BLACKVILLE WWTF
NPDES ID: SC0026417
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: 6 effluent violations.
Violations
May 31, 2026
BOD, 5-day, percent removal
93% over limit
Discharged 71 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
E. coli
200% over limit
Discharged 1046.2 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
80% over limit
Discharged 73 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
93% over limit
Discharged 0.43 mg/L against a permitted limit of 6 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
April 30, 2026
Nitrogen, ammonia total [as N]
142% over limit
Discharged 4.5 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
29% over limit
Discharged 1.6 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
Solids, suspended percent removal
173% over limit
Discharged 59 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
228% over limit
Discharged 6.1 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
134% over limit
Discharged 2.9 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, ammonia total [as N]
232% over limit
Discharged 9.1 mg/L against a permitted limit of 2.74 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
120% over limit
Discharged 67 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
222% over limit
Discharged 5.9 mg/L against a permitted limit of 1.83 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
BOD, 5-day, 20 deg. C
15% over limit
Discharged 20 mg/L against a permitted limit of 17.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
60% over limit
Discharged 76 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
34% over limit
Discharged 35 mg/L against a permitted limit of 26.1 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
250% over limit
Discharged 9.6 mg/L against a permitted limit of 2.74 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
239% over limit
Discharged 6.2 mg/L against a permitted limit of 1.83 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
33% over limit
Discharged 80 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
December 31, 2025
Solids, suspended percent removal
21% over limit
Discharged 81.8 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
November 30, 2025
BOD, 5-day, percent removal
87% over limit
Discharged 72 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Chlorine, total residual
355% over limit
Discharged 0.05 mg/L against a permitted limit of 0.011 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
338% over limit
Discharged 12 mg/L against a permitted limit of 2.74 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
953% over limit
Discharged 0.2 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
184% over limit
Discharged 5.2 mg/L against a permitted limit of 1.83 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli
164% over limit
Discharged 920.8 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
15% over limit
Discharged 30 mg/L against a permitted limit of 26.1 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Nitrogen, ammonia total [as N]
201% over limit
Discharged 5.6 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
E. coli
245% over limit
Discharged 1203.3 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
51% over limit
Discharged 1.87 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2025
E. coli
593% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
E. coli
347% over limit
Discharged 563.3 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
August 31, 2025
Nitrogen, ammonia total [as N]
438% over limit
Discharged 10 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
560% over limit
Discharged 35.9567997 kg/d against a permitted limit of 5.448 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
497% over limit
Discharged 7.4 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli
22737% over limit
Discharged 28774.1 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
72% over limit
Discharged 74.2 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
107% over limit
Discharged 36 mg/L against a permitted limit of 17.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
141% over limit
Discharged 190.1351984 kg/d against a permitted limit of 78.99599934 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Mercury, total [as Hg]
22% over limit
Discharged 0.0000634 mg/L against a permitted limit of 0.000052 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total [as Cu]
10% over limit
Discharged 0.011 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
3% over limit
Discharged 140.83079882 kg/d against a permitted limit of 136.2 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
10% over limit
Discharged 5.39 mg/L against a permitted limit of 6 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
503% over limit
Discharged 21.88279982 kg/d against a permitted limit of 3.632 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
1% over limit
Discharged 92.07119923 kg/d against a permitted limit of 90.8 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
107% over limit
Discharged 54 mg/L against a permitted limit of 26.1 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
112% over limit
Discharged 111.54779906 kg/d against a permitted limit of 52.66399956 kg/d (MO AVG)
DMR, Limited - Numeric Violation
E. coli
13766% over limit
Discharged 48392 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
458% over limit
Discharged 16.3 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
July 31, 2025
Solids, total suspended
88% over limit
Discharged 84.4 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
86% over limit
Discharged 6.76459994 kg/d against a permitted limit of 3.632 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
236% over limit
Discharged 18.29619985 kg/d against a permitted limit of 5.448 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
311% over limit
Discharged 38.3 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
E. coli
6833% over limit
Discharged 24196 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
114% over limit
Discharged 169.34199858 kg/d against a permitted limit of 78.99599934 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
70% over limit
Discharged 29.6 mg/L against a permitted limit of 17.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
8% over limit
Discharged 56.74999952 kg/d against a permitted limit of 52.66399956 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
1253% over limit
Discharged -102.9 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
266% over limit
Discharged 6.8 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
67% over limit
Discharged 226.90919809 kg/d against a permitted limit of 136.2 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
141% over limit
Discharged 63 mg/L against a permitted limit of 26.1 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
E. coli
4396% over limit
Discharged 5664.9 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
Solids, total suspended
52% over limit
Discharged 45.7 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
142% over limit
Discharged 3 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
BOD, 5-day, percent removal
1219% over limit
Discharged -97.8 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
28% over limit
Discharged 4.35 mg/L against a permitted limit of 6 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
282% over limit
Discharged 7.1 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
260% over limit
Discharged 13.07519989 kg/d against a permitted limit of 3.632 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
25% over limit
Discharged 98.47259917 kg/d against a permitted limit of 78.99599934 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
14% over limit
Discharged 19.8 mg/L against a permitted limit of 17.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
400% over limit
Discharged 25 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
E. coli
4066% over limit
Discharged 14540 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
17% over limit
Discharged 30.6 mg/L against a permitted limit of 26.1 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
317% over limit
Discharged 22.69999981 kg/d against a permitted limit of 5.448 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
13% over limit
Discharged 59.6101995 kg/d against a permitted limit of 52.66399956 kg/d (MO AVG)
DMR, Limited - Numeric Violation
E. coli
2529% over limit
Discharged 3312 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
271% over limit
Discharged 4.6 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
E. coli
719% over limit
Discharged 1032.1 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
295% over limit
Discharged 311.85259738 kg/d against a permitted limit of 78.99599934 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
255% over limit
Discharged 4.4 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
5% over limit
Discharged 142.7375988 kg/d against a permitted limit of 136.2 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
E. coli
593% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
185% over limit
Discharged 5.3 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
340% over limit
Discharged 15.98079987 kg/d against a permitted limit of 3.632 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
4% over limit
Discharged 27.2 mg/L against a permitted limit of 26.1 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
56% over limit
Discharged 2.67 mg/L against a permitted limit of 6 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
926% over limit
Discharged 55.88739953 kg/d against a permitted limit of 5.448 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
62% over limit
Discharged 85.35199928 kg/d against a permitted limit of 52.66399956 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
25% over limit
Discharged 21.7 mg/L against a permitted limit of 17.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2025
E. coli
1619% over limit
Discharged 2165.7 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
499% over limit
Discharged 10.2 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
136% over limit
Discharged 8.58059993 kg/d against a permitted limit of 3.632 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
599% over limit
Discharged 13 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
384% over limit
Discharged 6 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli
593% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
69% over limit
Discharged 74.7 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
388% over limit
Discharged 26.55899978 kg/d against a permitted limit of 5.448 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
March 31, 2025
E. coli
593% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
E. coli
295% over limit
Discharged 497.6 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
227% over limit
Discharged 50.9 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
137% over limit
Discharged 4.4 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
20% over limit
Discharged 4.35839996 kg/d against a permitted limit of 3.632 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
151% over limit
Discharged 13.66539989 kg/d against a permitted limit of 5.448 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
45% over limit
Discharged 78.3 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
102% over limit
Discharged 2.5 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2025
E. coli
325% over limit
Discharged 535.7 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
Solids, total suspended
9% over limit
Discharged 148.23099875 kg/d against a permitted limit of 136.2 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
22% over limit
Discharged 81.7 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
E. coli
593% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
420% over limit
Discharged 22 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
50% over limit
Discharged 67.5 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
January 31, 2025
E. coli
91% over limit
Discharged 241.26 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
12% over limit
Discharged 83.25 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
E. coli
593% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
20% over limit
Discharged 82.06 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
December 31, 2024
E. coli
721% over limit
Discharged 1033.96 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
E. coli
593% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
15% over limit
Discharged 82.74 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
November 30, 2024
E. coli
593% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2024
E. coli
148% over limit
Discharged 866.4 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
E. coli
259% over limit
Discharged 451.979 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
September 30, 2024
Nitrogen, ammonia total [as N]
53% over limit
Discharged 1.9 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli
593% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
208% over limit
Discharged 5.72 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
18% over limit
Discharged 82.25 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
E. coli
1015% over limit
Discharged 1405.52 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
3% over limit
Discharged 5.63096195 kg/d against a permitted limit of 5.448 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
August 31, 2024
Mercury, total [as Hg]
159% over limit
Discharged 0.0004086 kg/d against a permitted limit of 0.00015754 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Mercury, total [as Hg]
628% over limit
Discharged 0.0011 mg/L against a permitted limit of 0.000151 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Mercury, total [as Hg]
1904% over limit
Discharged 0.001042 mg/L against a permitted limit of 0.000052 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Mercury, total [as Hg]
287% over limit
Discharged 0.0017706 kg/d against a permitted limit of 0.00045718 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
31% over limit
Discharged 80.31 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
323% over limit
Discharged 23.03732181 kg/d against a permitted limit of 5.448 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
82% over limit
Discharged 6.61160194 kg/d against a permitted limit of 3.632 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
179% over limit
Discharged 58.1 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
E. coli
469% over limit
Discharged 1986.3 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
197% over limit
Discharged 3.677 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total [as Cu]
10% over limit
Discharged 0.011 mg/L against a permitted limit of 0.01 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
274% over limit
Discharged 6.96 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
July 31, 2024
E. coli
0% over limit
Discharged 23.4 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Overdue
BOD, 5-day, percent removal
124% over limit
Discharged 66.4 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
BOD, 5-day, percent removal
124% over limit
Discharged 66.4 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
E. coli
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Overdue
Chlorine, total residual
0% over limit
Discharged 0 kg/d against a permitted limit of 0.05902 kg/d (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 8.1 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 19.4 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 19.83979983 kg/d against a permitted limit of 136.2 kg/d (WKLY AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 7.33209994 kg/d against a permitted limit of 90.8 kg/d (MO AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
553% over limit
Discharged 8.1 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
553% over limit
Discharged 8.1 mg/L against a permitted limit of 1.24 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
129% over limit
Discharged 65.7 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Solids, suspended percent removal
129% over limit
Discharged 65.7 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
0% over limit
Discharged 6.1 mg/L against a permitted limit of 6 mg/L (MINIMUM)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
83% over limit
Discharged 9.98799992 kg/d against a permitted limit of 5.448 kg/d (WKLY AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
83% over limit
Discharged 9.98799992 kg/d against a permitted limit of 5.448 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
65% over limit
Discharged 43.1 mg/L against a permitted limit of 26.1 mg/L (WKLY AVG)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
65% over limit
Discharged 43.1 mg/L against a permitted limit of 26.1 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.2121 MGD against a permitted limit of 0 MGD (WKLY AVG)
DMR, Monitor Only - Overdue
BOD, 5-day, 20 deg. C
38% over limit
Discharged 24 mg/L against a permitted limit of 17.4 mg/L (MO AVG)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
38% over limit
Discharged 24 mg/L against a permitted limit of 17.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
0% over limit
Discharged 11.3953999 kg/d against a permitted limit of 52.66399956 kg/d (MO AVG)
DMR, Limited - Overdue
Chlorine, total residual
0% over limit
Discharged 0 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)
DMR, Limited - Overdue
E. coli
593% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Overdue
E. coli
593% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
E. coli
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 800 MPN/100mL (DAILY MX)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 3.17799997 kg/d against a permitted limit of 3.632 kg/d (MO AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 14.7 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 32.64259973 kg/d against a permitted limit of 78.99599934 kg/d (WKLY AVG)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.1908 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Chlorine, total residual
0% over limit
Discharged 0 mg/L against a permitted limit of 0.011 mg/L (MO AVG)
DMR, Limited - Overdue
Chlorine, total residual
0% over limit
Discharged 0 kg/d against a permitted limit of 0.03178 kg/d (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 6.64 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
991% over limit
Discharged 20.3 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
991% over limit
Discharged 20.3 mg/L against a permitted limit of 1.86 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)