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"Underground storage tank" or "UST" means any one or combination of tanks including connected underground pipes that is used to contain regulated substances, and the volume of which including the volume of underground pipes is 10 percent or more beneath the surface of the ground. [1]
This amendment sought to standardize international hazardous material transportation requirements as recommended by the United Nations, [16] define preemption over local state regulations that differed from the Act's regulations, and to give more authority to the Secretary of Transportation in requiring registration of hazardous materials ...
As of September 2014, the federally financed but mostly state-run leaking underground storage tank program has found 521,271 petroleum releases from underground storage tanks at 205,000 facilities, 86% of which have been remediated. In fiscal year 2014, 6,847 new leaking tanks were discovered. [48]
The 10-year contract covers work at the Hanford site tank farms, where 56 million gallons of radioactive waste are stored in underground tanks, and operation of the vitrification plant to treat ...
Complying with the regulations, the EPA estimated in 2015, would cost tank owners and operators a total of $160 million a year — or about $715 per facility per year.
The operation of underground storage tanks (USTs) became subject to the RCRA regulatory program with enactment of the Hazardous and Solid Waste Amendments of 1984 (HSWA). [10] At that time there were about 2.1 million tanks subject to federal regulation, and the EPA program led to closure and removal of most substandard tanks. [11]
Regulation of Underground Storage Tanks. The Underground Storage Tank (UST) Program was launched in 1985 and covers about 553,000 active USTs containing petroleum and hazardous chemicals. Since 1984, 1.8 million USTs have been closed in compliance with regulations.
Tank AX-101, which is not suspected of having leaked, was built in the mid-1960s using carbon steel and reinforced concrete. Waste was added to the four AX tanks from 1969 to 1980.