TOWN OF MARLINTON
NPDES ID: WV0024473
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: 7 effluent violations, 2 reporting violations.
Violations
May 31, 2026
Nitrogen, ammonia total [as N]
17% over limit
Discharged 9.7 mg/L against a permitted limit of 8.3 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
13% over limit
Discharged 7.08239994 kg/d against a permitted limit of 6.26519995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, dry
91% over limit
Discharged 71.4 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
April 30, 2026
BOD, 5 day percent removal, dry
113% over limit
Discharged 68 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, dry
100% over limit
Discharged 70 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
75% over limit
Discharged 10.98679991 kg/d against a permitted limit of 6.26519995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Aluminum, total [as Al]
20% over limit
Discharged 35.9 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2026
Nitrogen, ammonia total [as N]
43% over limit
Discharged 8.94833992 kg/d against a permitted limit of 6.26519995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0.003 MGD (DAILY MX)
DMR, Limited - Overdue
BOD, 5 day percent removal, dry
230% over limit
Discharged 50.5 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
February 28, 2026
Solids, suspended percent removal, dry
119% over limit
Discharged 67.1 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, dry
343% over limit
Discharged 33.6 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1% over limit
Discharged 6.30605995 kg/d against a permitted limit of 6.26519995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Solids, suspended percent removal, dry
72% over limit
Discharged 74.2 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
December 31, 2025
Solids, suspended percent removal, dry
135% over limit
Discharged 64.7 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0.003 MGD (DAILY MX)
DMR, Limited - Overdue
BOD, 5 day percent removal, dry
57% over limit
Discharged 76.4 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Aluminum, total [as Al]
16% over limit
Discharged 34.7 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2025
BOD, 5 day percent removal, dry
19% over limit
Discharged 82.14 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, dry
159% over limit
Discharged 61.1 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
22% over limit
Discharged 27.73939977 kg/d against a permitted limit of 22.69999981 kg/d (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Solids, total suspended
60% over limit
Discharged 48 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
15% over limit
Discharged 26.05959978 kg/d against a permitted limit of 22.69999981 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, dry
193% over limit
Discharged 56 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
September 30, 2025
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0.003 MGD (DAILY MX)
DMR, Limited - Overdue
Solids, suspended percent removal, dry
142% over limit
Discharged 63.7 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
August 31, 2025
Solids, suspended percent removal, dry
464% over limit
Discharged 15.38 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, dry
315% over limit
Discharged 37.7 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
8% over limit
Discharged 24.52053979 kg/d against a permitted limit of 22.69999981 kg/d (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
BOD, 5 day percent removal, dry
19% over limit
Discharged 82.1 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, dry
347% over limit
Discharged 33 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
June 30, 2025
BOD, 5 day percent removal, dry
24% over limit
Discharged 81.35 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0.003 MGD (DAILY MX)
DMR, Limited - 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]
10% over limit
Discharged 33 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4% over limit
Discharged 6.49219995 kg/d against a permitted limit of 6.26519995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, dry
267% over limit
Discharged 45 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
May 31, 2025
Nitrogen, ammonia total [as N]
8% over limit
Discharged 13.52919989 kg/d against a permitted limit of 12.57579989 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
116% over limit
Discharged 13.52919989 kg/d against a permitted limit of 6.26519995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2025
Solids, total suspended
4% over limit
Discharged 23.5943798 kg/d against a permitted limit of 22.69999981 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, dry
295% over limit
Discharged 40.7 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, dry
306% over limit
Discharged 39.1 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
23% over limit
Discharged 28.01179976 kg/d against a permitted limit of 22.69999981 kg/d (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
BOD, 5 day percent removal, dry
467% over limit
Discharged 15 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0.003 MGD (DAILY MX)
DMR, Limited - Overdue
February 28, 2025
BOD, 5-day, 20 deg. C
37% over limit
Discharged 31.02635974 kg/d against a permitted limit of 22.69999981 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, dry
567% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, dry
208% over limit
Discharged 53.8 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Coliform, fecal general
140% over limit
Discharged 961 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
14% over limit
Discharged 14.29645988 kg/d against a permitted limit of 12.57579989 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Coliform, fecal general
381% over limit
Discharged 961 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
128% over limit
Discharged 14.29645988 kg/d against a permitted limit of 6.26519995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
Aluminum, total [as Al]
137% over limit
Discharged 71 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
122% over limit
Discharged 556 mg/L against a permitted limit of 250 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
61% over limit
Discharged 10.07879992 kg/d against a permitted limit of 6.26519995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, dry
413% over limit
Discharged 23 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
40% over limit
Discharged 31.77999973 kg/d against a permitted limit of 22.69999981 kg/d (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Aluminum, total [as Al]
283% over limit
Discharged 115 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0.003 MGD (DAILY MX)
DMR, Limited - Overdue
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
November 30, 2024
Solids, suspended percent removal, dry
456% over limit
Discharged 16.6 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
50% over limit
Discharged 45 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2024
Solids, suspended percent removal, dry
33% over limit
Discharged 80 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
19% over limit
Discharged 27.11287977 kg/d against a permitted limit of 22.69999981 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, dry
567% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
September 30, 2024
Solids, suspended percent removal, dry
453% over limit
Discharged 17 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0.003 MGD (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
50% over limit
Discharged 45 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Flow rate
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
July 31, 2024
Solids, suspended percent removal, dry
241% over limit
Discharged 48.8 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)