VESSUP BAY WTP
NPDES ID: VI0020133
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: 20 effluent violations, 4 reporting violations.
Violations
April 30, 2026
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Overdue
Enterococci
8900% over limit
Discharged 9900 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
425% over limit
Discharged 21.2 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
567% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
376% over limit
Discharged 214.3 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
119% over limit
Discharged 65.8 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 6.36 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
96% over limit
Discharged 0.23 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Solids, total suspended
46% over limit
Discharged 65.8 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
614% over limit
Discharged 214.3 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Enterococci
3117% over limit
Discharged 965 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
March 31, 2026
BOD, 5-day, percent removal
325% over limit
Discharged 36.3 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.35 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
Solids, total suspended
6% over limit
Discharged 47.5 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
850% over limit
Discharged 285 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
533% over limit
Discharged 285 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
69% over limit
Discharged 1.69 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Enterococci
4793% over limit
Discharged 1468 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Enterococci
1718% over limit
Discharged 2000 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Solids, suspended percent removal
111% over limit
Discharged 68.3 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
58% over limit
Discharged 47.5 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Enterococci
833% over limit
Discharged 280 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Enterococci
1409% over limit
Discharged 1660 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
870% over limit
Discharged 291 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
270% over limit
Discharged 44.5 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
73% over limit
Discharged 1.47 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.36 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
567% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
85% over limit
Discharged 55.5 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
23% over limit
Discharged 55.5 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
547% over limit
Discharged 291 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Overdue
January 31, 2026
BOD, 5-day, percent removal
550% over limit
Discharged 2.5 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Oxygen, dissolved [DO]
77% over limit
Discharged 1.29 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Enterococci
630% over limit
Discharged 219 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.12 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
805% over limit
Discharged 407.4 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
36% over limit
Discharged 79.6 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Enterococci
787% over limit
Discharged 976 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
1258% over limit
Discharged 407.4 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Temperature, water deg. centigrade
0% over limit
Discharged 28.8 deg C against a permitted limit of 0 deg C (MO AVG)
DMR, Monitor Only - Overdue
Chlorine, total residual
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MAXIMUM)
DMR, Monitor Only - Overdue
Oxygen, dissolved [DO]
70% over limit
Discharged 1.67 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Overdue
Oxygen, dissolved [DO]
70% over limit
Discharged 1.67 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.05 mg/L (DAILY MX)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 1.014 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
Solids, suspended percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 28.8 deg C against a permitted limit of 0 deg C (WKLY AVG)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 29.4 deg C against a permitted limit of 32 deg C (DAILY MX)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
1029% over limit
Discharged 1.129 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
1029% over limit
Discharged 1.129 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
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
pH
0% over limit
Discharged 6.67 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Overdue
pH
0% over limit
Discharged 6.67 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 6.93 SU against a permitted limit of 8.3 SU (MAXIMUM)
DMR, Limited - Overdue
Chlorine, total residual
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0075 mg/L (4 DA AVG)
DMR, Limited - Overdue
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Chlorine, total residual
0% over limit
Discharged 0 mg/L against a permitted limit of 0.013 mg/L (1 HR AVG)
DMR, Limited - Overdue
Oil & Grease
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
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
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 30 mg/L (MO AVG)
DMR, Limited - Overdue
November 30, 2025
pH
0% over limit
Discharged 6.68 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
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
Solids, suspended percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Phosphorus, total [as P]
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 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Overdue
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY 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 (MO AVG)
DMR, Limited - Overdue
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.05 mg/L (DAILY MX)
DMR, Limited - Overdue
BOD, 5-day, percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Oxygen, dissolved [DO]
68% over limit
Discharged 1.74 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
October 31, 2025
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
Solids, suspended percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Overdue
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY 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
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
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 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
BOD, 5-day, percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Oxygen, dissolved [DO]
89% over limit
Discharged 0.62 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.05 mg/L (DAILY MX)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY 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 (MO AVG)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 6.6 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
September 30, 2025
pH
0% over limit
Discharged 6.81 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
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, suspended percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Oxygen, dissolved [DO]
77% over limit
Discharged 1.24 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
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
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.05 mg/L (DAILY MX)
DMR, Limited - 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 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Overdue
August 31, 2025
Solids, suspended percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.05 mg/L (DAILY MX)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
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 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 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 0 mg/L against a permitted limit of 0 mg/L (WKLY 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 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 6.91 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
BOD, 5-day, percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Overdue
Oxygen, dissolved [DO]
71% over limit
Discharged 1.61 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
July 31, 2025
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Solids, suspended percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
BOD, 5-day, percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY 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 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 6.81 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
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
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.05 mg/L (DAILY MX)
DMR, Limited - Overdue
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Overdue
Phosphorus, total [as P]
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 30 mg/L (MO AVG)
DMR, Limited - Overdue
Oxygen, dissolved [DO]
99% over limit
Discharged 0.04 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
952% over limit
Discharged 1.052 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Numeric Violation
June 30, 2025
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Overdue
Oxygen, dissolved [DO]
89% over limit
Discharged 0.63 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
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
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 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 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Solids, suspended percent removal
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Enterococci
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.05 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 6.67 SU against a permitted limit of 7 SU (MINIMUM)
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
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - 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
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
May 31, 2025
Enterococci
210% over limit
Discharged 93 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Enterococci
11809% over limit
Discharged 13100 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
1225% over limit
Discharged 1.325 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.85 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
Solids, total suspended
47% over limit
Discharged 44.2 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
29% over limit
Discharged 80.6 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
92% over limit
Discharged 0.42 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
0% over limit
Discharged 30.1 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
215% over limit
Discharged 52.8 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
April 30, 2025
Flow, in conduit or thru treatment plant
1269% over limit
Discharged 1.369 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Numeric Violation
Temperature, water deg. centigrade
9% over limit
Discharged 35 deg C against a permitted limit of 32 deg C (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
119% over limit
Discharged 98.7 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
49% over limit
Discharged 2.78 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.68 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
244% over limit
Discharged 48.4 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Enterococci
3% over limit
Discharged 31 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Solids, total suspended
229% over limit
Discharged 98.7 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Enterococci
18082% over limit
Discharged 20000 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
45% over limit
Discharged 3.02 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
193% over limit
Discharged 88 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
126% over limit
Discharged 67.9 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
111% over limit
Discharged 68.3 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
96% over limit
Discharged 88 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.7 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
Solids, total suspended
51% over limit
Discharged 67.9 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
February 28, 2025
BOD, 5-day, percent removal
31% over limit
Discharged 80.3 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
43% over limit
Discharged 3.16 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
952% over limit
Discharged 1.052 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
458% over limit
Discharged 251 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
737% over limit
Discharged 251 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
133% over limit
Discharged 104.8 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
249% over limit
Discharged 104.8 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
346% over limit
Discharged 33.1 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Enterococci
5390% over limit
Discharged 1647 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Enterococci
5355% over limit
Discharged 6000 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.91 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
January 31, 2025
BOD, 5-day, 20 deg. C
36% over limit
Discharged 40.9 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
42% over limit
Discharged 3.17 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
1026% over limit
Discharged 1.126 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Numeric Violation
Enterococci
18213% over limit
Discharged 5494 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Enterococci
17445% over limit
Discharged 19300 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
Solids, total suspended
22% over limit
Discharged 36.6 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Enterococci
3053% over limit
Discharged 946 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
61% over limit
Discharged 2.15 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Solids, total suspended
43% over limit
Discharged 64.2 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
57% over limit
Discharged 47.1 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Enterococci
1718% over limit
Discharged 2000 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.74 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
5% over limit
Discharged 47.1 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
114% over limit
Discharged 64.2 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
315% over limit
Discharged 37.7 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
November 30, 2024
Oxygen, dissolved [DO]
61% over limit
Discharged 2.17 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
2046% over limit
Discharged 2.146 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
241% over limit
Discharged 48.8 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.94 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
Enterococci
370% over limit
Discharged 141 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
138% over limit
Discharged 64.3 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Enterococci
1718% over limit
Discharged 2000 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
October 31, 2024
BOD, 5-day, 20 deg. C
74% over limit
Discharged 78.5 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
162% over limit
Discharged 78.5 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Temperature, water deg. centigrade
1% over limit
Discharged 32.4 deg C against a permitted limit of 32 deg C (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
210% over limit
Discharged 53.5 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
97% over limit
Discharged 0.15 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.54 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
September 30, 2024
Oxygen, dissolved [DO]
80% over limit
Discharged 1.09 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Enterococci
583% over limit
Discharged 205 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
308% over limit
Discharged 38.8 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
192% over limit
Discharged 87.5 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Temperature, water deg. centigrade
1% over limit
Discharged 32.4 deg C against a permitted limit of 32 deg C (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
78% over limit
Discharged 53.3 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.52 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
47% over limit
Discharged 77.9 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
18% over limit
Discharged 53.3 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
94% over limit
Discharged 87.5 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
1773% over limit
Discharged 1.873 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Numeric Violation
Enterococci
1718% over limit
Discharged 2000 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
August 31, 2024
pH
0% over limit
Discharged 6.46 SU against a permitted limit of 7 SU (MINIMUM)
DMR, Limited - Numeric Violation
Enterococci
195% over limit
Discharged 324 MPN/100mL against a permitted limit of 110 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
Temperature, water deg. centigrade
2% over limit
Discharged 32.6 deg C against a permitted limit of 32 deg C (DAILY MX)
DMR, Limited - Numeric Violation
Enterococci
97% over limit
Discharged 59 MPN/100mL against a permitted limit of 30 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
1219% over limit
Discharged 1.319 MGD against a permitted limit of 0.1 MGD (DAILY MX)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
28% over limit
Discharged 3.94 mg/L against a permitted limit of 5.5 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
August 1, 2026 (4 days ago)