LOWER BRULE LAGOON SYSTEM
NPDES ID: SD0020800
D — SNC: Discharge monitoring report not received
The facility didn't submit its required discharge monitoring report.
This quarter: 6 reporting violations.
Violations
March 31, 2026
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 0 SU (MINIMUM)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 0 SU (MAXIMUM)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (30DA AVG)
DMR, Monitor Only - Overdue
June 30, 2025
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (30DA AVG)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 0 SU (MINIMUM)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 0 SU (MAXIMUM)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0.4 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 2.5 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0.24 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
Chlorine, total residual
0% over limit
Discharged 0 mg/L against a permitted limit of 0.011 mg/L (30DA AVG)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 2.3 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0.706 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 2.5 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Overdue
E. coli
0% over limit
Discharged 5.25 MPN/100mL against a permitted limit of 126 MPN/100mL (30DA GM)
DMR, Limited - Overdue
Oil & Grease
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7.54 SU against a permitted limit of 6.5 SU (INST MIN)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0.6785 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 4.5 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 110 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 87.5 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - 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
Flow
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (30DA AVG)
DMR, Monitor Only - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 109.5 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
E. coli
0% over limit
Discharged 8.5 MPN/100mL against a permitted limit of 410 MPN/100mL (DAILY MX)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
BOD, 5-day, percent removal
0% over limit
Discharged 97.7 % against a permitted limit of 65 % (MO AV MN)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 4.5 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7.86 SU against a permitted limit of 9 SU (INST MAX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 2.6 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Flow
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
Solids, suspended percent removal
0% over limit
Discharged 94.8 % against a permitted limit of 65 % (MO AV MN)
DMR, Limited - Overdue
Oil and grease visual
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (INST MAX)
DMR, Monitor Only - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 126 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
December 31, 2024
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 9 SU (INST MAX)
DMR, Limited - Overdue
E. coli
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 410 MPN/100mL (DAILY MX)
DMR, Limited - Overdue
Oil and grease visual
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (INST MAX)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
BOD, 5-day, percent removal
0% over limit
Discharged 0 % against a permitted limit of 65 % (MO AV MN)
DMR, Limited - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (30DA AVG)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
Flow
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (30DA AVG)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Overdue
E. coli
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 126 MPN/100mL (30DA GM)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 0 SU (MAXIMUM)
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 (DAILY MX)
DMR, Monitor Only - Overdue
Solids, suspended percent removal
0% over limit
Discharged 0 % against a permitted limit of 65 % (MO AV MN)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
Chlorine, total residual
0% over limit
Discharged 0 mg/L against a permitted limit of 0.011 mg/L (30DA AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Flow
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - 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
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
Oil & Grease
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 0 SU (MINIMUM)
DMR, Monitor Only - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6.5 SU (INST MIN)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 0 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Overdue
September 30, 2024
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (30DA AVG)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 0 SU (MINIMUM)
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 (DAILY MX)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (30DA AVG)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (30DA 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 (30DA AVG)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 0 SU (MAXIMUM)
DMR, Monitor Only - Overdue
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)