NPDES ID: AR0001601
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: 2 effluent violations.
Violations
April 30, 2026
BOD, 5-day, 20 deg. C
20% over limit
Discharged 1547.504387 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.93 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
March 31, 2026
BOD, 5-day, 20 deg. C
46% over limit
Discharged 3780.91196823 kg/d against a permitted limit of 2588.16317825 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
51% over limit
Discharged 1952.74478359 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.99 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
February 28, 2026
pH
0% over limit
Discharged 9.95 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
43% over limit
Discharged 3703.86816888 kg/d against a permitted limit of 2588.16317825 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
123% over limit
Discharged 2883.67177577 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
pH
0% over limit
Discharged 9.92 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
22% over limit
Discharged 3165.7419734 kg/d against a permitted limit of 2588.16317825 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
74% over limit
Discharged 2254.56398106 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
3% over limit
Discharged 1336.25818877 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
BOD, 5-day, 20 deg. C
13% over limit
Discharged 1464.51318769 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.36 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
60% over limit
Discharged 2069.87678261 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
15% over limit
Discharged 2974.01777501 kg/d against a permitted limit of 2588.16317825 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2025
BOD, 5-day, 20 deg. C
60% over limit
Discharged 2067.28898263 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2025
pH
0% over limit
Discharged 9.24 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
September 30, 2025
BOD, 5-day, 20 deg. C
6% over limit
Discharged 1376.30098844 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
BOD, 5-day, 20 deg. C
1% over limit
Discharged 2624.07457795 kg/d against a permitted limit of 2588.16317825 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.43 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
8% over limit
Discharged 1392.7357883 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
18% over limit
Discharged 3048.56457438 kg/d against a permitted limit of 2588.16317825 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2025
pH
0% over limit
Discharged 9.68 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
April 30, 2025
BOD, 5-day, 20 deg. C
11% over limit
Discharged 2862.65157595 kg/d against a permitted limit of 2588.16317825 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.41 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
36% over limit
Discharged 1756.75298524 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
BOD, 5-day, 20 deg. C
61% over limit
Discharged 4179.79636488 kg/d against a permitted limit of 2588.16317825 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
51% over limit
Discharged 1948.11398363 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.55 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
February 28, 2025
BOD, 5-day, 20 deg. C
37% over limit
Discharged 1770.55458512 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
BOD, 5-day, 20 deg. C
136% over limit
Discharged 3054.87517433 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
53% over limit
Discharged 3964.96356668 kg/d against a permitted limit of 2588.16317825 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2024
BOD, 5-day, 20 deg. C
10% over limit
Discharged 1426.01398802 kg/d against a permitted limit of 1293.89998913 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
0% over limit
Discharged 2599.42237816 kg/d against a permitted limit of 2588.16317825 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)