Investigators searched for the cause of the massive Thursday morning explosion at the refinery, capable of processing up to 38,000 barrels of oil a day, which shook the city of Superior, Wisconsin, home to about 27,000 people.
Located about 115 miles from Grand Marais, news of the incident spread quickly up the North Shore.
The evacuation order for thousands of people was lifted at 6 a.m. Friday.
As the scene in Superior returns to normality, there remains the issue of lingering after-effects to both humans and the environment.
"All indications are that the refinery site is safe and stable and the air quality is clean and normal", Superior Mayor Jim Paine said on Facebook.
The 50,000 bbl/d refinery in Superior, Wisconsin, was shutting down in preparation for a five-week turnaround, when an explosion was reported yesterday at 10:00 local time. David Morrison, the federal on scene coordinator with the EPA said the agency started a monitoring program Thursday for first responders, police and crews in the "hotzone".
"They said 'evacuate, evacuate, '" said Susan Mattson, a local librarian and cafe regular.
Mattson gathered up her dogs, Molly and Kasey, at home and pointed her vehicle toward Duluth, Minn., usually a 10-minute drive.
From there, they can pass directly into a person's bloodstream, said Neil Carman, a former refinery inspector for the Texas Commission on Environmental Quality, now with the Sierra Club. "There is still a lot of heat in the product", Panger said. Those hospitalized will be released on Friday, according to authorities. "There were very low, trace levels, well below any health standards, of volatile chemicals and dust and particulates", Morrison said. Superior Refining has been conducting air monitoring and will continue to do so.
Thick, black smoke poured from the refinery hours after the explosion. That's why we evac'ed them!
Roth said the fire did not spread to the huge Enbridge crude oil terminal across the street.
Panger, the Superior fire chief, said the hydrogen fluoride was stored in an area about 150 feet from the fire, and that it was constantly sprayed with water. Fire officials say the fire may have been fueled by asphalt. It was owned for decades by Murphy Oil, which bought it in 1958. U.S. Department of Labor spokesman Scott Allen said the Occupational Safety and Health Administration fined Calumet Superior LLC $21,000 over emergency response and flammable liquids violations in 2015.
He said there were two projects going on at the Husky Refinery, yearly maintenance and what he calls a "flexibility" project.
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Jackson was named to succeed David Shulkin at the Department of Veterans Affairs after Shulkin was ousted last month. Trump said, suggesting that Jackson drop out not because of the allegations, but because of partisan politics.
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Syracuse University permanently expelled the Theta Tau chapter over the weekend and charged 18 students with undisclosed offenses. In the video sent on Saturday, Syverud said the university began its review of the SU Greek system.
China was informed late Sunday of the accident and its embassy in Pyongyang dispatched personnel to the scene, the ministry said. Chinese state media footage showed the blue tour bus completely flipped over, with part of its body broken.
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