NPDES ID: SC0022381
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
Violations
September 30, 2025
E. coli
203% over limit
Discharged 2420 MPN/100mL against a permitted limit of 800 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
219% over limit
Discharged 168.02539859 kg/d against a permitted limit of 52.66399956 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1733% over limit
Discharged 27.5 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
723% over limit
Discharged 14.93659987 kg/d against a permitted limit of 1.81599998 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
449% over limit
Discharged 164.8 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
574% over limit
Discharged -1.1 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
60% over limit
Discharged 76 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1463% over limit
Discharged 15.63 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli
593% over limit
Discharged 2420 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
436% over limit
Discharged 28.7 mg/L against a permitted limit of 5.35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
940% over limit
Discharged 28.32959976 kg/d against a permitted limit of 2.72399998 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
383% over limit
Discharged 70.14299941 kg/d against a permitted limit of 14.52799988 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
1251% over limit
Discharged 608 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
748% over limit
Discharged 68.1 mg/L against a permitted limit of 8.03 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
192% over limit
Discharged 27.87559977 kg/d against a permitted limit of 9.53399992 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
693% over limit
Discharged 626.15679474 kg/d against a permitted limit of 78.99599934 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
E. coli
39% over limit
Discharged 175 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
E. coli
39% over limit
Discharged 175 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
August 31, 2025
Solids, suspended percent removal
47% over limit
Discharged 78 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
100% over limit
Discharged 10.7 mg/L against a permitted limit of 5.35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli
203% over limit
Discharged 2420 MPN/100mL against a permitted limit of 800 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
557% over limit
Discharged 17.88759985 kg/d against a permitted limit of 2.72399998 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
27% over limit
Discharged 57 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
489% over limit
Discharged 85.57899928 kg/d against a permitted limit of 14.52799988 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
E. coli
593% over limit
Discharged 2420 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
111% over limit
Discharged 167.0265986 kg/d against a permitted limit of 78.99599934 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
264% over limit
Discharged 29.2 mg/L against a permitted limit of 8.03 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
560% over limit
Discharged 6.6 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
540% over limit
Discharged 9.6 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
165% over limit
Discharged 25.24239979 kg/d against a permitted limit of 9.53399992 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
435% over limit
Discharged 9.71559992 kg/d against a permitted limit of 1.81599998 kg/d (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
E. coli
97% over limit
Discharged 687 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
660% over limit
Discharged 11.4 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
290% over limit
Discharged 7.08239994 kg/d against a permitted limit of 1.81599998 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
572% over limit
Discharged 6.72 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
360% over limit
Discharged 12.53039989 kg/d against a permitted limit of 2.72399998 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Solids, suspended percent removal
53% over limit
Discharged 77 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
885% over limit
Discharged 9.85 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
7% over limit
Discharged 84 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
78% over limit
Discharged 9.5 mg/L against a permitted limit of 5.35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli
593% over limit
Discharged 2420 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
800% over limit
Discharged 24.51599979 kg/d against a permitted limit of 2.72399998 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
24% over limit
Discharged 11.8039999 kg/d against a permitted limit of 9.53399992 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
79% over limit
Discharged 25.96879978 kg/d against a permitted limit of 14.52799988 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
550% over limit
Discharged 11.8039999 kg/d against a permitted limit of 1.81599998 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
196% over limit
Discharged 23.8 mg/L against a permitted limit of 8.03 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1420% over limit
Discharged 22.8 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Nitrogen, ammonia total [as N]
330% over limit
Discharged 4.3 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
128% over limit
Discharged 6.21979995 kg/d against a permitted limit of 2.72399998 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
140% over limit
Discharged 4.35839996 kg/d against a permitted limit of 1.81599998 kg/d (MO AVG)
DMR, Limited - Numeric Violation
E. coli
134% over limit
Discharged 816 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
273% over limit
Discharged 5.6 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
April 30, 2025
E. coli
44% over limit
Discharged 181 MPN/100mL against a permitted limit of 126 MPN/100mL (30DAVGEO)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
553% over limit
Discharged 11.8493999 kg/d against a permitted limit of 1.81599998 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
394% over limit
Discharged 71.8227994 kg/d against a permitted limit of 14.52799988 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
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
593% over limit
Discharged 2419 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1240% over limit
Discharged 20.1 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
750% over limit
Discharged 8.5 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
283% over limit
Discharged 20.5 mg/L against a permitted limit of 5.35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1018% over limit
Discharged 30.46339974 kg/d against a permitted limit of 2.72399998 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
198% over limit
Discharged 28.42039976 kg/d against a permitted limit of 9.53399992 kg/d (MO AVG)
DMR, Limited - Numeric Violation
E. coli
202% over limit
Discharged 2419 MPN/100mL against a permitted limit of 800 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
560% over limit
Discharged 53 mg/L against a permitted limit of 8.03 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Nitrogen, ammonia total [as N]
1753% over limit
Discharged 50.48479958 kg/d against a permitted limit of 2.72399998 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2148% over limit
Discharged 40.81459966 kg/d against a permitted limit of 1.81599998 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
20% over limit
Discharged 82 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1500% over limit
Discharged 24 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
384% over limit
Discharged 70.32459941 kg/d against a permitted limit of 14.52799988 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
E. coli
593% over limit
Discharged 2419 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
226% over limit
Discharged 26.2 mg/L against a permitted limit of 8.03 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
153% over limit
Discharged 62 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
245% over limit
Discharged 32.86959972 kg/d against a permitted limit of 9.53399992 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1102% over limit
Discharged 12.02 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
289% over limit
Discharged 20.8 mg/L against a permitted limit of 5.35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2025
BOD, 5-day, 20 deg. C
520% over limit
Discharged 49.8 mg/L against a permitted limit of 8.03 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
591% over limit
Discharged 25.10619979 kg/d against a permitted limit of 3.63199997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
763% over limit
Discharged 46.98899961 kg/d against a permitted limit of 5.44799995 kg/d (WKLY AVG)
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
BOD, 5-day, 20 deg. C
457% over limit
Discharged 29.8 mg/L against a permitted limit of 5.35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
59% over limit
Discharged 47.6 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
790% over limit
Discharged 18.78 mg/L against a permitted limit of 2.11 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
346% over limit
Discharged 42.49439964 kg/d against a permitted limit of 9.53399992 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
790% over limit
Discharged 28.2 mg/L against a permitted limit of 3.17 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
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
592% over limit
Discharged 2414 MPN/100mL against a permitted limit of 349 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
37% over limit
Discharged 72.36759939 kg/d against a permitted limit of 52.66399956 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
600% over limit
Discharged 101.65059915 kg/d against a permitted limit of 14.52799988 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
122% over limit
Discharged 100 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
158% over limit
Discharged 204.07299829 kg/d against a permitted limit of 78.99599934 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
January 31, 2025
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia
0% over limit
Discharged 0 % against a permitted limit of 0 % (DAILY MN)
DMR, Monitor Only - Overdue
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia
0% over limit
Discharged 0 % against a permitted limit of 40 % (DAILY MX)
DMR, Limited - Overdue
LC50 Static 48Hr Acute Ceriodaphnia dubia
0% over limit
Discharged 0 % against a permitted limit of 0 % (DAILY MN)
DMR, Monitor Only - Overdue
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia
0% over limit
Discharged 0 % against a permitted limit of 25 % (MO AVG)
DMR, Limited - Overdue
Solids, suspended percent removal
113% over limit
Discharged 68 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
287% over limit
Discharged 31.1 mg/L against a permitted limit of 8.03 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
80% over limit
Discharged 81 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
46% over limit
Discharged 7.8 mg/L against a permitted limit of 5.35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
209% over limit
Discharged 16.84339986 kg/d against a permitted limit of 5.44799995 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
103% over limit
Discharged 29.55539975 kg/d against a permitted limit of 14.52799988 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
72% over limit
Discharged 3.62 mg/L against a permitted limit of 2.11 mg/L (MO AVG)
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]
458% over limit
Discharged 17.7 mg/L against a permitted limit of 3.17 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Oxygen, dissolved [DO]
0% over limit
Discharged 9.1 mg/L against a permitted limit of 6 mg/L (MINIMUM)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7.7 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Chlorine, total residual
0% over limit
Discharged 0 mg/L against a permitted limit of 0.021 mg/L (DAILY MX)
DMR, Limited - Overdue
Chlorine, total residual
0% over limit
Discharged 0 mg/L against a permitted limit of 0.012 mg/L (MO AVG)
DMR, Limited - Overdue
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 0.0227 kg/d (MO AVG)
DMR, Limited - Overdue
E. coli
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 800 MPN/100mL (DAILY MX)
DMR, Limited - Overdue
Chlorine, total residual
0% over limit
Discharged 0 kg/d against a permitted limit of 0.03632 kg/d (DAILY MX)
DMR, Limited - Overdue
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)