NPDES ID: IN0031909
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: 11 effluent violations, 3 single-event violations.
Violations
June 30, 2026
Oxygen, dissolved [DO]
61% over limit
Discharged 2.33 mg/L against a permitted limit of 6 mg/L (DLYAVMIN)
DMR, Limited - Numeric Violation
Chlorine, total residual
67% over limit
Discharged 0.1 mg/L against a permitted limit of 0.06 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Chlorine, total residual
33% over limit
Discharged 0.08 mg/L against a permitted limit of 0.06 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
66% over limit
Discharged 0.17 mg/L against a permitted limit of 0.5 mg/L (DAILY MN)
DMR, Limited - Numeric Violation
May 31, 2026
Chlorine, total residual
72% over limit
Discharged 0.14 mg/L against a permitted limit of 0.5 mg/L (DAILY MN)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
61% over limit
Discharged 2.34 mg/L against a permitted limit of 6 mg/L (DLYAVMIN)
DMR, Limited - Numeric Violation
Chlorine, total residual
617% over limit
Discharged 0.43 mg/L against a permitted limit of 0.06 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
E. coli, colony forming units [CFU]
96% over limit
Discharged 461 MPN/100mL against a permitted limit of 235 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Chlorine, total residual
117% over limit
Discharged 0.13 mg/L against a permitted limit of 0.06 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2026
Chlorine, total residual
733% over limit
Discharged 0.5 mg/L against a permitted limit of 0.06 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
1483% over limit
Discharged 0.95 mg/L against a permitted limit of 0.06 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2025
Nitrogen, ammonia total [as N]
3663% over limit
Discharged 60.2 mg/L against a permitted limit of 1.6 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1288% over limit
Discharged 0.75636399 kg/d against a permitted limit of 0.05448 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
451% over limit
Discharged 0.200214 kg/d against a permitted limit of 0.03632 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1555% over limit
Discharged 18.2 mg/L against a permitted limit of 1.1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2025
Nitrogen, ammonia total [as N]
2218% over limit
Discharged 25.5 mg/L against a permitted limit of 1.1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli, colony forming units [CFU]
23% over limit
Discharged 290 MPN/100mL against a permitted limit of 235 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
791% over limit
Discharged 0.323702 kg/d against a permitted limit of 0.03632 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2181% over limit
Discharged 1.24259799 kg/d against a permitted limit of 0.05448 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
6000% over limit
Discharged 97.6 mg/L against a permitted limit of 1.6 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
December 31, 2024
Nitrogen, ammonia total [as N]
41% over limit
Discharged 3.39 mg/L against a permitted limit of 2.4 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
25% over limit
Discharged 2 mg/L against a permitted limit of 1.6 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2024
Nitrogen, ammonia total [as N]
69% over limit
Discharged 2.7 mg/L against a permitted limit of 1.6 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
73% over limit
Discharged 1.9 mg/L against a permitted limit of 1.1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (5 hours ago)