Archive: Environmental

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EPA Will Not Revisit Obama-Era NAAQS for Ozone

The Environmental Protection Agency (EPA) does not intend to revisit national ambient air quality standards (NAAQS) for ozone that the Obama administration issued in 2015, a court filing shows.  The agency said in its final status report submitted to the U.S. Court of Appeals for the D.C. Circuit on August 1 that it has reviewed […]

Courtesy: EEI

Water Use Down Drastically at U.S. Power Plants

Water withdrawn by U.S. steam-driven power generators fell 18% in 2015 compared to 2010, owing largely to plant closures, coal-to-gas fuel switching, and the use of more water-efficient cooling system

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A Captive Power Plant’s Quest for Reliability

An aluminum smelter in Odisha, India, built a 900-MW coal-fired captive power plant for its own power consumption. Though the plant features new generation turbogenerator sets, it was completed on time and on

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Dry Fork: A Model of Modern U.S. Coal Power

Dry Fork Station began commercial operation as a swath of older, less-efficient U.S. coal plants contemplated retirement amid a flood of environmental rules. Designed with foresight, this quintessential modern

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Clean Air Program Makes Shawnee Power Plant a Winner

Emissions standards have changed a lot since the Shawnee Fossil Plant entered service during President Eisenhower’s second term in office, but the Tennessee Valley Authority has done its part to help the

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EPA Finalizes First Set of Coal Ash Rule Revisions

The Trump administration has finalized a significantly weakened rule governing the disposal of coal ash in landfills and surface impoundments by coal generators nationwide. The Environmental Protection Agency (EPA) revealed on July 18 that it signed the first rule of its two-part rulemaking set that overhauls the Obama administration’s final 2015 rules for the disposal […]