http://www.coalpowermag.com COAL POWER en-us 2013 Sat, 18 May 2013 9:10:17 EDT A rule proposed by the Environmental Protection Agency (EPA) directs 36 states to revise their Clean Air Act State Implementation Plans (SIPs) to eliminate exemptions for excess emissions of air pollutants at power plants during startup, shutdown, or when the plant malfunctions.... http://www.coalpowermag.com/environmental/474.html Mon, 1 Apr 2013 0:00:00 EDT Power plant emissions of sulfur dioxide (SO2) and nitrogen oxides (NOx) in the U.S. declined to their lowest level since 1990, the Energy Information Administration (EIA) said in early March.... http://www.coalpowermag.com/environmental/475.html Mon, 1 Apr 2013 0:00:00 EDT The Environmental Protection Agency (EPA) estimates final regulations curbing greenhouse gas (GHG), mercury, and air toxics emissions from new sources could appear in the Federal Register by the end of April. Also forthcoming are final cooling water intake rules and proposed effluent guidelines. The coal ash rule, which has no target date for a final rule, may not be issued this year, the agency said.... http://www.coalpowermag.com/environmental/476.html Mon, 1 Apr 2013 0:00:00 EDT The integrated gasification combined cycle (IGCC) plant located in Kemper County, Mississippi, is a 2 x 1 plant that will produce 582 MW at peak and 524 MW fired on syngas, with ammonia, sulfuric acid, and carbon dioxide as by-products. The carbon dioxide will be used for enhanced oil recovery (EOR). Engineering was completed in Q3 2012, and the facility’s commercial operation date is planned for May 2014.... http://www.coalpowermag.com/environmental/480.html Mon, 1 Apr 2013 0:00:00 EDT Recent experience on the Deely 2 SCR retrofit project reminds us that the time spent in thoroughly planning a project prior to the start of construction is usually repaid with avoided construction delays.... http://www.coalpowermag.com/environmental/481.html Mon, 1 Apr 2013 0:00:00 EDT The Environmental Protection Agency (EPA) issued a final rule in December that strengthens its National Ambient Air Quality Standard (NAAQS) for fine particulate matter (PM2.5) to 12.0 micrograms per cubic meter (μg/m3) but declared it would not finalize a proposal to update separate secondary PM2.5 standards. The final rule's issuance was lauded by environmental and public health groups, though industry groups opposed it, citing concerns that nonattainment areas would suffer economic setbacks.... http://www.coalpowermag.com/environmental/464.html Mon, 28 Jan 2013 0:00:00 EST The Environmental Protection Agency (EPA) on Dec. 20 finalized changes to a specific set of adjustments to the Clean Air Act that apply to coal, oil, natural gas, and biomass boilers and certain solid waste incinerators.... http://www.coalpowermag.com/environmental/466.html Mon, 28 Jan 2013 0:00:00 EST The world’s first supercritical pulverized coal–fired low mass flux vertical tube Benson boiler is Jinzhushan 3, located in the Hunan Province of the People’s Republic of China. The 600-MW Babcock & Wilcox Power Generation Group Inc. once-through boiler burns Chinese anthracite using downshot pulverized coal (PC) technology. Part 1 of this three-part article presented a summary of the project design features. Part 2 discussed the boiler technology. This third and final part reviews the plant’s performance test results.... http://www.coalpowermag.com/environmental/468.html Mon, 28 Jan 2013 0:00:00 EST Proposed U.S. Environmental Protection Agency rules and a greater reliance on newer generation technologies have put the nation’s aging fossil-fueled generation units at risk of retirement. The numbers demonstrate that the U.S. power generating fleet is older than you may believe.... http://www.coalpowermag.com/environmental/470.html Mon, 28 Jan 2013 0:00:00 EST Duke Energy said  in mid-October that testing was under way in preparation for commercial operation next year of its 630-MW integrated gasification combined cycle (IGCC) Edwardsport power plant in Knox County, Ind.... http://www.coalpowermag.com/environmental/452.html Tue, 27 Nov 2012 0:00:00 EST