NPDES ID: IN0038415
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: 20 effluent violations.
Violations
May 31, 2026
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
BOD, carbonaceous [5 day, 20 C]
73% over limit
Discharged 26 mg/L against a permitted limit of 15 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
238% over limit
Discharged 2.30429332 kg/d against a permitted limit of 0.68099999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
994% over limit
Discharged 17.5 mg/L against a permitted limit of 1.6 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
302% over limit
Discharged 4.20267796 kg/d against a permitted limit of 1.04419999 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
411% over limit
Discharged 0.4638291 kg/d against a permitted limit of 0.0908 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
845% over limit
Discharged 10.4 mg/L against a permitted limit of 1.1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
928% over limit
Discharged 185 mg/L against a permitted limit of 18 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
679% over limit
Discharged 93.42 mg/L against a permitted limit of 12 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
315% over limit
Discharged 0.26374267 kg/d against a permitted limit of 0.06356 kg/d (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2026
Nitrogen, ammonia total [as N]
190% over limit
Discharged 4.642 mg/L against a permitted limit of 1.6 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
88542896% over limit
Discharged 120595.56498671 kg/d against a permitted limit of 0.1362 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
622% over limit
Discharged 130 mg/L against a permitted limit of 18 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
136% over limit
Discharged 2.46113398 kg/d against a permitted limit of 1.04419999 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
606% over limit
Discharged 84.7 mg/L against a permitted limit of 12 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
135% over limit
Discharged 1.60261999 kg/d against a permitted limit of 0.68099999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
E. coli, colony forming units [CFU]
35% over limit
Discharged 169 MPN/100mL against a permitted limit of 125 MPN/100mL (MO GEO)
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 (MX WK AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
24% over limit
Discharged 12.4 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
124% over limit
Discharged 5.37 mg/L against a permitted limit of 2.4 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
March 31, 2026
BOD, carbonaceous [5 day, 20 C]
48% over limit
Discharged 14.75 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
67% over limit
Discharged 25 mg/L against a permitted limit of 15 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1063% over limit
Discharged 27.9 mg/L against a permitted limit of 2.4 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
287% over limit
Discharged 0.52664 kg/d against a permitted limit of 0.1362 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
367% over limit
Discharged 84 mg/L against a permitted limit of 18 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
52% over limit
Discharged 1.58899999 kg/d against a permitted limit of 1.04419999 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1009% over limit
Discharged 17.75 mg/L against a permitted limit of 1.6 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
271% over limit
Discharged 0.336414 kg/d against a permitted limit of 0.0908 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
46% over limit
Discharged 0.99652999 kg/d against a permitted limit of 0.68099999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
339% over limit
Discharged 52.65 mg/L against a permitted limit of 12 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
BOD, carbonaceous [5 day, 20 C]
135% over limit
Discharged 23.5 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
978% over limit
Discharged 17.24 mg/L against a permitted limit of 1.6 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
40% over limit
Discharged 1.21127199 kg/d against a permitted limit of 0.86259999 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
259% over limit
Discharged 0.3263352 kg/d against a permitted limit of 0.0908 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
264% over limit
Discharged 0.495314 kg/d against a permitted limit of 0.1362 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
57% over limit
Discharged 28.2 mg/L against a permitted limit of 18 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
327% over limit
Discharged 64 mg/L against a permitted limit of 15 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
992% over limit
Discharged 26.2 mg/L against a permitted limit of 2.4 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
84% over limit
Discharged 22.03 mg/L against a permitted limit of 12 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Nitrogen, ammonia total [as N]
2497% over limit
Discharged 2.35762198 kg/d against a permitted limit of 0.0908 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
1669% over limit
Discharged 212.3 mg/L against a permitted limit of 12 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
796% over limit
Discharged 21.5 mg/L against a permitted limit of 2.4 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
12374% over limit
Discharged 130.25078291 kg/d against a permitted limit of 1.04419999 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
298% over limit
Discharged 39.75 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
5802% over limit
Discharged 40.19216566 kg/d against a permitted limit of 0.68099999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
3722% over limit
Discharged 688 mg/L against a permitted limit of 18 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
678% over limit
Discharged 12.45 mg/L against a permitted limit of 1.6 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
633% over limit
Discharged 110 mg/L against a permitted limit of 15 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
2314% over limit
Discharged 20.82497983 kg/d against a permitted limit of 0.86259999 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2888% over limit
Discharged 4.07010997 kg/d against a permitted limit of 0.1362 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
1175% over limit
Discharged 7.52504994 kg/d against a permitted limit of 0.5902 kg/d (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Nitrogen, ammonia total [as N]
5% over limit
Discharged 0.094886 kg/d against a permitted limit of 0.0908 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
908% over limit
Discharged 10.52598991 kg/d against a permitted limit of 1.04419999 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
67% over limit
Discharged 0.98790399 kg/d against a permitted limit of 0.5902 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
525% over limit
Discharged 4.25851996 kg/d against a permitted limit of 0.68099999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
214% over limit
Discharged 5.02 mg/L against a permitted limit of 1.6 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
363% over limit
Discharged 11.1 mg/L against a permitted limit of 2.4 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
1775% over limit
Discharged 224.96 mg/L against a permitted limit of 12 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
422% over limit
Discharged 52.2 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
54% over limit
Discharged 0.21014298 kg/d against a permitted limit of 0.1362 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
181% over limit
Discharged 2.42327038 kg/d against a permitted limit of 0.86259999 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
2989% over limit
Discharged 556 mg/L against a permitted limit of 18 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
753% over limit
Discharged 128 mg/L against a permitted limit of 15 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
November 30, 2025
BOD, carbonaceous [5 day, 20 C]
47% over limit
Discharged 22 mg/L against a permitted limit of 15 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
50% over limit
Discharged 15 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
267% over limit
Discharged 2.49699998 kg/d against a permitted limit of 0.68099999 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
1600% over limit
Discharged 306 mg/L against a permitted limit of 18 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Solids, total suspended
1000% over limit
Discharged 132 mg/L against a permitted limit of 12 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
455% over limit
Discharged 5.79303995 kg/d against a permitted limit of 1.04419999 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
October 31, 2025
E. coli, colony forming units [CFU]
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 235 MPN/100mL (DAILY MX)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 kg/d against a permitted limit of 0.06356 kg/d (MO AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 1.6 mg/L (MX WK AV)
DMR, Limited - Overdue
Flow, total
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO TOTAL)
DMR, Monitor Only - Overdue
BOD, carbonaceous [5 day, 20 C]
0% over limit
Discharged 0 kg/d against a permitted limit of 0.5902 kg/d (MO AVG)
DMR, Limited - Overdue
BOD, carbonaceous [5 day, 20 C]
0% over limit
Discharged 0 mg/L against a permitted limit of 15 mg/L (MX WK AV)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 kg/d against a permitted limit of 0.0908 kg/d (MX WK AV)
DMR, Limited - Overdue
BOD, carbonaceous [5 day, 20 C]
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 1.1 mg/L (MO AVG)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 kg/d against a permitted limit of 0.68099999 kg/d (MO AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 kg/d against a permitted limit of 1.04419999 kg/d (MX WK AV)
DMR, Limited - Overdue
E. coli, colony forming units [CFU]
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 125 MPN/100mL (MO GEO)
DMR, Limited - Overdue
Oxygen, dissolved [DO]
0% over limit
Discharged 0 mg/L against a permitted limit of 6 mg/L (DLYAVMIN)
DMR, Limited - Overdue
BOD, carbonaceous [5 day, 20 C]
0% over limit
Discharged 0 kg/d against a permitted limit of 0.86259999 kg/d (MX WK AV)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 12 mg/L (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 18 mg/L (MX WK AV)
DMR, Limited - Overdue
September 30, 2024
E. coli, colony forming units [CFU]
33% over limit
Discharged 166 MPN/100mL against a permitted limit of 125 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
E. coli, colony forming units [CFU]
11% over limit
Discharged 260 MPN/100mL against a permitted limit of 235 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
39% over limit
Discharged 2.216 mg/L against a permitted limit of 1.6 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)