BRYANT, CITY OF - WASTEWATER TREATMENT PLANT
NPDES ID: AR0034002
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
Violations
March 31, 2026
Nitrogen, ammonia total [as N]
10% over limit
Discharged 9.88 mg/L against a permitted limit of 9 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Nitrogen, ammonia total [as N]
6% over limit
Discharged 2.55 mg/L against a permitted limit of 2.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
pH
0% over limit
Discharged 6.5 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Overdue
Zinc, total recoverable
0% over limit
Discharged 0.0553 mg/L against a permitted limit of 0.23200001 mg/L (7 DA AVG)
DMR, Limited - Overdue
Chlorine, total residual
0% over limit
Discharged 0.01 mg/L against a permitted limit of 0.011 mg/L (INST MAX)
DMR, Limited - Overdue
BOD, carbonaceous [5 day, 20 C]
0% over limit
Discharged 2.84 mg/L against a permitted limit of 15 mg/L (7 DA AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 1.6 mg/L against a permitted limit of 2.4 mg/L (MO AVG)
DMR, Limited - Overdue
Coliform, fecal general
0% over limit
Discharged 15.22 MPN/100mL against a permitted limit of 2000 MPN/100mL (7 DA GEO)
DMR, Limited - Overdue
BOD, carbonaceous [5 day, 20 C]
0% over limit
Discharged 2.26 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Overdue
BOD, carbonaceous [5 day, 20 C]
0% over limit
Discharged 20.79319983 kg/d against a permitted limit of 113.59079905 kg/d (MO AVG)
DMR, Limited - Overdue
Oxygen, dissolved [DO]
0% over limit
Discharged 7.54 mg/L against a permitted limit of 5 mg/L (INST MIN)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 2.43 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Overflows
0% over limit
Discharged 0 occur/d against a permitted limit of 0 occur/d (MO TOTAL)
DMR, Monitor Only - Overdue
Zinc, total recoverable
0% over limit
Discharged 0.0471 mg/L against a permitted limit of 0.11560001 mg/L (MO AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 2.96 mg/L against a permitted limit of 15 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0.00197 mg/L against a permitted limit of 0.0122 mg/L (MO AVG)
DMR, Limited - Overdue
Zinc, total recoverable
0% over limit
Discharged 0.4313 kg/d against a permitted limit of 1.31205999 kg/d (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 6.78 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 4.5 mg/L against a permitted limit of 22.5 mg/L (7 DA AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 3.7 mg/L against a permitted limit of 6.1 mg/L (7 DA AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 27.23999977 kg/d against a permitted limit of 170.38619857 kg/d (MO AVG)
DMR, Limited - Overdue
Overflow volume [SS0 volume, CSO volume]
0% over limit
Discharged 0 gal against a permitted limit of 0 gal (MO TOTAL)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 15.02739987 kg/d against a permitted limit of 27.23999977 kg/d (MO AVG)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 3.02 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
Copper, total recoverable
0% over limit
Discharged 0.01816 kg/d against a permitted limit of 0.14074 kg/d (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0.00222 mg/L against a permitted limit of 0.0245 mg/L (7 DA AVG)
DMR, Limited - Overdue
Coef Of Var Static Renewal 7Day Chronic Pimephales promelas
0% over limit
Discharged 23.6 % against a permitted limit of 0 % (7 DA AVG)
DMR, Monitor Only - Overdue
Coliform, fecal general
0% over limit
Discharged 3.94 MPN/100mL against a permitted limit of 1000 MPN/100mL (30DA GEO)
DMR, Limited - Overdue
May 31, 2025
Nitrogen, ammonia total [as N]
41% over limit
Discharged 38.49919968 kg/d against a permitted limit of 27.23999977 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
58% over limit
Discharged 3.8 mg/L against a permitted limit of 2.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2025
Nitrogen, ammonia total [as N]
141% over limit
Discharged 14.7 mg/L against a permitted limit of 6.1 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
112% over limit
Discharged 57.65799952 kg/d against a permitted limit of 27.23999977 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
313% over limit
Discharged 9.9 mg/L against a permitted limit of 2.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Nitrogen, ammonia total [as N]
1% over limit
Discharged 6.07 mg/L against a permitted limit of 6 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Whole Effluent Toxicity [WET] - C. dubia
Limit violation
Discharged 80 % against a permitted limit of 80 % (7 DA MIN)
DMR, Limited - Numeric Violation
September 30, 2024
Whole Effluent Toxicity [WET] - C. dubia
Limit violation
Discharged 80 % against a permitted limit of 80 % (7 DA MIN)
DMR, Limited - Numeric Violation
August 31, 2024
Coliform, fecal general
21% over limit
Discharged 2413 MPN/100mL against a permitted limit of 2000 MPN/100mL (7 DA GEO)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)