NPDES ID: MD0053082
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: 4 effluent violations.
Violations
April 30, 2026
Solids, total suspended
22% over limit
Discharged 17.20659986 kg/d against a permitted limit of 14.07399988 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
109% over limit
Discharged 41.7 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
17% over limit
Discharged 11.16839991 kg/d against a permitted limit of 9.53399992 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
104% over limit
Discharged 61.3 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
March 31, 2026
Solids, total suspended
260% over limit
Discharged 50.66639957 kg/d against a permitted limit of 14.07399988 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
49% over limit
Discharged 14.21019988 kg/d against a permitted limit of 9.53399992 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
183% over limit
Discharged 26.96759977 kg/d against a permitted limit of 9.53399992 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
E. coli
86% over limit
Discharged 234 MPN/100mL against a permitted limit of 126 MPN/100mL (MX MO GMN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
139% over limit
Discharged 47.8 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
470% over limit
Discharged 171 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
367% over limit
Discharged 93.3 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
323% over limit
Discharged 127 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
167% over limit
Discharged 37.63659968 kg/d against a permitted limit of 14.07399988 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
February 28, 2026
Solids, total suspended
223% over limit
Discharged 97 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
204% over limit
Discharged 60.8 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
49% over limit
Discharged 44.6 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
50% over limit
Discharged 2.45159998 kg/d against a permitted limit of 1.63439999 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
87% over limit
Discharged 26.28659978 kg/d against a permitted limit of 14.07399988 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
35% over limit
Discharged 14.9 mg/L against a permitted limit of 11 mg/L (MX DA AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
129% over limit
Discharged 7.8 mg/L against a permitted limit of 3.4 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
59% over limit
Discharged 31.7 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
2% over limit
Discharged 9.76099992 kg/d against a permitted limit of 9.53399992 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
95% over limit
Discharged 18.61399984 kg/d against a permitted limit of 9.53399992 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
January 31, 2026
Nitrogen, ammonia total [as N]
72% over limit
Discharged 2.81479998 kg/d against a permitted limit of 1.63439999 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
13% over limit
Discharged 12.4 mg/L against a permitted limit of 11 mg/L (MX DA AV)
DMR, Limited - Numeric Violation
Solids, total suspended
93% over limit
Discharged 58 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
90% over limit
Discharged 38 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
13% over limit
Discharged 10.80519991 kg/d against a permitted limit of 9.53399992 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
194% over limit
Discharged 10 mg/L against a permitted limit of 3.4 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
13% over limit
Discharged 15.93539987 kg/d against a permitted limit of 14.07399988 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
December 31, 2025
Nitrogen, ammonia total [as N]
203% over limit
Discharged 4.95313996 kg/d against a permitted limit of 1.63439999 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
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
Flow, total
0% over limit
Discharged 2.303 MGD against a permitted limit of 0 MGD (TOTAL)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0.3576 kg/d against a permitted limit of 0 kg/d (MO TOTAL)
DMR, Monitor Only - Overdue
Solids, total suspended
45% over limit
Discharged 20.33919983 kg/d against a permitted limit of 14.07399988 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
60% over limit
Discharged 32 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.112 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
E. coli
1% over limit
Discharged 127 MPN/100mL against a permitted limit of 126 MPN/100mL (MX MO GMN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
379% over limit
Discharged 16.3 mg/L against a permitted limit of 3.4 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.065 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0.062 kg/d against a permitted limit of 0 kg/d (CUM TOTL)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
82% over limit
Discharged 20 mg/L against a permitted limit of 11 mg/L (MX DA AV)
DMR, Limited - Numeric Violation
November 30, 2025
Nitrogen, ammonia total [as N]
82% over limit
Discharged 20 mg/L against a permitted limit of 11 mg/L (MX DA AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
15% over limit
Discharged 23 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
136% over limit
Discharged 3.85899997 kg/d against a permitted limit of 1.63439999 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
77% over limit
Discharged 53 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
388% over limit
Discharged 16.6 mg/L against a permitted limit of 3.4 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
October 31, 2025
Oxygen, dissolved [DO]
4% over limit
Discharged 4.8 mg/L against a permitted limit of 5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Solids, total suspended
25% over limit
Discharged 25 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
285% over limit
Discharged 3.49579997 kg/d against a permitted limit of 0.90799999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
57% over limit
Discharged 47 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
100% over limit
Discharged 26 mg/L against a permitted limit of 13 mg/L (MX DA AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
630% over limit
Discharged 14.6 mg/L against a permitted limit of 2 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
September 30, 2025
Nitrogen, ammonia total [as N]
108% over limit
Discharged 27 mg/L against a permitted limit of 13 mg/L (MX DA AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
260% over limit
Discharged 3.26879997 kg/d against a permitted limit of 0.90799999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
735% over limit
Discharged 16.7 mg/L against a permitted limit of 2 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
150% over limit
Discharged 75 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
E. coli
17% over limit
Discharged 148 MPN/100mL against a permitted limit of 126 MPN/100mL (MX MO GMN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
5% over limit
Discharged 21 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
August 31, 2025
Nitrogen, ammonia total [as N]
250% over limit
Discharged 7 mg/L against a permitted limit of 2 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
65% over limit
Discharged 1.49819999 kg/d against a permitted limit of 0.90799999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Nitrogen, ammonia total [as N]
90% over limit
Discharged 3.8 mg/L against a permitted limit of 2 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
June 30, 2025
Solids, total suspended
180% over limit
Discharged 84 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
50% over limit
Discharged 30 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
61% over limit
Discharged 22.69999981 kg/d against a permitted limit of 14.07399988 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
May 31, 2025
Solids, total suspended
17% over limit
Discharged 35 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
E. coli
86% over limit
Discharged 234 MPN/100mL against a permitted limit of 126 MPN/100mL (MX MO GMN)
DMR, Limited - Numeric Violation
March 31, 2025
Solids, total suspended
10% over limit
Discharged 22 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
13% over limit
Discharged 34 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
17% over limit
Discharged 35 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
February 28, 2025
BOD, 5-day, 20 deg. C
95% over limit
Discharged 39 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
15% over limit
Discharged 23 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
10% over limit
Discharged 33 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
5% over limit
Discharged 9.98799992 kg/d against a permitted limit of 9.53399992 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
E. coli
1728% over limit
Discharged 2303 MPN/100mL against a permitted limit of 126 MPN/100mL (MX MO GMN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
67% over limit
Discharged 50 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
January 31, 2025
Nitrogen, ammonia total [as N]
33% over limit
Discharged 2.17919998 kg/d against a permitted limit of 1.63439999 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
Solids, total suspended
19% over limit
Discharged 11.3499999 kg/d against a permitted limit of 9.53399992 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
140% over limit
Discharged 48 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
E. coli
1113% over limit
Discharged 1529 MPN/100mL against a permitted limit of 126 MPN/100mL (MX MO GMN)
DMR, Limited - Numeric Violation
Solids, total suspended
70% over limit
Discharged 34 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
121% over limit
Discharged 7.5 mg/L against a permitted limit of 3.4 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
55% over limit
Discharged 21.79199982 kg/d against a permitted limit of 14.07399988 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
73% over limit
Discharged 19 mg/L against a permitted limit of 11 mg/L (MX DA AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
107% over limit
Discharged 62 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
33% over limit
Discharged 40 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
71% over limit
Discharged 16.34399986 kg/d against a permitted limit of 9.53399992 kg/d (MX MO AV)
DMR, Limited - Numeric Violation
December 31, 2024
Solids, total suspended
39% over limit
Discharged 19.52199984 kg/d against a permitted limit of 14.07399988 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
25% over limit
Discharged 25 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
27% over limit
Discharged 14 mg/L against a permitted limit of 11 mg/L (MX DA AV)
DMR, Limited - Numeric Violation
Solids, total suspended
50% over limit
Discharged 30 mg/L against a permitted limit of 20 mg/L (MX MO AV)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
107% over limit
Discharged 62 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
93% over limit
Discharged 58 mg/L against a permitted limit of 30 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
E. coli
487% over limit
Discharged 739 MPN/100mL against a permitted limit of 126 MPN/100mL (MX MO GMN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
29% over limit
Discharged 18.15999985 kg/d against a permitted limit of 14.07399988 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
November 30, 2024
E. coli
464% over limit
Discharged 711 MPN/100mL against a permitted limit of 126 MPN/100mL (MX MO GMN)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
August 1, 2026 (4 days ago)