NPDES ID: WV0024970
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
May 31, 2026
Nitrogen, ammonia total [as N]
74% over limit
Discharged 17.6 mg/L against a permitted limit of 10.1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2026
Nitrogen, ammonia total [as N]
49% over limit
Discharged 15 mg/L against a permitted limit of 10.1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
Solids, suspended percent removal
167% over limit
Discharged 60 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, ammonia total [as N]
2% over limit
Discharged 20.6 mg/L against a permitted limit of 20.2 mg/L (DAILY MX)
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]
104% over limit
Discharged 20.6 mg/L against a permitted limit of 10.1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Nitrogen, ammonia total [as N]
151% over limit
Discharged 18.1 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
38% over limit
Discharged 7.53639994 kg/d against a permitted limit of 5.44799995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
37% over limit
Discharged 18.1 mg/L against a permitted limit of 13.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2025
Nitrogen, ammonia total [as N]
34% over limit
Discharged 17.7 mg/L against a permitted limit of 13.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
146% over limit
Discharged 17.7 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Nitrogen, ammonia total [as N]
43% over limit
Discharged 18.9 mg/L against a permitted limit of 13.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
163% over limit
Discharged 18.9 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Nitrogen, ammonia total [as N]
149% over limit
Discharged 17.9 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
36% over limit
Discharged 17.9 mg/L against a permitted limit of 13.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2025
Nitrogen, ammonia total [as N]
35% over limit
Discharged 9.7 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Nitrogen, ammonia total [as N]
28% over limit
Discharged 9.2 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Nitrogen, ammonia total [as N]
13% over limit
Discharged 8.1 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Nitrogen, ammonia total [as N]
76% over limit
Discharged 12.7 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Nitrogen, ammonia total [as N]
67% over limit
Discharged 9.07999992 kg/d against a permitted limit of 5.44799995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
204% over limit
Discharged 21.9 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
66% over limit
Discharged 21.9 mg/L against a permitted limit of 13.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2025
Nitrogen, ammonia total [as N]
15% over limit
Discharged 15.2 mg/L against a permitted limit of 13.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
111% over limit
Discharged 15.2 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Nitrogen, ammonia total [as N]
26% over limit
Discharged 9.1 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2025
Nitrogen, ammonia total [as N]
28% over limit
Discharged 9.2 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
Nitrogen, ammonia total [as N]
23% over limit
Discharged 16.2 mg/L against a permitted limit of 13.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2% over limit
Discharged 5.53879995 kg/d against a permitted limit of 5.44799995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
125% over limit
Discharged 16.2 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Nitrogen, ammonia total [as N]
8% over limit
Discharged 5.90199995 kg/d against a permitted limit of 5.44799995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
32% over limit
Discharged 17.4 mg/L against a permitted limit of 13.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
142% over limit
Discharged 17.4 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2024
Nitrogen, ammonia total [as N]
12% over limit
Discharged 14.8 mg/L against a permitted limit of 13.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
106% over limit
Discharged 14.8 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2024
Nitrogen, ammonia total [as N]
72% over limit
Discharged 12.4 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
7% over limit
Discharged 84 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
September 30, 2024
Nitrogen, ammonia total [as N]
36% over limit
Discharged 17.9 mg/L against a permitted limit of 13.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
149% over limit
Discharged 17.9 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2024
Nitrogen, ammonia total [as N]
22% over limit
Discharged 16.1 mg/L against a permitted limit of 13.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
124% over limit
Discharged 16.1 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2024
Nitrogen, ammonia total [as N]
58% over limit
Discharged 11.4 mg/L against a permitted limit of 7.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)