LOU ANA PLANT
NPDES ID: LA0034509
X — SNC: Effluent violation (non-monthly average limit)
The facility discharged more of a pollutant than its permit allows, measured over a period other than a monthly average.
This quarter: 5 effluent violations, 1 reporting violation.
Violations
June 30, 2026
Oil & Grease
84% over limit
Discharged 27.6 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Carbon, tot organic [TOC]
17% over limit
Discharged 58.6 mg/L against a permitted limit of 50 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2026
Oil & Grease
324% over limit
Discharged 63.6 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2026
Oil & Grease
461% over limit
Discharged 84.1 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Carbon, tot organic [TOC]
4% over limit
Discharged 52.2 mg/L against a permitted limit of 50 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2026
Carbon, tot organic [TOC]
27% over limit
Discharged 63.6 mg/L against a permitted limit of 50 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Oil & Grease
7033% over limit
Discharged 1070 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2026
Carbon, tot organic [TOC]
0% over limit
Discharged 0 mg/L against a permitted limit of 50 mg/L (DAILY MX)
DMR, Limited - Overdue
October 31, 2025
Solids, total suspended
16% over limit
Discharged 69.05339942 kg/d against a permitted limit of 59.4739995 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Carbon, tot organic [TOC]
100% over limit
Discharged 100 mg/L against a permitted limit of 50 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Oil & Grease
247% over limit
Discharged 52.1 mg/L against a permitted limit of 15 mg/L (DAILY MX)
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 (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2025
Carbon, tot organic [TOC]
716% over limit
Discharged 408 mg/L against a permitted limit of 50 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
July 31, 2025
Oil & Grease
399% over limit
Discharged 74.8 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2025
Carbon, tot organic [TOC]
264% over limit
Discharged 182 mg/L against a permitted limit of 50 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2025
Oil & Grease
292% over limit
Discharged 58.8 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2025
Oil & Grease
97% over limit
Discharged 29.5 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
January 31, 2025
Carbon, tot organic [TOC]
10% over limit
Discharged 54.9 mg/L against a permitted limit of 50 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Oil & Grease
7767% over limit
Discharged 1180 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2024
Oil & Grease
49% over limit
Discharged 22.3 mg/L against a permitted limit of 15 mg/L (DAILY MX)
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 (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2024
Oil & Grease
85% over limit
Discharged 27.7 mg/L against a permitted limit of 15 mg/L (DAILY MX)
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 (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2024
BOD, carbonaceous [5 day, 20 C]
7% over limit
Discharged 16 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Carbon, tot organic [TOC]
10% over limit
Discharged 54.8 mg/L against a permitted limit of 50 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
174% over limit
Discharged 109.32319908 kg/d against a permitted limit of 39.95199966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
366% over limit
Discharged 277.34859767 kg/d against a permitted limit of 59.4739995 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2024
Solids, total suspended
22% over limit
Discharged 72.27679939 kg/d against a permitted limit of 59.4739995 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Oil & Grease
4007% over limit
Discharged 616 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Carbon, tot organic [TOC]
174% over limit
Discharged 137 mg/L against a permitted limit of 50 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
August 31, 2024
Oil & Grease
432% over limit
Discharged 79.8 mg/L against a permitted limit of 15 mg/L (DAILY MX)
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 (DAILY MX)
DMR, Limited - Numeric Violation
Carbon, tot organic [TOC]
5% over limit
Discharged 52.5 mg/L against a permitted limit of 50 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (3 hours ago)