NPDES ID: MSP090691
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: 3 effluent violations.
Violations
May 31, 2026
Solids, total suspended
2% over limit
Discharged 715 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2026
Solids, total suspended
50% over limit
Discharged 1050 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
8% over limit
Discharged 644.22599459 kg/d against a permitted limit of 596.55599499 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2026
Solids, total suspended
34% over limit
Discharged 937 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2026
Solids, total suspended
50% over limit
Discharged 894.83399248 kg/d against a permitted limit of 596.55599499 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
46% over limit
Discharged 876 mg/L against a permitted limit of 600 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
18% over limit
Discharged 2514.70597887 kg/d against a permitted limit of 2129.71398211 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
8% over limit
Discharged 2595 mg/L against a permitted limit of 2400 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
133% over limit
Discharged 1630 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
83% over limit
Discharged 4580 mg/L against a permitted limit of 2500 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
8% over limit
Discharged 492.13599586 kg/d against a permitted limit of 454.45399618 kg/d (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
BOD, 5-day, 20 deg. C
8% over limit
Discharged 2600 mg/L against a permitted limit of 2400 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
77% over limit
Discharged 3779.54996824 kg/d against a permitted limit of 2129.71398211 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
5% over limit
Discharged 632 mg/L against a permitted limit of 600 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
106% over limit
Discharged 1440 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
158% over limit
Discharged 6440 mg/L against a permitted limit of 2500 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
44% over limit
Discharged 856.24399281 kg/d against a permitted limit of 596.55599499 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2025
BOD, 5-day, 20 deg. C
8% over limit
Discharged 2690 mg/L against a permitted limit of 2500 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
199% over limit
Discharged 2090 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
13% over limit
Discharged 513.01999569 kg/d against a permitted limit of 454.45399618 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
78% over limit
Discharged 1060.54399109 kg/d against a permitted limit of 596.55599499 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
58% over limit
Discharged 945 mg/L against a permitted limit of 600 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Solids, total suspended
34% over limit
Discharged 935 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
2% over limit
Discharged 613 mg/L against a permitted limit of 600 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
9% over limit
Discharged 2625 mg/L against a permitted limit of 2400 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
42% over limit
Discharged 3540 mg/L against a permitted limit of 2500 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
0% over limit
Discharged 2131.07598209 kg/d against a permitted limit of 2129.71398211 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2025
Solids, total suspended
14% over limit
Discharged 681.45399427 kg/d against a permitted limit of 596.55599499 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
43% over limit
Discharged 1000 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
29% over limit
Discharged 3220 mg/L against a permitted limit of 2500 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
3% over limit
Discharged 2194.63598156 kg/d against a permitted limit of 2129.71398211 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
July 31, 2025
BOD, 5-day, 20 deg. C
4% over limit
Discharged 2600 mg/L against a permitted limit of 2500 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2025
Solids, total suspended
19% over limit
Discharged 835 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2025
BOD, 5-day, 20 deg. C
39% over limit
Discharged 3480 mg/L against a permitted limit of 2500 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
January 31, 2025
Solids, total suspended
83% over limit
Discharged 1280 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
33% over limit
Discharged 3330 mg/L against a permitted limit of 2500 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
9% over limit
Discharged 649.21999454 kg/d against a permitted limit of 596.55599499 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
29% over limit
Discharged 775 mg/L against a permitted limit of 600 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Solids, total suspended
36% over limit
Discharged 952 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2024
Solids, total suspended
10% over limit
Discharged 767 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2024
Solids, total suspended
8% over limit
Discharged 758 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
August 31, 2024
Solids, total suspended
13% over limit
Discharged 790 mg/L against a permitted limit of 700 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
August 1, 2026 (5 days ago)