# Oregon DEQ Air Quality: DEQRegulations ofPGEBoardman Page 1 of2 f

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# • Air Quality PGE Boardmafl DEQHome > AirQuaiJty PGE Boardman



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# =::,., DEQ Regulation of PGE Boardman

Ha:oe DEQ's 

### proposed revisions to air pollution control rutes adopted in 2009 for the PGE Boardman coal-fired power plant were approved by the • Air Quality Home Environmental Q,Jality Commission atthe commission's 

### December 2010 meeting. The revisions allow PGE to choose to close the coal-fired pow • Air Quality Index plant near Boardman 

### by 2020 

### and satisfy federal requirements for airquality and pollution controls to reduce haze emiSSions. The rules also: • AirToxics • Repeal the 2009 rulethat requires expensive poHvtion control equipment and allows the plantto operate until 2040 • Burning and • Ensurethe permanent closure ofthe Boardman coal-fired boiler no laterthan 

### Dec. 31, 2020.

smoke 

### • Use drysorbent injection controls to meetfederal regulations for sulfur dioxide control (as proposed 

### by DEQ in its 2018 option), • Columbia Gorge • A more stringent sulfur dioxide limitfrom 2018-2020 as 

### proposed by DEQ.**~** Maintenance and • Include a 2015 closure option if PGE 

### decides to close the plant earlierthan 2020.

Nonattainment Areas Read more in the " and 

### seethe final rulemaking documents below, • Regional Haze 

### Anticipated ...

# u" of

### the regulation: • Wildfire Air

Q,Jality Rating DEQ concluded that

### the proposed 

### BART controls, when combined with the penmanent closure of plant no later than 2020, meet federal • Woodstoves requirements and provide a significant environmental and public health benefit fOr Oregon. In brief, DEQ's rules:
• Reduce hazeforming emissions by 48 percent in the 2011 to 2019 timeframe and eliminate these pollutants completely after closure, • Significantly improve visibility in 14 Class I wilderness areas in Oregon and Washington. • Significantly improvevisibility Inthe Columbia River Gorge National Scenic Area and reduce acid deposition, lessening the risk to Native

American natural and cultural resources. • Permanently eliminate approximately 4,000,000 tons peryearof greenhouse gasses and all ofthe plant's mercury emissions, which 

### curr·

range from 137 to 281 pounds per 

### year. 

## I 2010RuleCha"'J_ aM Rulemaki"'J 000l........t
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• Final version: • Final version: and

o 

### • DEQ presentation, proposed adoption of Agenda Item K: 

### Additiona' 2010Rulemaldng Documents:

o o o

• DEQ 2010 BART 

### Report and Addendum (D-6 and D-7) of Revised 2009 Oregon Regional Haze Plan 

### PGE 

### Documents

• PGE Recommended Alternative to Options 1 or 2, from PGE August 27, 2010 letter o o



### 2009 Rulemaking on Regiona' Haze Plan PGE Boardman MercuryCompliance PGE Boardman .rtleV pennit 

### ami othl!ll' Mr Quality permit actiom. PGE Other permits Water Quality and Solid Waste


# http://www.deq.state.or.us/aq/pge.htm 2/1312011

## Or~gon

# DEQ Air Quality: DEQ Regulations ofPGEBoardman Page 2 of2

0 ....0. Oepad...t of IEllvinHt..._tal Q-1itF Headq.uarters: 811Sheth Ave' T PortBnd" OR 97204-1390 Phone: 503-229-5696 Of toll free in 0"'900**l-BOO·452~Oll** Oregon Tell!(:Dmmunications ReIaV Service:**1-8(X)~735-2900** FAX; 503-229-6124 The Oregon Departmentof Environmental Quatity ts a regulalDry agency authorized to protect Oregon's environment by tlle and tlle



# http://www.deq.state.or.us/aq/pge.htm 2/13/2011