NPDES ID: MD3268G04
X — SNC: Effluent violation (non-monthly average limit)
The facility discharged more of a pollutant than its permit allows, measured over a period other than a monthly average.
This quarter: 2 effluent violations.
Violations
May 31, 2026
Nitrogen, total [as N]
12% over limit
Discharged 22.4 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
April 30, 2026
Nitrogen, total [as N]
29% over limit
Discharged 25.7 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
March 31, 2026
Nitrogen, total [as N]
4% over limit
Discharged 20.7 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, total [as N]
64% over limit
Discharged 32.7 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
January 31, 2026
BOD, 5-day, 20 deg. C
70% over limit
Discharged 51 mg/L against a permitted limit of 30 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
75% over limit
Discharged 35 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
December 31, 2025
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (MX MO AV)
DMR, Limited - Overdue
Nitrogen, total [as N]
172% over limit
Discharged 54.3 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (MX MO AV)
DMR, Limited - Overdue
November 30, 2025
Nitrogen, total [as N]
131% over limit
Discharged 46.1 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (MX MO AV)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (MX MO AV)
DMR, Limited - Overdue
October 31, 2025
Nitrogen, total [as N]
125% over limit
Discharged 44.9 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
September 30, 2025
Nitrogen, total [as N]
245% over limit
Discharged 69 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
August 31, 2025
Nitrogen, total [as N]
127% over limit
Discharged 45.3 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
July 31, 2025
Nitrogen, total [as N]
122% over limit
Discharged 44.3 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
June 30, 2025
Nitrogen, total [as N]
2095% over limit
Discharged 439 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
May 31, 2025
Nitrogen, total [as N]
61% over limit
Discharged 32.2 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
April 30, 2025
Nitrogen, total [as N]
63% over limit
Discharged 32.5 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
March 31, 2025
Nitrogen, total [as N]
757% over limit
Discharged 171.4 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
February 28, 2025
Nitrogen, total [as N]
51% over limit
Discharged 30.1 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
January 31, 2025
Nitrogen, total [as N]
83% over limit
Discharged 36.6 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
December 31, 2024
Nitrogen, total [as N]
106% over limit
Discharged 41.2 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
16% over limit
Discharged 11.6 mg/L against a permitted limit of 10 mg/L (MX VALUE)
DMR, Limited - Numeric Violation
November 30, 2024
Nitrogen, total [as N]
554% over limit
Discharged 130.8 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
October 31, 2024
Nitrogen, total [as N]
246% over limit
Discharged 69.1 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
September 30, 2024
Nitrogen, total [as N]
517% over limit
Discharged 123.4 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
August 31, 2024
Nitrogen, total [as N]
269% over limit
Discharged 73.7 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
August 1, 2026 (4 days ago)