MATEWAN TOWN OF
NPDES ID: WV0024783
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
This quarter: 15 effluent violations.
Violations
May 31, 2026
Aluminum, total recoverable
28% over limit
Discharged 0.77 mg/L against a permitted limit of 0.6 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
40% over limit
Discharged 79 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
67% over limit
Discharged 75 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
30% over limit
Discharged 19.52199984 kg/d against a permitted limit of 14.98199987 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
45% over limit
Discharged 16.5 mg/L against a permitted limit of 11.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2026
Solids, suspended percent removal
313% over limit
Discharged 38 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
13% over limit
Discharged 34 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Aluminum, total recoverable
20% over limit
Discharged 0.72 mg/L against a permitted limit of 0.6 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
113% over limit
Discharged 68 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
69% over limit
Discharged 67.64599943 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
Coliform, fecal general
505% over limit
Discharged 2420 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
55% over limit
Discharged 23.15399981 kg/d against a permitted limit of 14.98199987 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
40% over limit
Discharged 79 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
60% over limit
Discharged 18.2 mg/L against a permitted limit of 11.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
20% over limit
Discharged 82 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
February 28, 2026
BOD, 5-day, 20 deg. C
88% over limit
Discharged 113 mg/L against a permitted limit of 60 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
277% over limit
Discharged 113 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
257% over limit
Discharged 142.5559988 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
19% over limit
Discharged 47.6699996 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
79% over limit
Discharged 142.5559988 kg/d against a permitted limit of 79.44999933 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
360% over limit
Discharged 31 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
400% over limit
Discharged 25 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Flow rate
10% over limit
Discharged 0.055 MGD against a permitted limit of 0.05 MGD (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
27% over limit
Discharged 38 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
BOD, 5-day, 20 deg. C
13% over limit
Discharged 34 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
47% over limit
Discharged 78 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
22% over limit
Discharged 48.57799959 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
130% over limit
Discharged 34.50399971 kg/d against a permitted limit of 14.98199987 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Flow rate
10% over limit
Discharged 0.055 MGD against a permitted limit of 0.05 MGD (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
112% over limit
Discharged 24.2 mg/L against a permitted limit of 11.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
6% over limit
Discharged 24.2 mg/L against a permitted limit of 22.9 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
15% over limit
Discharged 34.50399971 kg/d against a permitted limit of 29.96399975 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2025
Nitrogen, ammonia total [as N]
77% over limit
Discharged 20.2 mg/L against a permitted limit of 11.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
40% over limit
Discharged 79 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
47% over limit
Discharged 58.56599951 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
133% over limit
Discharged 65 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
88% over limit
Discharged 28.14799976 kg/d against a permitted limit of 14.98199987 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
40% over limit
Discharged 42 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2025
BOD, 5-day, 20 deg. C
7% over limit
Discharged 32 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
97% over limit
Discharged 29.50999975 kg/d against a permitted limit of 14.98199987 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
13% over limit
Discharged 25.9 mg/L against a permitted limit of 22.9 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
33% over limit
Discharged 80 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
140% over limit
Discharged 64 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
127% over limit
Discharged 25.9 mg/L against a permitted limit of 11.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Aluminum, total recoverable
145% over limit
Discharged 1.47 mg/L against a permitted limit of 0.6 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
6% over limit
Discharged 24.2 mg/L against a permitted limit of 22.9 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Aluminum, total recoverable
21% over limit
Discharged 1.47 mg/L against a permitted limit of 1.21 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
100% over limit
Discharged 70 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
112% over limit
Discharged 24.2 mg/L against a permitted limit of 11.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
7% over limit
Discharged 32 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
70% over limit
Discharged 25.42399979 kg/d against a permitted limit of 14.98199987 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
93% over limit
Discharged 71 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
September 30, 2025
Nitrogen, ammonia total [as N]
98% over limit
Discharged 22.6 mg/L against a permitted limit of 11.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
3% over limit
Discharged 31 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
1% over limit
Discharged 40.40599966 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
33% over limit
Discharged 80 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
97% over limit
Discharged 29.50999975 kg/d against a permitted limit of 14.98199987 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
120% over limit
Discharged 67 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
August 31, 2025
Solids, suspended percent removal
7% over limit
Discharged 84 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
10% over limit
Discharged 33 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
140% over limit
Discharged 64 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
52% over limit
Discharged 60.83599949 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
69% over limit
Discharged 19.3 mg/L against a permitted limit of 11.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
52% over limit
Discharged 22.69999981 kg/d against a permitted limit of 14.98199987 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
73% over limit
Discharged 52 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
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, 20 deg. C
3% over limit
Discharged 41.31399965 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
20% over limit
Discharged 36 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
213% over limit
Discharged 53 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
June 30, 2025
BOD, 5-day, percent removal
133% over limit
Discharged 65 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
67% over limit
Discharged 75 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
13% over limit
Discharged 34 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
18% over limit
Discharged 47.2159996 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
22% over limit
Discharged 48.57799959 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
17% over limit
Discharged 35 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
BOD, 5-day, 20 deg. C
7% over limit
Discharged 32 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
140% over limit
Discharged 64 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
227% over limit
Discharged 51 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
27% over limit
Discharged 38 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2025
Solids, total suspended
57% over limit
Discharged 47 mg/L against a permitted limit of 30 mg/L (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
BOD, 5-day, 20 deg. C
13% over limit
Discharged 34 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
33% over limit
Discharged 53.11799955 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
513% over limit
Discharged 8 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
March 31, 2025
Solids, total suspended
8% over limit
Discharged 43.12999964 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
27% over limit
Discharged 38 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
173% over limit
Discharged 59 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
107% over limit
Discharged 69 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
17% over limit
Discharged 35 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2025
Solids, suspended percent removal
220% over limit
Discharged 52 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
313% over limit
Discharged 38 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Flow rate
20% over limit
Discharged 0.06 MGD against a permitted limit of 0.05 MGD (DAILY MX)
DMR, Limited - Numeric Violation
January 31, 2025
Solids, suspended percent removal
80% over limit
Discharged 73 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Flow rate
50% over limit
Discharged 0.075 MGD against a permitted limit of 0.05 MGD (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
120% over limit
Discharged 67 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
December 31, 2024
Flow rate
10% over limit
Discharged 0.055 MGD against a permitted limit of 0.05 MGD (DAILY MX)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
47% over limit
Discharged 78 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
November 30, 2024
BOD, 5-day, percent removal
563% over limit
Discharged 0.5 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
91% over limit
Discharged 152.08999872 kg/d against a permitted limit of 79.44999933 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
317% over limit
Discharged 125 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
108% over limit
Discharged 125 mg/L against a permitted limit of 60 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
13% over limit
Discharged 83 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
281% over limit
Discharged 152.08999872 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2024
Solids, total suspended
5% over limit
Discharged 41.76799965 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
7% over limit
Discharged 32 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
100% over limit
Discharged 70 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
13% over limit
Discharged 34 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
100% over limit
Discharged 70 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
September 30, 2024
BOD, 5-day, percent removal
33% over limit
Discharged 80 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
August 31, 2024
Solids, suspended percent removal
47% over limit
Discharged 78 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
47% over limit
Discharged 78 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
5% over limit
Discharged 12 mg/L against a permitted limit of 11.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
August 1, 2026 (4 days ago)