NPDES ID: TX0034738
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
Violations
October 31, 2025
Chlorine, total residual
40% over limit
Discharged 0.6 mg/L against a permitted limit of 1 mg/L (MO MIN)
DMR, Limited - Numeric Violation
June 30, 2025
Chlorine, total residual
10% over limit
Discharged 0.9 mg/L against a permitted limit of 1 mg/L (MO MIN)
DMR, Limited - Numeric Violation
April 30, 2025
Chlorine, total residual
30% over limit
Discharged 0.7 mg/L against a permitted limit of 1 mg/L (MO MIN)
DMR, Limited - Numeric Violation
March 31, 2025
Chlorine, total residual
205% over limit
Discharged 12.2 mg/L against a permitted limit of 4 mg/L (MO MAX)
DMR, Limited - Numeric Violation
Molybdenum, total [as Mo]
7% over limit
Discharged 88.15771926 kg/d against a permitted limit of 82.3102 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Molybdenum, total [as Mo]
56% over limit
Discharged 57.40375952 kg/d against a permitted limit of 36.8194 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Chlorine, total residual
60% over limit
Discharged 0.4 mg/L against a permitted limit of 1 mg/L (MO MIN)
DMR, Limited - Numeric Violation
Solids, total suspended
30% over limit
Discharged 26.78599977 kg/d against a permitted limit of 20.61159983 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
February 28, 2025
Solids, total suspended
23% over limit
Discharged 25.42399979 kg/d against a permitted limit of 20.61159983 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
November 30, 2024
Solids, total suspended
50% over limit
Discharged 30.87199974 kg/d against a permitted limit of 20.61159983 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
23% over limit
Discharged 53.11799955 kg/d against a permitted limit of 43.35699964 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2024
Solids, total suspended
111% over limit
Discharged 43.58399963 kg/d against a permitted limit of 20.61159983 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
107% over limit
Discharged 89.89199924 kg/d against a permitted limit of 43.35699964 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2024
Solids, total suspended
41% over limit
Discharged 61.28999949 kg/d against a permitted limit of 43.35699964 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
30% over limit
Discharged 26.78599977 kg/d against a permitted limit of 20.61159983 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
July 31, 2024
BOD, carbonaceous [5 day, 20 C]
75% over limit
Discharged 46.10823961 kg/d against a permitted limit of 26.33199978 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Molybdenum, total [as Mo]
59% over limit
Discharged 130.8881989 kg/d against a permitted limit of 82.3102 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
76% over limit
Discharged 36.31999969 kg/d against a permitted limit of 20.61159983 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
32% over limit
Discharged 57.20399952 kg/d against a permitted limit of 43.35699964 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Lead, total [as Pb]
240% over limit
Discharged 0.46762 kg/d against a permitted limit of 0.137562 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
37% over limit
Discharged 72.63999939 kg/d against a permitted limit of 53.11799955 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Carbon, tot organic [TOC]
20% over limit
Discharged 30.32719975 kg/d against a permitted limit of 25.2424 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Molybdenum, total [as Mo]
126% over limit
Discharged 83.0819993 kg/d against a permitted limit of 36.8194 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)