Title 40

SECTION 81.338

81.338 Oregon.

§ 81.338 Oregon.

Oregon - 1971 Sulfur Dioxide NAAQS

[Primary and Secondary]

Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards
Central Oregon Intrastate AQCR 190 X
Eastern Oregon Intrastate AQCR 191 X
Northwest Oregon Intrastate AQCR 192 X
Portland Interstate AQCR 193 (Oregon Portion) X
Southwest Oregon Intrastate AQCR 194 X

Oregon - 2010 Sulfur Dioxide NAAQS

[Primary]

Designated area 1 Designation
Date 2 Type
Entire State Attainment/Unclassifiable.

1 Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the boundaries of any area of Indian country in this table, including any area of Indian country located in the larger designation area. The inclusion of any Indian country in the designation area is not a determination that the state has regulatory authority under the Clean Air Act for such Indian country.

2 This date is April 9, 2018, unless otherwise noted.

Oregon - Carbon Monoxide

Designated Area Designation Classification
Date 1 Type Date 1 Type
Eugene-Springfield Area
Lane County (part) 1/5/94 Attainment 1/5/94
The Eugene-Springfield Area is described as: The area within the bounds beginning at the Northwest corner of T17S, R4W; extending South to the Southwest corner of Section 6, T17S, R4W; thence East to the Northwest corner of Section 8, T17S, R4W; thence South to the Southwest corner of Section 32, T17S, R4W; thence East to the Northeast corner of Section 4, T18S, R4W; thence South to the Southwest corner of Section 3, T18S, R4W; thence East to the Northwest corner Section 12, T18S, R4W; thence South to the Southwest corner of Section 13, T18S, R4W; thence East to the Northeast corner of Section 24, T18S, R4W; thence South to the Southeast corner of Section 24, T18S, R4W; thence East to the Northeast corner of Section 21, T18S, R3W; thence North to the Northeast corner of Section 21, T18S, R3W; thence East to the Northeast corner of Section 22, T18S, R3W; thence South to the Southwest corner of Section 23, T18S, R3W; thence East to the Southeast corner of Section 24, T18S, R3W; thence North to the Southeast corner of Section 1, T18S, R3W; thence East to the Southeast corner of Section 2, T18S, R2W; thence North to the Northeast corner of Section 26, T17S, R2W; thence West to the Southwest corner of Section 20, T17S, R2W; thence North to the Northwest corner of Section 20, T17S, R2W; thence West to the Southwest corner of Section 13, T17S, R3W; thence North to the Northwest corner of Section 13, T17S, R3W; thence West to the Southwest corner of Section 11, T17S, R3W; thence North to the Northwest corner of Section 11, T17S, R3W; thence West to the Southwest corner of Section 6, T17S, R3W; thence North to the Northwest corner of Section 31, T16S, R3W; thence West to the Northwest corner of Section 34, T16S, R4W; thence South to the Southwest corner of Section 34, T16S, R4W; thence West to the point of beginning
Grants Pass Area:
Josephine County (part) Central Business District 10/30/00 Attainment
Klamath Falls Area
Klamath County (part) 11/9/01 Attainment
Urban Growth Boundary
Medford Area
Jackson County (part) 9/23/02 Attainment
Medford Urban Growth Boundary
Portland Area
Portland Metro Service District Boundary
Clackamas County (part) Attainment
Multnomah County (part) Attainment
Washington County (part) Attainment
Salem Area:
Salem Area Transportation Study
Marion County (part) 3/2/09
Polk County (part) 3/2/09
AQCR 190 Remainder of Central Oregon Intrastate Unclassifiable/Attainment
Crook County
Deschutes County
Hood River County
Jefferson County
Klamath County (part)
area outside Urban Growth Boundary
Lake County
Sherman County
Wasco County
AQCR 191 Eastern Oregon Intrastate Unclassifiable/Attainment
Baker County
Gilliam County
Grant County
Harney County
Malheur County
Morrow County
Umatilla County
Union County
Wallowa County
Wheeler County
AQCR 192 Northwest Oregon Intrastate Unclassifiable/Attainment
Clatsop County
Lincoln County
Tillamook County
AQCR 193 Remainder of Portland Interstate Unclassifiable/Attainment
Benton County
Clackamas County (part)
area outside Portland Metro Service District Boundary
Columbia County
Lane County (part)
area outside of Air Quality Maintenance area
Linn County
Marion County (part)
area outside the city of Salem
Multnomah County (part)
area outside Portand Metro Service District Boundary
Polk County (part)
area outside of Salem
Washington County (part)
area outside Portland Metro Service District Boundary
Yamhill County
AQCR 194 Remainder of Southwest Oregon Unclassifiable/Attainment
Coos County
Curry County
Douglas County
Jackson County (part)
area outside Medford Urban growth boundary
Josephine County (part)
area outside of Central Business District

1 This date is November 15, 1990, unless otherwise noted.

Oregon - Ozone (1-Hour Standard) 3

Designated area Designation Classification
Date 1 Type Date 1 Type
Portland-Vancouver AQMA Area: Attainment
Air Quality Maintenance Area
Clackamas County (part)
Multnomah County (part)
Washington County (part)
Salem Area:
Salem Area Transportation Study
Marion County (part) ( 2) Nonattainment ( 2) Incomplete Data.
Polk County ( 2) Nonattainment ( 2) Incomplete Data.
AQCR 190 Central Oregon Intrastate (Remainder of) Unclassifiable/Attainment
Crook County
Deschutes County
Hood River County
Jefferson County
Klamath County
Lake County
Sherman County
Wasco County
AQCR 191 Eastern Oregon Intrastate Unclassifiable/Attainment
Baker County
Gilliam County
Grant County
Harney County
Malheur County
Morrow County
Umatilla County
Union County
Wallowa County
Wheeler County
AQCR 192 Northwest Oregon Intrastate Unclassifiable/Attainment
Clatsop County
Lincoln County
Tillamook County
AQCR 193 Portland Interstate (part) Unclassifiable/Attainment
Lane County (part) Eugene Springfield Air Quality Maintenance Area
AQCR 193 Portland Interstate (Remainder of) Unclassifiable/Attainment
Benton County
Clackamas County (part) Remainder of county
Columbia County
Lane County (part) Remainder of county
Linn County
Marion County (part) area outside the Salem Area Transportation Study
Multnomah County (part) Remainder of county
Polk County (part) area outside the Salem Area Transportation Study
Washington County (part) Remainder of county
Yamhill County
AQCR 194 Southwest Oregon Intrastate (part)
Jackson County (part)
Medford-Ashland Air Quality Maintenance Area Unclassifiable/Attainment
AQCR 194 Southwest Oregon Intrastate (Remainder of) Unclassifiable/Attainment
Coos County
Curry County
Douglas County
Jackson County (part) Remainder of county
Josephine County

1 This date is October 18, 2000, unless otherwise noted.

2 This date is January 16, 2001.

3 The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in Oregon. Portland-Vancouver AQMA is a maintenance area for the 1-hour NAAQS for purposes of 40 CFR part 51 subpart X.

Oregon - PM-10

Designated Area Designation Classification
Date Type Date Type
Central Oregon Intrastate AQCR 190:
Lakeview (the Urban Growth Boundary area) 7/19/06 Attainment
Klamath Falls (the Urban Growth Boundary area) 12/22/03 Attainment
Remainder of AQCR 190 11/15/90 Unclassifiable
Eastern Oregon Intrastate AQCR 191:
La Grande (the Urban Growth Boundary area) 7/19/06 Attainment
Remainder of AQCR 191 11/15/90 Unclassifiable
Northwest Oregon Intrastate AQCR 192 11/15/90 Unclassifiable
Portland Interstate AQCR 193 (Oregon Portion):
Portland-Vancouver (portion of the Air Quality Maintenance Area) 11/15/90 Unclassifiable
Eugene/Springfield (the Urban Growth Boundary area) 6/10/13 Attainment
Oakridge (the Urban Growth Boundary area) 1/20/94 Nonattainment 1/20/94 Moderate.
Remainder of AQCR 193 (Oregon Portion) 11/15/90 Unclassifiable
Southwest Oregon Intrastate AQCR 194:
Medford Air Quality Maintenance Area (including White City) 8/18/06 Attainment
Grants Pass (the Urban Growth Boundary area) 12/26/03 Attainment
Remainder of AQCR 194 11/15/90 Unclassifiable

Oregon - 1997 Annual PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation a Classification
Date 1 Type Date Type
Portland-Vancouver AQMA: (Air Quality Maintenance Area):
Clackamas County (part) Unclassifiable/Attainment.
Multnomah County (part) Unclassifiable/Attainment.
Washington County (part) Unclassifiable/Attainment.
Salem Area: (Salem Area Transportation Study):
Marion County (part) Unclassifiable/Attainment.
Polk County Unclassifiable/Attainment.
AQCR 190 Central Oregon Intrastate (remainder of):
Crook County Unclassifiable/Attainment.
Deschutes County Unclassifiable/Attainment.
Hood River County Unclassifiable/Attainment.
Jefferson County Unclassifiable/Attainment.
Klamath County Unclassifiable/Attainment.
Lake County Unclassifiable/Attainment.
Sherman County Unclassifiable/Attainment.
Wasco County Unclassifiable/Attainment.
AQCR 191 Eastern Oregon Intrastate:
Baker County Unclassifiable/Attainment.
Gilliam County Unclassifiable/Attainment.
Grant County Unclassifiable/Attainment.
Harney County Unclassifiable/Attainment.
Malheur County Unclassifiable/Attainment.
Morrow County Unclassifiable/Attainment.
Umatilla County Unclassifiable/Attainment.
Union County Unclassifiable/Attainment.
Wallowa County Unclassifiable/Attainment.
Wheeler County Unclassifiable/Attainment.
AQCR 192 Northwest Oregon Intrastate:
Clatsop County Unclassifiable/Attainment.
Lincoln County Unclassifiable/Attainment.
Tillamook County Unclassifiable/Attainment.
AQCR 193 Portland Interstate (part):
Lane County (part) Unclassifiable/Attainment.
Eugene Springfield Air Quality Maintenance Area
AQCR 193 Portland Interstate (remainder of):
Benton County Unclassifiable/Attainment.
Clackamas County (remainder) Unclassifiable/Attainment.
Columbia County Unclassifiable/Attainment.
Lane County (remainder) Unclassifiable/Attainment.
Linn County Unclassifiable/Attainment.
Marion County (part) Unclassifiable/Attainment.
The area outside the Salem Area Transportation Study
Multnomah County (remainder) Unclassifiable/Attainment.
Polk County (part) Unclassifiable/Attainment.
The area outside the Salem Area Transportation Study
Washington County (remainder) Unclassifiable/Attainment.
Yamhill County Unclassifiable/Attainment.
AQCR 194 Southwest Oregon Intrastate (part):
Jackson County (part) Unclassifiable/Attainment.
Medford-Ashland Air Quality Maintenance Area
AQCR 194 Southwest Oregon Intrastate (remainder of):
Coos County Unclassifiable/Attainment.
Curry County Unclassifiable/Attainment.
Douglas County Unclassifiable/Attainment.
Jackson County (remainder) Unclassifiable/Attainment.
Josephine County Unclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 90 days after January 5, 2005, unless otherwise noted.

Oregon - 2012 Annual PM2.5 NAAQS

[Primary]

Designated area 1 Designation Classification
Date 2 Type Date 2 Type
AQCR 190 Central Oregon Intrastate
Crook County Unclassifiable/Attainment
Deschutes County Unclassifiable/Attainment
Hood River County Unclassifiable/Attainment
Jefferson County Unclassifiable/Attainment
Klamath County Unclassifiable/Attainment
Lake County Unclassifiable/Attainment
Sherman County Unclassifiable/Attainment
Wasco County Unclassifiable/Attainment
AQCR 191 Eastern Oregon Intrastate
Baker County Unclassifiable/Attainment
Gilliam County Unclassifiable/Attainment
Grant County Unclassifiable/Attainment
Harney County Unclassifiable/Attainment
Malheur County Unclassifiable/Attainment
Morrow County Unclassifiable/Attainment
Umatilla County Unclassifiable/Attainment
Union County Unclassifiable/Attainment
Wallowa County Unclassifiable/Attainment
Wheeler County Unclassifiable/Attainment
AQCR 192 Northwest Oregon Intrastate
Clatsop County Unclassifiable/Attainment
Lincoln County Unclassifiable/Attainment
Tillamook County Unclassifiable/Attainment
AQCR 193 Portland Interstate (Oregon Portion)
Benton County Unclassifiable/Attainment
Clackamas County Unclassifiable/Attainment
Columbia County Unclassifiable/Attainment
Lane County Unclassifiable/Attainment
Linn County Unclassifiable/Attainment
Marion County Unclassifiable/Attainment
Multnomah County Unclassifiable/Attainment
Polk County Unclassifiable/Attainment
Washington County Unclassifiable/Attainment
Yamhill County Unclassifiable/Attainment
AQCR 194 Southwest Oregon Intrastate
Coos County Unclassifiable/Attainment
Curry County Unclassifiable/Attainment
Douglas County Unclassifiable/Attainment
Jackson County Unclassifiable/Attainment
Josephine County Unclassifiable/Attainment

1 Includes areas of Indian country located in each county or area, except as otherwise specified.

2 This date is April 15, 2015, unless otherwise noted.

Oregon - 1997 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation a Classification
Date 1 Type Date Type
Klamath Falls, OR:
Klamath County (part) Unclassifiable/Attainment.
Townships and ranges defined by T37S R9E Sections 31-32. T38S R8E Sections 1-5, 8-16, 22-26, 35-36. T38S R9E Sections 5-8, 14-15, 17-36. T39S R8E Sections 1-2, 11-13, 24. T39S R9E Sections 1-27. T39S R10E Sections 3-10, 15-20, 29-30.
Oakridge, OR:
Lane County (part) Unclassifiable/Attainment.
Boundary is defined as a line from Township 21 South, Range 2 East, Section 11 (northwest corner) east to Township 21 South, Range 3 East, Section 11 (northeast corner), south to Township 21 South, Range 3 East, Section 23 (southeast corner), west to Township 21 South, Range 2 East, Section 23 (southwest corner) connecting back to Township 21 South, Range 2 East, Section 11 (northwest corner).
Rest of State:
Portland-Vancouver AQMA: (Air Quality Maintenance Area)
Clackamas County (part) Unclassifiable/Attainment.
Multnomah County (part) Unclassifiable/Attainment.
Washington County (part) Unclassifiable/Attainment.
Salem Area: (Salem Area Transportation Study):
Marion County (part) Unclassifiable/Attainment.
Polk County Unclassifiable/Attainment.
AQCR 190 Central Oregon Intrastate:
Crook County Unclassifiable/Attainment.
Deschutes County Unclassifiable/Attainment.
Hood River County Unclassifiable/Attainment.
Jefferson County Unclassifiable/Attainment.
Klamath County (remainder) Unclassifiable/Attainment.
Lake County Unclassifiable/Attainment.
Sherman County Unclassifiable/Attainment.
Wasco County Unclassifiable/Attainment.
AQCR 191 Eastern Oregon Intrastate:
Baker County Unclassifiable/Attainment.
Gilliam County Unclassifiable/Attainment.
Grant County Unclassifiable/Attainment.
Harney County Unclassifiable/Attainment.
Malheur County Unclassifiable/Attainment.
Morrow County Unclassifiable/Attainment.
Umatilla County Unclassifiable/Attainment.
Union County Unclassifiable/Attainment.
Wallowa County Unclassifiable/Attainment.
Wheeler County Unclassifiable/Attainment.
AQCR 192 Northwest Oregon Intrastate:
Clatsop County Unclassifiable/Attainment.
Lincoln County Unclassifiable/Attainment.
Tillamook County Unclassifiable/Attainment.
AQCR 193 Portland Interstate (part):
Lane County (part) Unclassifiable/Attainment.
Eugene Springfield Air Quality Maintenance AQCR 193 Portland Interstate:
Benton County Unclassifiable/Attainment.
Clackamas County (remainder) Unclassifiable/Attainment.
Columbia County Unclassifiable/Attainment.
Lane County (remainder) Unclassifiable/Attainment.
Linn County Unclassifiable/Attainment.
Marion County (part) Unclassifiable/Attainment.
The area outside the Salem Area Transportation Study:
Multnomah County (remainder) Unclassifiable/Attainment.
Polk County (part) Unclassifiable/Attainment.
The area outside the Salem Area Transportation Study:
Washington County (remainder) Unclassifiable/Attainment.
Yamhill County Unclassifiable/Attainment.
AQCR 194 Southwest Oregon Intrastate (part):
Jackson County (part) Unclassifiable/Attainment.
Medford-Ashland Air Quality Maintenance Area AQCR 194 Southwest Oregon Intrastate: (remainder of):
Coos County Unclassifiable/Attainment.
Curry County Unclassifiable/Attainment.
Douglas County Unclassifiable/Attainment.
Jackson County (remainder) Unclassifiable/Attainment.
Josephine County Unclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 90 days after January 5, 2005, unless otherwise noted.

Oregon - 2006 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation a Classification
Date 1 Type Date 2 Type
Klamath Falls, OR:
Klamath County (part) Nonattainment Moderate.
Townships and ranges defined by T37S R9E Sections 31-32. T38S R8E Sections 1-5, 8-16, 22-26, 35-36. T38S R9E Sections 5-8, 14-15, 17-36. T39S R8E Sections 1-2, 11-13, 24. T39S R9E Sections 1-27. T39S R10E Sections 3-10, 15-20, 29-30.
Oakridge, OR:
Lane County (part) Nonattainment Moderate.
Boundary is defined as a line from Township 21 South, Range 2 East, Section 11 (northwest corner) east to Township 21 South, Range 3 East, Section 11 (northeast corner), south to Township 21 South, Range 3 East, Section 23 (southeast corner), west to Township 21 South, Range 2 East, Section 23 (southwest corner) connecting back to Township 21 South, Range 2 East, Section 11 (northwest corner).
Rest of State:
Portland-Vancouver AQMA: (Air Quality Maintenance Area)
Clackamas County (part) Unclassifiable/Attainment.
Multnomah County (part) Unclassifiable/Attainment.
Washington County (part) Unclassifiable/Attainment.
Salem Area: (Salem Area Transportation Study):
Marion County (part) Unclassifiable/Attainment.
Polk County Unclassifiable/Attainment.
AQCR 190 Central Oregon Intrastate:
Crook County Unclassifiable/Attainment.
Deschutes County Unclassifiable/Attainment.
Hood River County Unclassifiable/Attainment.
Jefferson County Unclassifiable/Attainment.
Klamath County (remainder) Unclassifiable/Attainment.
Lake County Unclassifiable/Attainment.
Sherman County Unclassifiable/Attainment.
Wasco County Unclassifiable/Attainment.
AQCR 191 Eastern Oregon Intrastate:
Baker County Unclassifiable/Attainment.
Gilliam County Unclassifiable/Attainment.
Grant County Unclassifiable/Attainment.
Harney County Unclassifiable/Attainment.
Malheur County Unclassifiable/Attainment.
Morrow County Unclassifiable/Attainment.
Umatilla County Unclassifiable/Attainment.
Union County Unclassifiable/Attainment.
Wallowa County Unclassifiable/Attainment.
Wheeler County Unclassifiable/Attainment.
AQCR 192 Northwest Oregon Intrastate:
Clatsop County Unclassifiable/Attainment.
Lincoln County Unclassifiable/Attainment.
Tillamook County Unclassifiable/Attainment.
AQCR 193 Portland Interstate (part):
Lane County (part) Unclassifiable/Attainment.
Eugene Springfield Air Quality Maintenance AQCR 193 Portland Interstate:
Benton County Unclassifiable/Attainment.
Clackamas County (remainder) Unclassifiable/Attainment.
Columbia County Unclassifiable/Attainment.
Lane County (remainder) Unclassifiable/Attainment.
Linn County Unclassifiable/Attainment.
Marion County (part) Unclassifiable/Attainment.
The area outside the Salem Area Transportation Study:
Multnomah County (remainder) Unclassifiable/Attainment.
Polk County (part) Unclassifiable/Attainment.
The area outside the Salem Area Transportation Study:
Washington County (remainder) Unclassifiable/Attainment.
Yamhill County Unclassifiable/Attainment.
AQCR 194 Southwest Oregon Intrastate (part):
Jackson County (part) Unclassifiable/Attainment.
Medford-Ashland Air Quality Maintenance Area AQCR 194 Southwest Oregon Intrastate: (remainder of):
Coos County Unclassifiable/Attainment.
Curry County Unclassifiable/Attainment.
Douglas County Unclassifiable/Attainment.
Jackson County (remainder) Unclassifiable/Attainment.
Josephine County Unclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 his date is 30 days after November 13, 2009, unless otherwise noted.

2 This date is July 2, 2014, unless otherwise noted.

Oregon - NO2 (1971 Annual Standard)

Designated area Does not meet primary standards Cannot be classified or better than national standards
Central Oregon Intrastate AQCR 190 X
Eastern Oregon Intrastate AQCR 191 X
Northwest Oregon Intrastate AQCR 192 X
Portland Interstate AQCR 193 (Oregon Portion) X
Southwest Oregon Intrastate AQCR 194 X

Oregon - NO2

[2010 1-Hour standard]

Designated area Designation a
Date 1 Type
Statewide Unclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 90 days after October 31, 2011, unless otherwise noted.

Oregon - 1997 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation area a Category/classification
Date 1 Type Date 1 Type
Portland-Vancouver AQMA: (Air Quality Maintenance Area) Unclassifiable/Attainment
Clackamas County (part)
Multnomah County (part)
Washington County (part)
Salem Area: (Salem Area Transportation Study)
Marion County (part) Unclassifiable/Attainment
Polk County Unclassifiable/Attainment
AQCR 190 Central Oregon Intrastate (remainder of) Unclassifiable/Attainment
Crook County
Deschutes County
Hood River County
Jefferson County
Klamath County
Lake County
Sherman County
Wasco County
AQCR 191 Eastern Oregon Intrastate Unclassifiable/Attainment
Baker County
Gilliam County
Grant County
Harney County
Malheur County
Morrow County
Umatilla County
Union County
Wallowa County
Wheeler County
AQCR 192 Northwest Oregon Intrastate Unclassifiable/Attainment
Clatsop County
Lincoln County
Tillamook County
AQCR 193 Portland Interstate (part) Unclassifiable/Attainment
Lane County (part) Eugene Springfield Air Quality Maintenance Area
AQCR 193 Portland Interstate (remainder of) Unclassifiable/Attainment
Benton County
Clackamas County (part) remainder
Columbia County
Lane County (part) remainder
Linn County
Marion County (part) The area outside the Salem Area Transportation Study
Multnomah County (part) remainder
Polk County (part) The area outside the Salem Area Transportation Study
Washington County (part) remainder
Yamhill County
AQCR 194 Southwest Oregon Intrastate (part)
Jackson County (part) Medford-Ashland Air Quality Maintenance Area Unclassifiable/Attainment
AQCR 194 Southwest Oregon Intrastate (remainder of) Unclassifiable/Attainment
Coos County
Curry County
Douglas County
Jackson County (part) remainder
Josephine County

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is June 15, 2004, unless otherwise noted.

Oregon - 2008 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation Classification
Date 1 Type Date 1 Type
Statewide and Any Areas of Indian Country Unclassifiable/Attainment

1 This date is July 20, 2012, unless otherwise noted.

Oregon - 2015 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area 1 Designation Classification
Date 2 Type Date 2 Type
Baker County 1/16/18 Attainment/Unclassifiable
Benton County Attainment/Unclassifiable
Clackamas County Attainment/Unclassifiable
Clatsop County 1/16/18 Attainment/Unclassifiable
Columbia County Attainment/Unclassifiable
Coos County 1/16/18 Attainment/Unclassifiable
Crook County 1/16/18 Attainment/Unclassifiable
Curry County 1/16/18 Attainment/Unclassifiable
Deschutes County 1/16/18 Attainment/Unclassifiable
Douglas County 1/16/18 Attainment/Unclassifiable
Gilliam County 1/16/18 Attainment/Unclassifiable
Grant County 1/16/18 Attainment/Unclassifiable
Harney County 1/16/18 Attainment/Unclassifiable
Hood River County 1/16/18 Attainment/Unclassifiable
Jackson County 1/16/18 Attainment/Unclassifiable
Jefferson County 1/16/18 Attainment/Unclassifiable
Josephine County 1/16/18 Attainment/Unclassifiable
Klamath County 1/16/18 Attainment/Unclassifiable
Lake County 1/16/18 Attainment/Unclassifiable
Lane County 1/16/18 Attainment/Unclassifiable
Lincoln County 1/16/18 Attainment/Unclassifiable
Linn County Attainment/Unclassifiable
Malheur County 1/16/18 Attainment/Unclassifiable
Marion County Attainment/Unclassifiable
Morrow County 1/16/18 Attainment/Unclassifiable
Multnomah County Attainment/Unclassifiable
Polk County Attainment/Unclassifiable
Sherman County 1/16/18 Attainment/Unclassifiable
Tillamook County 1/16/18 Attainment/Unclassifiable
Umatilla County 1/16/18 Attainment/Unclassifiable
Union County 1/16/18 Attainment/Unclassifiable
Wallowa County 1/16/18 Attainment/Unclassifiable
Wasco County 1/16/18 Attainment/Unclassifiable
Washington County Attainment/Unclassifiable
Wheeler County 1/16/18 Attainment/Unclassifiable
Yamhill County Attainment/Unclassifiable

1 Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the boundaries of any area of Indian country in this table, including any area of Indian country located in the larger designation area. The inclusion of any Indian country in the designation area is not a determination that the state has regulatory authority under the Clean Air Act for such Indian country.

2 This date is August 3, 2018, unless otherwise noted.

Oregon - 2008 Lead NAAQS

Designated area Designation for the 2008 NAAQS a
Date 1 Type
Whole State Unclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 December 31, 2011 unless otherwise noted.

[54 FR 27345, June 29, 1989] Editorial Note:For Federal Register citations affecting § 81.338, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.