VILLE PLATTE, CITY OF
NPDES ID: LA0038814
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: 8 effluent violations.
Violations
June 30, 2026
Nitrogen, ammonia total [as N]
153% over limit
Discharged 10.1 mg/L against a permitted limit of 4 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
7% over limit
Discharged 16 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
Limit violation
Discharged 24100 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
142% over limit
Discharged 484 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
70% over limit
Discharged 3.4 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2026
Coliform, fecal general
Limit violation
Discharged 2410 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
April 30, 2026
Coliform, fecal general
261% over limit
Discharged 722 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
1809% over limit
Discharged 7637 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
March 31, 2026
Coliform, fecal general
413% over limit
Discharged 1026 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 5.79 SU against a permitted limit of 6 SU (INST MIN)
DMR, Limited - Numeric Violation
Coliform, fecal general
2691% over limit
Discharged 11162 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
February 28, 2026
pH
0% over limit
Discharged 5.89 SU against a permitted limit of 6 SU (INST MIN)
DMR, Limited - Numeric Violation
January 31, 2026
Nitrogen, ammonia total [as N]
40% over limit
Discharged 2.8 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
53% over limit
Discharged 23 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
145% over limit
Discharged 9.8 mg/L against a permitted limit of 4 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Coliform, fecal general
64% over limit
Discharged 655 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
October 31, 2025
Solids, total suspended
4% over limit
Discharged 24 mg/L against a permitted limit of 23 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
September 30, 2025
Coliform, fecal general
503% over limit
Discharged 2410 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
323% over limit
Discharged 846 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
August 31, 2025
Coliform, fecal general
787% over limit
Discharged 3546 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
1132% over limit
Discharged 2464 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
July 31, 2025
Coliform, fecal general
1715% over limit
Discharged 3629 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
1809% over limit
Discharged 7637 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
June 30, 2025
BOD, carbonaceous [5 day, 20 C]
90% over limit
Discharged 19 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
1275% over limit
Discharged 2749 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
253% over limit
Discharged 53 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
1805% over limit
Discharged 7621 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Copper, total [as Cu]
55% over limit
Discharged 0.071278 kg/d against a permitted limit of 0.045854 kg/d (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Coliform, fecal general
Limit violation
Discharged 24100 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
1910% over limit
Discharged 4020 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
April 30, 2025
Coliform, fecal general
1805% over limit
Discharged 7621 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
1814% over limit
Discharged 3828 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
March 31, 2025
Coliform, fecal general
Limit violation
Discharged 2410 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
Limit violation
Discharged 2410 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
February 28, 2025
Coliform, fecal general
1805% over limit
Discharged 7621 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
1755% over limit
Discharged 3710 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
January 31, 2025
Coliform, fecal general
1471% over limit
Discharged 3142 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
Limit violation
Discharged 24100 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
December 31, 2024
Nitrogen, ammonia total [as N]
2% over limit
Discharged 15.32703987 kg/d against a permitted limit of 14.982 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
Limit violation
Discharged 2410 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
1028% over limit
Discharged 2256 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
100% over limit
Discharged 4 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
188% over limit
Discharged 11.5 mg/L against a permitted limit of 4 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
November 30, 2024
Nitrogen, ammonia total [as N]
160% over limit
Discharged 38.93049967 kg/d against a permitted limit of 14.982 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
370% over limit
Discharged 9.4 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
1507% over limit
Discharged 3214 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
1805% over limit
Discharged 7621 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
200% over limit
Discharged 12 mg/L against a permitted limit of 4 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
20% over limit
Discharged 18 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
40% over limit
Discharged 14 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2024
BOD, carbonaceous [5 day, 20 C]
120% over limit
Discharged 22 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
Limit violation
Discharged 2410 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
318% over limit
Discharged 16.7 mg/L against a permitted limit of 4 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
615% over limit
Discharged 14.3 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
73% over limit
Discharged 26 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
688% over limit
Discharged 1575 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
137% over limit
Discharged 35.4392397 kg/d against a permitted limit of 14.982 kg/d (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2024
BOD, carbonaceous [5 day, 20 C]
60% over limit
Discharged 16 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
430% over limit
Discharged 10.6 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
2,4-Dichlorophenoxyacetic acid
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (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 (WKLY AVG)
DMR, Monitor Only - Overdue
2,4-Dichlorophenoxyacetic acid
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
Vinyl chloride
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (WKLY AVG)
DMR, Monitor Only - Overdue
Vinyl chloride
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Vinyl chloride
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (MO AVG)
DMR, Monitor Only - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (MO AVG)
DMR, Monitor Only - Overdue
2,4-Dichlorophenoxyacetic acid
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (MO AVG)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
260% over limit
Discharged 14.4 mg/L against a permitted limit of 4 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
2,4-Dichlorophenoxyacetic acid
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Vinyl chloride
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
103% over limit
Discharged 30.34535975 kg/d against a permitted limit of 14.982 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Copper, total [as Cu]
0% over limit
Discharged 0 kg/d against a permitted limit of 0.11804 kg/d (MO AVG)
DMR, Limited - Overdue
Hardness, total [as CaCO3]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Hardness, total [as CaCO3]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Copper, total [as Cu]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Coliform, fecal general
Limit violation
Discharged 2410 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
53% over limit
Discharged 23 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Copper, total [as Cu]
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 kg/d against a permitted limit of 0 kg/d (MO AVG)
DMR, Monitor Only - Overdue
Copper, total [as Cu]
0% over limit
Discharged 0 kg/d against a permitted limit of 0.28148 kg/d (DAILY MX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Coliform, fecal general
514% over limit
Discharged 1227 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
August 31, 2024
Nitrogen, ammonia total [as N]
101% over limit
Discharged 30.08657975 kg/d against a permitted limit of 14.982 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
100% over limit
Discharged 20 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
245% over limit
Discharged 13.8 mg/L against a permitted limit of 4 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
1805% over limit
Discharged 7621 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
555% over limit
Discharged 13.1 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
93% over limit
Discharged 29 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
1313% over limit
Discharged 2826 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (12 hours ago)