NPDES ID: VA0089206
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: 4 effluent violations.
Violations
May 31, 2026
Copper, total recoverable
42% over limit
Discharged 0.017 mg/L against a permitted limit of 0.012 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
April 30, 2026
Solids, total suspended
133% over limit
Discharged 70 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
105% over limit
Discharged 2.46 mg/L against a permitted limit of 1.2 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
6% over limit
Discharged 0.9 mg/L against a permitted limit of 0.85 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
Nitrogen, ammonia total [as N]
3959% over limit
Discharged 34.5 mg/L against a permitted limit of 0.85 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
20% over limit
Discharged 18 mg/L against a permitted limit of 15 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
3325% over limit
Discharged 41.1 mg/L against a permitted limit of 1.2 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
February 28, 2026
BOD, carbonaceous [5 day, 20 C]
47% over limit
Discharged 22 mg/L against a permitted limit of 15 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Copper, total recoverable
25% over limit
Discharged 0.015 mg/L against a permitted limit of 0.012 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
40% over limit
Discharged 14 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
92% over limit
Discharged 0.023 mg/L against a permitted limit of 0.012 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1281% over limit
Discharged 11.74 mg/L against a permitted limit of 0.85 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2042% over limit
Discharged 25.7 mg/L against a permitted limit of 1.2 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
January 31, 2026
BOD, carbonaceous [5 day, 20 C]
70% over limit
Discharged 17 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
150% over limit
Discharged 0.03 mg/L against a permitted limit of 0.012 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
10% over limit
Discharged 22 mg/L against a permitted limit of 20 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
100% over limit
Discharged 0.024 mg/L against a permitted limit of 0.012 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
133% over limit
Discharged 35 mg/L against a permitted limit of 15 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
30% over limit
Discharged 39 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Zinc, total recoverable
21% over limit
Discharged 0.12100001 mg/L against a permitted limit of 0.1 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
December 31, 2025
Copper, total recoverable
133% over limit
Discharged 0.028 mg/L against a permitted limit of 0.012 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
183% over limit
Discharged 0.034 mg/L against a permitted limit of 0.012 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
October 31, 2025
Copper, total recoverable
92% over limit
Discharged 0.023 mg/L against a permitted limit of 0.012 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Copper, total recoverable
50% over limit
Discharged 0.018 mg/L against a permitted limit of 0.012 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Copper, total recoverable
25% over limit
Discharged 0.015 mg/L against a permitted limit of 0.012 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
April 30, 2025
Nitrogen, ammonia total [as N]
700% over limit
Discharged 6.8 mg/L against a permitted limit of 0.85 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1508% over limit
Discharged 19.3 mg/L against a permitted limit of 1.2 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Nitrogen, ammonia total [as N]
215% over limit
Discharged 2.68 mg/L against a permitted limit of 0.85 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
273% over limit
Discharged 4.48 mg/L against a permitted limit of 1.2 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
September 30, 2024
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.62 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.9 mg/L (WKLY AVG)
DMR, Limited - Overdue
August 31, 2024
Nitrogen, ammonia total [as N]
139% over limit
Discharged 1.1 mg/L against a permitted limit of 0.46 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
6% over limit
Discharged 0.34 mg/L against a permitted limit of 0.32 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2024
Copper, total recoverable
8% over limit
Discharged 0.013 mg/L against a permitted limit of 0.012 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
8% over limit
Discharged 0.013 mg/L against a permitted limit of 0.012 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)