Tuesday, March 31, 2015
The EPA is proposing to use its authority under Section 8(a) of the Toxic Substances Control Act (TSCA) to require persons who manufacture, import, or process, or intend to manufacture or process nanoscale materials to report information about those materials to the Agency.
One day you’re a conditionally exempt small quantity generator (CESQG) of hazardous waste, and then the next day you realize you’re a small quantity generator (SQG) of hazardous waste. Only it’s not one day that’s the issue; it’s one month, as hazardous waste generator status is determined by the volumes of hazardous waste generated monthly.
Monday, March 30, 2015
As part of its Work Plan Chemical Assessment program, the EPA has issued a final risk assessment for n-methylpyrrolidone (also referred to as 1-methyl-2-pyrrolidinone [the TSCA inventory name] or NMP).
Friday, March 27, 2015
The EPA is reproposing a key definition that is part of the Agency’s 2012 New Source Performance Standards (NSPS) governing emissions of volatile organic compounds (VOCs) from wells drilled by the oil and gas industry.
Thursday, March 26, 2015
In 90 minutes of verbal sparring, eight justices of the U.S. Supreme Court aggressively questioned attorneys representing opposing sides in a case that can potentially dismantle EPA’s Mercury and Air Toxics Standard (MATS) governing fossil fuel power plants.
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