0.014 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
400% over limit
Discharged 0.035 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2025
Copper, total recoverable
31% over limit
Discharged 0.0184 mg/L against a permitted limit of 0.014 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
163% over limit
Discharged 0.0184 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
Copper, total recoverable
129% over limit
Discharged 0.016 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
43% over limit
Discharged 0.02 mg/L against a permitted limit of 0.014 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2024
Copper, total recoverable
457% over limit
Discharged 0.039 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
179% over limit
Discharged 0.039 mg/L against a permitted limit of 0.014 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2024
Copper, total recoverable
43% over limit
Discharged 0.01 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
27% over limit
Discharged 508 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2024
Copper, total recoverable
29% over limit
Discharged 0.009 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2024
Copper, total recoverable
43% over limit
Discharged 0.01 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2024
Coliform, fecal general
85% over limit
Discharged 740 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
43% over limit
Discharged 0.01 mg/L against a permitted limit of 0.007 mg/L (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)