NPDES ID: IN0038016
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: 5 effluent violations.
Violations
May 31, 2026
Nitrogen, ammonia total [as N]
79% over limit
Discharged 0.4062392 kg/d against a permitted limit of 0.227 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
83% over limit
Discharged 2.74 mg/L against a permitted limit of 1.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
44% over limit
Discharged 4.33 mg/L against a permitted limit of 3 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
107% over limit
Discharged 0.93800939 kg/d against a permitted limit of 0.454 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2026
Solids, total suspended
17% over limit
Discharged 4.47053796 kg/d against a permitted limit of 3.81359997 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2026
Solids, total suspended
65% over limit
Discharged 6.28789995 kg/d against a permitted limit of 3.81359997 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2026
Solids, total suspended
179% over limit
Discharged 12.66886989 kg/d against a permitted limit of 4.53999996 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
28% over limit
Discharged 38.5 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
726% over limit
Discharged 31.50623774 kg/d against a permitted limit of 3.81359997 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
52% over limit
Discharged 4.572 mg/L against a permitted limit of 3 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
10% over limit
Discharged 66 mg/L against a permitted limit of 60 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
133% over limit
Discharged 17.66241585 kg/d against a permitted limit of 7.58179994 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
166% over limit
Discharged 1.20627799 kg/d against a permitted limit of 0.454 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
101% over limit
Discharged 7.65943394 kg/d against a permitted limit of 3.81359997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
109% over limit
Discharged 1.89953598 kg/d against a permitted limit of 0.90799999 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
January 31, 2026
Nitrogen, ammonia total [as N]
10% over limit
Discharged 6.61 mg/L against a permitted limit of 6 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
66% over limit
Discharged 0.75227799 kg/d against a permitted limit of 0.454 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
105% over limit
Discharged 6.145 mg/L against a permitted limit of 3 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
54% over limit
Discharged 1.39559599 kg/d against a permitted limit of 0.90799999 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2025
Nitrogen, ammonia total [as N]
48% over limit
Discharged 0.67101199 kg/d against a permitted limit of 0.454 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
76% over limit
Discharged 5.275 mg/L against a permitted limit of 3 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
55% over limit
Discharged 1.41103199 kg/d against a permitted limit of 0.90799999 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2025
Nitrogen, ammonia total [as N]
92% over limit
Discharged 2.885 mg/L against a permitted limit of 1.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
31% over limit
Discharged 0.59519399 kg/d against a permitted limit of 0.454 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
29% over limit
Discharged 3.87 mg/L against a permitted limit of 3 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
58% over limit
Discharged 0.359568 kg/d against a permitted limit of 0.227 kg/d (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Nitrogen, ammonia total [as N]
158% over limit
Discharged 0.586114 kg/d against a permitted limit of 0.227 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
204% over limit
Discharged 1.38197599 kg/d against a permitted limit of 0.454 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
48% over limit
Discharged 2.226 mg/L against a permitted limit of 1.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
6% over limit
Discharged 3.18 mg/L against a permitted limit of 3 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2025
pH
0% over limit
Discharged 9.12 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
August 31, 2025
Solids, total suspended
6% over limit
Discharged 3.86717197 kg/d against a permitted limit of 3.63199997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.47 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
81% over limit
Discharged 13.16509189 kg/d against a permitted limit of 7.26399994 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
July 31, 2025
pH
0% over limit
Discharged 9.31 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2025
Solids, total suspended
43% over limit
Discharged 43 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
24% over limit
Discharged 31 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
BOD, carbonaceous [5 day, 20 C]
22% over limit
Discharged 9.21392992 kg/d against a permitted limit of 7.58179994 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
15% over limit
Discharged 4.38790996 kg/d against a permitted limit of 3.81359997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
66% over limit
Discharged 7.55455994 kg/d against a permitted limit of 4.53999996 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
330% over limit
Discharged 16.41209986 kg/d against a permitted limit of 3.81359997 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
37% over limit
Discharged 41.2 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
18% over limit
Discharged 71 mg/L against a permitted limit of 60 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2024
Solids, total suspended
2% over limit
Discharged 3.88669397 kg/d against a permitted limit of 3.81359997 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2024
pH
0% over limit
Discharged 9.33 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
August 31, 2024
pH
0% over limit
Discharged 9.45 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
August 1, 2026 (5 days ago)