The state agency alleges OCI Beaumont failed to prevent 12,841 pounds of carbon monoxide, 128 pounds of nitrogen oxides and 30 pounds of volatile organic compounds from the methanol flare on May 11, 2022 for eight hours. TCEQ also said the ammonia plant failed to comply with maximum allowable emission rates. Indorama allegedly failed to prevent a number of emissions in 2022 and 2023. A total of 18,217 pounds of carbon monoxide, 15,530.46 pounds of volatile compounds and 3,364 pounds of nitrogen oxides also escaped into the air from the Port Neches plant across three emission events in 2023.