Environmental Law Monitor

The U.S. Environmental Protection Agency this week announced new guidance on New Source Review (NSR) preconstruction permitting requirements “to provide much needed clarity for the buildout of essential power generation and reshoring of manufacturing.” The action, according to the agency, “provides flexibility to begin certain building activities that are not related to air emissions, such … Continued

The Environmental Protection Agency intends to issue a rule updating its Clean Air Act emission standards for new and existing municipal solid waste (MSW) landfills to cut methane and other harmful landfill gas emissions.  The rule follows another Clean Air Act-related proposal the EPA issued in January, designed to reduce emissions of nine pollutants, including … Continued

On a clear day, you can’t actually see forever — if you follow the blue sky out to the horizon, you will often see it become somewhat more pale and opaque, owing to ‘visible pollution,’ or “haze” — the result of the interaction of sunlight with particulate matter in the air. Before the modern industrial … Continued

Stationary combustion turbines, often referred to as gas turbines, are used to generate high volumes of electricity at power stations, dams, and industrial centers. Despite their size, noise, and prodigious output, these engines are simple, with a design that dates, at least in concept, all the way back to 150 BC when a Greek inventor … Continued

After years of delays – largely due to the COVID-19 pandemic – on April 11, 2023, the U.S. Environmental Protection Agency finally issued two proposals that would reduce ethylene oxide (EtO) emissions affecting fence-line communities neighboring EtO sterilization facilities and establish direct protections for facility employees likely to be regularly exposed to this sterilizing chemical. … Continued

In early January, the U.S. Environmental Protection Agency announced a proposal to revise and strengthen a key national ambient air quality standard (NAAQS) for fine particle pollution, also known as PM2.5. The Clean Air Act requires EPA to set two types of NAAQS: health-based standards, called primary standards, and standards to protect public welfare, called secondary standards. Based on … Continued

Ethylene oxide is a gas commonly used to make other chemicals utilized in a variety of consumer and industrial goods, including fabric, detergents, medicines, and adhesives. It’s even used to sterilize medical devices and spices and to kill microorganisms in grains. But ethylene oxide is acknowledged as a known human carcinogen (cancer-causing compound or substance) … Continued