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GE Gas Turbines

GE Nat Gas Turbines to Cut TVA’s CO2 Emissions 65%

General Electric will supply two high-efficiency 7HA.02 gas turbine generators for the Tennessee Valley Authority’s  new combined-cycle Allen plant, which will replace TVA’s three coal-fired units. TVA is retiring the units to meet the EPA’s December 2018 deadline to reduce coal emissions. GE’s 7HA.02 gas turbines run on natural gas. … Read more »

TVA Plans Significant Cut in Carbon Emissions

The Tennessee Valley Authority says by 2020 it will cut carbon emissions amounting to half of what they were at their peak in 1995, in response to proposed new guidelines released by the EPA. The Clean Power Plan, released by the EPA on June 2, would carbon emissions by 30 … Read more »

Policy & Enforcement Briefing: Ontario Ditches Coal, Wind Farm Guilty in Bird Deaths

Ontario’s last coal-burning power plant is due to close in the next year, and premier Kathleen Wynne plans this week to introduce a bill, the Ending Coal for Cleaner Air Act, to ban coal in the province entirely. Wynne hosted Al Gore at a public event to celebrate the ahead-of-schedule closure of … Read more »

Policy & Enforcement Briefing: Refinery Controls, Ex-EPA Official Charged

John C. Beale, a former deputy assistant administrator in the EPA’s Office of Air and Radiation, was charged Friday with stealing $886,186 from the agency between 2000 and April 2013. If convicted, Beale faces up to 10 years in prison, the Washington Post reports. Sen. David Vitter (R-LA), the ranking Republican … Read more »

Beyond Energy Companies: Who are the Big Emitters?

Not surprisingly, the Greenhouse 100 index of the nation’s top greenhouse gas emitters – released yesterday by the Political Economy Research Institute at the University of Massachusetts, Amherst – is dominated by utilities and oil and gas companies. So who are the outliers? The highest-emitting company not hailing from the … Read more »

Watts Bar 1

Policy & Enforcement Briefing: Nuclear and Hydro Approval, Ozone Standards

The Nuclear Regulatory Commission has concluded that there are no environmental impacts would preclude issuing an operating license for the Tennessee Valley Authority’s under-construction, 1,150 MW Watts Bar 2 nuclear reactor near Spring City, Tenn. The NRC continues its safety review of the license application, and expects to update its Final Safety Evaluation Report … Read more »

Power Plants Cut CO2 Emissions 7% in Three Years

Power Plants Cut CO2 Emissions 7% in Three Years

US power plants cut emissions from nitrous oxides (NOx), sulfur dioxide (SO2) and CO2 in 2011 even as overall electricity generation increased, according to data from the Energy Information Administration and the EPA. In 2011, power plant NOx and SO2 emissions were 70 percent and 72 percent lower, respectively, than … Read more »

Coal Plants Drag Heels on Emissions Cuts

Coal Plants Drag Heels on Emissions Cuts

Emissions increased or showed little change at seven of the 10 worst mercury-emitting coal-fired power plants in 2011, compared to 2010, according to a report by the Environmental Integrity Project. The seven plants are owned by Luminant Generation, Southern Company, Great River Energy, Grand River Dam Authority and DTE Energy. But … Read more »

TVA Power Savings Could Come from Energy Efficient Appliances

The mass installation of such energy efficiency measures as compact fluorescent lighting and heating and cooling systems could effectively flatten Tennessee’s power demand for the next 18 years, according to research commissioned by utility Tennessee Valley Authority. The research by Global Energy Partners estimated the region’s achievable savings potential at … Read more »

EPA Releases Secret ‘Watch List’ of Potential Clean Air Violators

Facilities operated by Abbott Labs, Boeing, Ford, GE, GM, Shell and Weyerhaeuser all appear on a secret EPA “watch list” published. for the first time, by NPR and the Center for Public Integrity. The EPA created the list in 2004 in response to criticism that it wasn’t being tough enough … Read more »

Utilities, EPA Both Winners in Supreme Court GHG Ruling

The Supreme Court has ruled unanimously against the states in AEP v. Connecticut, ruling that they can’t invoke federal law to force utilities to cut greenhouse-gas emissions, Bloomberg reports. The six states –  California, Connecticut, Iowa, New York, Rhode Island, and Vermont – along with New York City and three … Read more »

Penn State, U. Tennessee Aim for Big Energy Savings

Two universities are implementing energy management strategies that, in at least one case, are projected to deliver big savings. At Penn State, a university-wide team has invested in PC power management software called BigFix, as part of an overarching initiative that could reduce the institution’s power bill by about $800,000 … Read more »