The first explosion occurred at around 1.00 a.m. on Wednesday and was heard and felt throughout Port Neches, where 13,000 residents live.
TPC officials know that at least three tanks have been damaged by the blaze, but firefighters have not been able to fully assess damage at the plant as they remain in a defensive position, Monk said.
Personnel have been evacuated from the plant, which makes products for chemical and petroleum companies, said TPC Group, which runs the Port Neches Operations site.
12NewsNow reported that the blast took place near the intersection of Park Street and Highway 366.
Almost 8% annual GHG cuts required to hit Paris' 1.5C goal
Expressing its concern, United Nations said that drastic action is the only way to avoid the worst effects of climate change . To stop so they agreed on the must decrease emissions and work towards a low-carbon world within decades.
"The event is on going, but will be brought under control as quickly and safely as possible", the group, which makes products derived from petrochemical raw materials such as C4 hydrocarbons, said in a statement.
Teams have been sent to the facility's fence line and surrounding neighborhoods to test air quality, officials said.
"Our focus is on protecting the safety of responders and the public, and minimizing any impact to the environment", TPC Group said.
The refinery is owned by TPC Group, which has reportedly accounted for all of its employees. About 13,000 people live in Port Neches, and some said their home windows were blown out by the blast. "Please keep all emergency workers and plant workers in your prayers as they deal with the aftermath".
Others characterized the blast as sounding "like a nuke", according to the news outlet. He graduated from the University of Memphis with majors in journalism and art history, and a minor in geology.