LOUISVILLE, CITY OF (FORSTMANN WPCP)
NPDES ID: GA0050243
E — SNC: Effluent violation (monthly average limit)
The facility discharged more of a pollutant than its permit allows, based on a monthly average.
Violations
March 31, 2026
Nitrogen, ammonia total [as N]
1546% over limit
Discharged 156.39 kg/d against a permitted limit of 9.5 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
53% over limit
Discharged 610 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
108% over limit
Discharged 10.39 mg/L against a permitted limit of 5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
31% over limit
Discharged 19.7 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1181% over limit
Discharged 12.81 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
179% over limit
Discharged 130.91 kg/d against a permitted limit of 47 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1960% over limit
Discharged 30.9 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
662% over limit
Discharged 57.95 kg/d against a permitted limit of 7.6 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
245% over limit
Discharged 25.87 mg/L against a permitted limit of 7.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
5% over limit
Discharged 99.7 kg/d against a permitted limit of 95 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
24% over limit
Discharged 47.02 kg/d against a permitted limit of 38 kg/d (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, ammonia total [as N]
793% over limit
Discharged 84.83 kg/d against a permitted limit of 9.5 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1085% over limit
Discharged 17.77 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
562% over limit
Discharged 6.62 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
326% over limit
Discharged 32.35 kg/d against a permitted limit of 7.6 kg/d (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Nitrogen, ammonia total [as N]
103% over limit
Discharged 19.29 kg/d against a permitted limit of 9.5 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
10% over limit
Discharged 1.1 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
185% over limit
Discharged 4.28 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Nitrogen, ammonia total [as N]
75% over limit
Discharged 16.63 kg/d against a permitted limit of 9.5 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
177% over limit
Discharged 4.15 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
30% over limit
Discharged 1.3 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Coliform, fecal general
43% over limit
Discharged 285.54 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
768% over limit
Discharged 13.02 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
53% over limit
Discharged 612.5 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
276% over limit
Discharged 3.76 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
145% over limit
Discharged 18.6 kg/d against a permitted limit of 7.6 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
607% over limit
Discharged 67.2 kg/d against a permitted limit of 9.5 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Coliform, fecal general
47% over limit
Discharged 293.4 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
Coliform, fecal general
13% over limit
Discharged 450 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
June 30, 2025
Coliform, fecal general
13% over limit
Discharged 451 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
May 31, 2025
BOD, 5-day, 20 deg. C
193% over limit
Discharged 137.61 kg/d against a permitted limit of 47 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
20% over limit
Discharged 113.92 kg/d against a permitted limit of 95 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
63% over limit
Discharged 653.5 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Solids, total suspended
33% over limit
Discharged 19.97 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2275% over limit
Discharged 35.62 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
75% over limit
Discharged 8.73 mg/L against a permitted limit of 5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
222% over limit
Discharged 24.12 mg/L against a permitted limit of 7.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2039% over limit
Discharged 203.18 kg/d against a permitted limit of 9.5 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1247% over limit
Discharged 13.47 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
671% over limit
Discharged 58.57 kg/d against a permitted limit of 7.6 kg/d (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Nitrogen, ammonia total [as N]
61% over limit
Discharged 2.41 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
13% over limit
Discharged 8.61 kg/d against a permitted limit of 7.6 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
363% over limit
Discharged 4.63 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
87% over limit
Discharged 17.76 kg/d against a permitted limit of 9.5 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
February 28, 2025
Nitrogen, ammonia total [as N]
1758% over limit
Discharged 27.87 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1299% over limit
Discharged 132.9 kg/d against a permitted limit of 9.5 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
57% over limit
Discharged 313.41 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
23% over limit
Discharged 6.15 mg/L against a permitted limit of 5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
691% over limit
Discharged 60.08 kg/d against a permitted limit of 7.6 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
6% over limit
Discharged 49.92 kg/d against a permitted limit of 47 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1308% over limit
Discharged 14.08 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
40% over limit
Discharged 10.47 mg/L against a permitted limit of 7.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
200% over limit
Discharged 1200 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
January 31, 2025
Nitrogen, ammonia total [as N]
59% over limit
Discharged 12.09 kg/d against a permitted limit of 7.6 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
411% over limit
Discharged 7.67 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
238% over limit
Discharged 3.38 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
200% over limit
Discharged 28.53 kg/d against a permitted limit of 9.5 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
9% over limit
Discharged 436 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
October 31, 2024
Coliform, fecal general
11% over limit
Discharged 222.41 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
September 30, 2024
Coliform, fecal general
60% over limit
Discharged 319.67 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
Limit violation
Discharged 0.855 MGD against a permitted limit of 2 MGD (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
118% over limit
Discharged 870 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
Limit violation
Discharged 1.26 MGD against a permitted limit of 2.5 MGD (WKLY AVG)
DMR, Limited - Numeric Violation
August 31, 2024
Nitrogen, ammonia total [as N]
39% over limit
Discharged 2.09 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4% over limit
Discharged 9.88 kg/d against a permitted limit of 9.5 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
July 31, 2024
Coliform, fecal general
16% over limit
Discharged 464.3 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)