NPDES ID: PA0037290
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: 1 effluent violation.
Violations
April 30, 2026
Nitrite + Nitrate total [as N]
12% over limit
Discharged 11.18 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, ammonia total [as N]
115% over limit
Discharged 12.9 mg/L against a permitted limit of 6 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Nitrite + Nitrate total [as N]
21% over limit
Discharged 12.14 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
98% over limit
Discharged 11.9 mg/L against a permitted limit of 6 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
Nitrite + Nitrate total [as N]
23% over limit
Discharged 12.3 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Nitrite + Nitrate total [as N]
94% over limit
Discharged 19.4 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)