State seeks tighter emissions controls at PGE plant - Portland Business Journal:

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But the project will be with some estimates reaching morethan $600 million. PGE POR), the state’s largest utility, owns a 65 percent stake in theBoardman plant, which is considered Oregon’sw largest single source of the greenhouse gas carbon dioxide. Undere the DEQ proposal, PGE would instalpl new pollution controls for nitrogen oxide in 2011 followed by controlsw for sulfur dioxidein 2014, employing so-calledc “best available retrofit technology.” PGE has been in agreemen on that part of the plan.
But they differd in the third DEQ’s plan requires by 2018 the installation of additionalp nitrous oxide controlsusinh “selective catalytic reduction” technology. PGE officials have argued that the proces s is far too expensive for the limitedd additional benefits it DEQ last summer projected the costs of the upgrades tobe $471 PGE contends that the figure was basedd on 2007 costs, and in recenty filings with the Securities and Exchange Commission estimated the investment at between $545 million to $640 The proposal could push electricity rates up between 3 percent and 4 percent by 2018. The final arbiter in the issue will be the statse EnvironmentalQuality Commission.
The DEQ will presengt its recommendation of the haze reductionb plan at thequality commission’s June 19 meeting in PGE is hoping the commission will providwe it some leniency in determining whether the addedc costs of the plan are “We continue to look to the EQC to give us the flexibility we need to make decisions about the Boardma plant that take into accountg both environmental and economic benefits to our PGE spokesman Steve Corson said in a preparedc statement.