STOLTHAVEN HOUSTON TERMINAL
NPDES ID: TX0091855
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
Violations
September 30, 2025
Oil & Grease
75% over limit
Discharged 23.8940198 kg/d against a permitted limit of 13.62 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2025
Cyanide, free [as free]
13% over limit
Discharged 0.0098 mg/L against a permitted limit of 0.0087 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
February 28, 2025
Zinc, total [as Zn]
272% over limit
Discharged 1.85 mg/L against a permitted limit of 0.497 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Zinc, total [as Zn]
165% over limit
Discharged 0.65275 mg/L against a permitted limit of 0.246 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
November 30, 2024
Zinc, total [as Zn]
3% over limit
Discharged 0.2536 mg/L against a permitted limit of 0.246 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Zinc, total [as Zn]
35% over limit
Discharged 0.672 mg/L against a permitted limit of 0.497 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)