§ 52.1973 - [Reserved]

§ 52.1973 Approval of plans.

Cross Reference

Link to an amendment published at 83 FR 63580, Dec. 11, 2018.

(a) Carbon monoxide.

(1) EPA approves as a revision to the Oregon State Implementation Plan, the Second Portland Area Carbon Monoxide Maintenance Plan, effective December 15, 2004, and submitted to EPA on December 27, 2004.

(2) EPA approves as a revision to the Oregon State Implementation Plan, the Salem carbon monoxide maintenance plan submitted to EPA on August 9, 2007.

(b) Lead.

[Reserved]

(c) Nitrogen Dioxide. [Reserved]

(d) Ozone.

(1) EPA approves as a revision to the Oregon State Implementation Plan, the section 110(a)(1) ozone maintenance plans for Portland and Salem, submitted to EPA on May 22, 2007.

(2) [Reserved]

(e) Particulate Matter.

(1) EPA approves as a revision to the Oregon State Implementation Plan, the Klamath Falls PM-10 maintenance plan submitted to EPA on November 4, 2002.

(2) EPA approves as a revision to the Oregon State Implementation Plan, the Grants Pass PM-10 maintenance plan submitted to EPA on November 4, 2002.

(3) EPA approves as a revision to the Oregon State Implementation Plan, the La Grande PM10 maintenance plan adopted by the Oregon Environmental Quality Commission on August 11, 2005 and submitted to EPA on October 25, 2005.

(4) EPA approves as a revision to the Oregon State Implementation Plan, the Lakeview PM10 maintenance plan adopted by the Oregon Environmental Quality Commission on August 11, 2005 and submitted to EPA on October 25, 2005.

(5) EPA approves as a revision to the Oregon State Implementation Plan, the Medford PM10 attainment and maintenance plan adopted by the Oregon Environmental Quality Commission on December 10, 2004 and submitted to EPA on March 10, 2005.

(6) EPA approves as a revision to the Oregon State Implementation Plan, the Eugene-Springfield PM₁₀ Limited Maintenance Plan adopted by the Oregon Environmental Quality Commission on December 15, 2011 and submitted to EPA on January 13, 2012.

(6) EPA approves as a revision to the Oregon State Implementation Plan, the Eugene-Springfield PM₁₀ Limited Maintenance Plan adopted by the Oregon Environmental Quality Commission on December 15, 2011 and submitted to EPA on January 13, 2012.

(f) Sulfur Dioxide. [Reserved]

(g) Visibility protection.

(1) EPA approves portions of a Regional Haze SIP revision submitted by the Oregon Department of Environmental Quality on December 20, 2010, and adopted by the Oregon Department of Environmental Quality Commission on December 9, 2010, as meeting the requirements of Clean Air Act section 169A and 40 CFR 51.308(e) regarding Best Available Retrofit Technology. The SIP revision also meets the requirements of 40 CFR 51.308(d)(2) and (d)(4)(v) regarding the calculation of baseline and natural conditions for the Mt. Hood Wilderness Area, Mt. Jefferson Wilderness Area, Mt Washington Wilderness Area, Kalmiopsis Wilderness Area, Mountain Lakes Wilderness Area, Gearhart Mountain Wilderness Area, Crater Lake National Park, Diamond Peak Wilderness Area, Three Sisters Wilderness Area, Strawberry Mountain Wilderness Area, Eagle Cap Wilderness Area, and Hells Canyon Wilderness Area, and the statewide inventory of emissions of pollutants that are reasonably anticipated to cause or contribute to visibility impairment in any mandatory Class I Federal Area. The SIP revision also meets the requirements of Clean Air Act section 110(a)(2)(D)(i)(II) as it applies to visibility for the 1997 8-hour ozone NAAQS and 1997 PM_2.5 NAAQS.

(2) EPA approves the remaining portions of the Regional Haze SIP revision submitted by the Oregon Department of Environmental Quality on December 20, 2010, and adopted by the Oregon Department of Environmental Quality Commission on December 9, 2010, as meeting the requirements of the Clean Air Act section 169A and 40 CFR 51.308(d)(1) regarding establishing reasonable progress goals, and 51.308(d)(3) for developing a long term strategy to achieve these goals.

[68 FR 60041, Oct. 21, 2003, as amended at 68 FR 61116, Oct. 27, 2003; 71 FR 3770, Jan. 24, 2006; 71 FR 3770, Feb. 23, 2006; 71 FR 35160, 35163, 35174, June 19, 2006; 73 FR 79661, Dec. 30, 2008; 76 FR 39005, July 5, 2011; 76 FR 78573, Dec. 19, 2011; 77 FR 50613, Aug. 22, 2012; 78 FR 21555, Apr. 11, 2013]