1. Regulations
  2. title 40
  3. chapter I-i19
  4. part 81
  5. subpart C
  6. § 81.348

View all text of Subpart C [§ 81.300 - § 81.356]

§ 81.348 - Washington.

Washington—TSP

Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards Eastern Washington-Northern Idaho Interstate AQCR 62 (Washington Portion): SpokaneX ClarkstonX Remainder of AQCR 62 (Washington Portion)X Portland Interstate AQCR 193 (Washington Portion): Longview—industrial areaX Vancouver—small portions of the industrial port areaX Remainder of AQCR 193 (Washington Portion)X Northern Washington Intrastate AQCR 227X Olympic-Northwest Washington Intrastate AQCR 228: Port Angeles—small area of the CBDX Remainder of AQCR 228X Puget Sound Intrastate AQCR 229 Seattle—that area including the north portion of the Duwamish industrial area, and extending to the southern boundary of the CBDX Seattle—an area of the Duwamish extending approximately 2 1/2 miles further south than the above areaX RentonX KentX Tacoma—that area, including the Tide Flats industrial area, east end of the CBD and the north end of the South Tacoma Way corridorX Remainder of AQCR 229X South Central Washington Intrastate AQCR 230X

Washington—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 Eastern Washington-Northern Idaho Interstate AQCR 62 (Washington Portion)X Portland Interstate AQCR 193 (Washington Portion)X Northern Washington Intrastate AQCR 227X Olympic-Northwest Washington Intrastate AQCR 228X Puget Sound Intrastate AQCR 229: Tacoma-a parabolic shaped area extending approximately 3 1/2 miles SSW from the ASARCO copper smelterX Remainder of AQCR 229X South Central Washington Intrastate AQCR 230X

Washington—2010 Sulfur Dioxide NAAQS

[Primary]

Designated area 1Designation Date 2Type Whatcom County (part)4/30/2021Nonattainment. That portion of Whatcom County encompassed by the rectangle with the vertices using Universal Traverse Mercator (UTM) coordinates in UTM zone 10 with datum NAD83 as follows: (1) Vertices—UTM Easting (m) 519671, UTM Northing (m) 5412272; (2) Vertices—UTM Easting (m) 524091, UTM Northing (m) 5412261; (3) Vertices—UTM Easting (m) 519671, UTM Northing (m) 5409010; (1) Vertices—UTM Easting (m) 524111, UTM Northing (m) 5409044. Lewis CountyUnclassifiable. Thurston CountyUnclassifiable. Rest of State: AdamsAttainment/Unclassifiable. AsotinAttainment/Unclassifiable. BentonAttainment/Unclassifiable. Chelan4/30/2021Attainment/Unclassifiable. ClallamAttainment/Unclassifiable. ClarkAttainment/Unclassifiable. ColumbiaAttainment/Unclassifiable. CowlitzAttainment/Unclassifiable. Douglas4/30/2021Attainment/Unclassifiable. FerryAttainment/Unclassifiable. FranklinAttainment/Unclassifiable. GarfieldAttainment/Unclassifiable. GrantAttainment/Unclassifiable. Grays HarborAttainment/Unclassifiable. IslandAttainment/Unclassifiable. JeffersonAttainment/Unclassifiable. KingAttainment/Unclassifiable. KitsapAttainment/Unclassifiable. KittitasAttainment/Unclassifiable. KlickitatAttainment/Unclassifiable. LincolnAttainment/Unclassifiable. MasonAttainment/Unclassifiable. OkanoganAttainment/Unclassifiable. PacificAttainment/Unclassifiable. Pend OreilleAttainment/Unclassifiable. PierceAttainment/Unclassifiable. San JuanAttainment/Unclassifiable. SkagitAttainment/Unclassifiable. SkamaniaAttainment/Unclassifiable. SnohomishAttainment/Unclassifiable. SpokaneAttainment/Unclassifiable. StevensAttainment/Unclassifiable. WahkiakumAttainment/Unclassifiable. Walla WallaAttainment/Unclassifiable. Whatcom (remainder)4/30/2021Attainment/Unclassifiable. WhitmanAttainment/Unclassifiable. YakimaAttainment/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.

Washington-Carbon Monoxide

Designated Area Designation Classification Date 1Type Date 1Type Seattle-Tacoma Area: Seattle-Tacoma Urban Area (as defined by the Washington Department of Transportation urban area maps) King County (part)Attainment Pierce County (part)Attainment Snohomish County (part)Attainment Spokane Area Spokane County (part) Spokane urban area (as defined by the Washington Department of Transportation urban area maps)8/29/05Attainment Vancouver Area: Clark County (part) Air Quality Maintenance AreaAttainment Yakima Area: Yakima County (part)12/31/2002Attainment Portion of the Central Business District Street intersections: S. 16th Ave. & W Mead Ave, S. 16th Ave & Hathaway Ave., E “I” St. & N 1st St., N 1st St & E “G” St., E “G” St & N 8th St., N 8th St. & Pitcher St., Pitcher St. & I-82 Interchange, Nob Hill Blvd & I-82 Interchange, Rudkin Rd & I-82 Interchange, S 1st St. & Old Town Rd., Old Town Rd & Main St., W Washington & S 1st St., E Mead Ave & S 1st St., S 16th Ave & W Mead Ave. AQCR 062 E. Washington-N. Idaho Interstate (Remainder of)Unclassifiable/Attainment Adams County Asotin County Columbia County Garfield County Grant County Lincoln County Spokane County (part) area outside Spokane urban area Whitman County AQCR 193 Portland Interstate (Remainder of)Unclassifiable/Attainment Clark County (part) area outside of Vancouver AQMA Cowlitz County Lewis County Skamania County Wahkiakum County AQCR 227 Northern Washington IntrastateUnclassifiable/Attainment Chelan County Douglas County Ferry County Okanogan County Pend Oreille County Stevens County AQCR 228 Olympia-Northwest Washington IntrastateUnclassifiable/Attainment Clallam County Grays Harbor County Island County Jefferson County Mason County Pacific County San Juan County Skagit County Thurston County Whatcom County AQCR 229 Puget Sound Intrastate (Remainder of)Unclassifiable/Attainment King County (part) area outside the Seattle-Tacoma Urban Area Kitsap County Pierce County (part) area outside the Seattle-Tacoma Urban Area Snohomish County (part) area outside the Seattle-Tacoma Urban Area AQCR 230 S. Central Washington Intrastate (Remainder of)Unclassifiable/Attainment Benton County Franklin County Kittitas County Klickitat County Walla Walla County Yakima County (part) portion outside the Central Business District

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

Washington—Ozone (1-Hour Standard) 2

Designated area Designation Classification Date 1Type Date 1Type Portland-Vancouver AQMA Area: Clark County (part) Air Quality Maintenance AreaAttainment Seattle-Tacoma Area: The following boundary includes all of Pierce County, and all of King County except a small portion on the north-east corner and the western portion of Snohomish County: Starting at the mouth of the Nisqually river extend northwesterly along the Pierce County line to the southernmost point of the west county line of King County; thence northerly along the county line to the southernmost point of the west county line of Snohomish County; thence northerly along the county line to the intersection with SR 532; thence easterly along the north line of SR 532 to the intersection of I-5, continuing east along the same road now identified as Henning Rd., to the intersection with SR 9 at Bryant; thence continuing easterly on Bryant East Rd. and Rock Creek Rd., also identified as Grandview Rd., approximately 3 miles to the point at which it is crossed by the existing BPA electrical transmission line; thence southeasterly along the BPA transmission line approximately 8 miles to point of the crossing of the south fork of the Stillaguamish River; thence continuing in a southeasterly direction in a meander line following the bed of the River to Jordan Road; southerly along Jordan Road to the north city limits of Granite Falls; thence following the north and east city limits to 92nd St. N.E. and Menzel Lake Rd.; thence south-southeasterly along the Menzel Lake Rd. and the Lake Roesiger Rd. a distance of approximately 6 miles to the northernmost point of Lake Roesiger; thence southerly along a meander line following the middle of the Lake and Roesiger Creek to Woods Creek; thence southerly along a meander line following the bed of the Creek approximately 6 miles to the point the Creek is crossed by the existing BPA electrical transmission line; thence easterly along the BPA transmission line approximately 0.2 miles; thence southerly along the BPA Chief Joseph-Covington electrical transmission line approximately 3 miles to the north line of SR 2; thence southeasterly along SR 2 to the intersection with the east county line of King County; thence south along the county line to the northernmost point of the east county line of Pierce County; thence along the county line to the point of beginning at the mouth of the Nisqually RiverAttainment AQCR 062 E Washington-N Idaho Interstate (part)Attainment Spokane CountyUnclassifiable/Attainment AQCR 062 E Washington-N Idaho Interstate (Remainder of)Unclassifiable/Attainment Adams County Asotin County Columbia County Garfield County Grant County Lincoln County Whitman County AQCR 193 Portland Interstate (Remainder of)Unclassifiable/Attainment Clark County (part) Remainder of county Cowlitz County Lewis County Skamania County Wahkiakum County AQCR 227 Northern Washington IntrastateUnclassifiable/Attainment Chelan County Douglas County Ferry County Okanogan County Pend Oreille County Stevens County AQCR 228 Olympic-Northwest Washington IntrastateUnclassifiable/Attainment Clallam County Grays Harbor County Island County Jefferson County Mason County Pacific County San Juan County Skagit County Thurston County Whatcom County AQCR 229 Puget Sound Intrastate (Remainder of)Unclassifiable/Attainment King County (Part) Remainder of County Kitsap County Snohomish County (Part) Remainder of County AQCR 230 South Central Washington IntrastateUnclassifiable/Attainment Benton County Franklin County Kittitas County Klickitat County Walla Walla County Yakima County

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

2 The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in Washington. The Portland-Vancouver AQMA and Seattle-Tacoma areas are maintenance areas for the 1-hour NAAQS for purposes of 40 CFR part 51 subpart X.

Washington—PM-10

Designated Area Designation Classification Date Type Date Type King County: The portion of the City of Seattle bounded on the east by I-5/East Duwamish Greenbelt, on the south by 104th street, on the west by the West Duwamish Greenbelt north to Fairmont Avenue, S.W., north on Fairmont Avenue to Elliot Bay, and Dearborn Street to I-55/14/01Attainment The City of Kent and a portion of the Green River valley bounded on the east and west by the 100 foot contour, on the north by South 212th Street, and on the south by Highway 5165/14/01Attainment Pierce County: Tacoma metropolitan area bounded on the north by Marine View Drive from Commencement Bay east to the 100 foot contour, southeast along the 100 foot contour to 64th Avenue east, south along 64th Avenue east as extended to I-5, I-5 west to the 100 foot contour near Pacific Avenue, and north along the 100 foot contour to Commencement Bay5/14/01Attainment Spokane County: The area bounded on the south by a line from Universal Transmercator (UTM) coordinate 489000mE, 5271000mN west to 458000mE, 5271000mN, thence north along a line to coordinate 458000mE, 5288000mN, thence east to 463000mE, 5288000mN, thence north to 463000mE, 5292000mN, thence east to 481000mE, 5292000mN, thence south to 481000mE, 5288000mN, thence east to 489000mE, 5288000mN, thence south to the beginning coordinate, 489000mE, 5271000mN8/30/05Attainment Yakima County The area bounded on the south by a line from UTM coordinate 694000mW, 5157000mN, west to 681000mW, 5157000mN, thence north along a line to coordinate 681000mN, 5172000mN, thence east to 694000mW, 5172000mN, thence south to the beginning coordinate 694000mW, 5157000mN, excluding the area within the exterior boundary of the Yakama Indian Reservation3/10/05Attainment Thurston County Cities of Olympia, Tumwater, and Lacey12/04/00Attainment Walla Walla and Benton Counties Wallula: The area bounded on the south by a line from UTM coordinate 5099975mN, 362500mE, west to 5099975mN, 342500mE, thence north along a line to coordinate 5118600mN, 342500mE, thence east to 5118600mN, 362500mE, thence south to the beginning coordinate 5099975mN, 362500mE9/26/05Attainment. Rest of State11/15/90Unclassifiable

Washington—1997 Annual PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation aClassification Date 1Type Date Type Portland—Vancouver AQMA: Clark County (part)Unclassifiable/Attainment Air quality maintenance area Seattle—Tacoma Area:Unclassifiable/Attainment The following boundary includes all of Pierce County, and all of King County except a small portion on the north-east corner and the western portion of Snohomish County: Starting at the mouth of the Nisqually River extend northwesterly along the Pierce County line to the southernmost point of the west county line of King County; thence northerly along the county line to the southernmost point of the west county line of Snohomish County; thence northerly along the county line to the intersection with SR 532; thence easterly along the north line of SR 532 to the intersection of I-5, continuing east along the same road now identified as Henning Rd., to the intersection with SR 9 at Bryant; thence continuing easterly on Bryant East Rd. and Rock Creek Rd., also identified as Grandview Rd., approximately 3 miles to the point at which it is crossed by the existing BPA electrical transmission line; thence southeasterly along the BPA transmission line approximately 8 miles to point of the crossing of the south fork of the Stillaguamish River; thence continuing in a southeasterly direction in a meander line following the bed of the River to Jordan Road; southerly along Jordan Road to the north city limits of Granite Falls; thence following the north and east city limits to 92nd St. N.E. and Menzel Lake Rd.; thence south-southeasterly along the Menzel Lake Rd. and the Lake Roesiger Rd. a distance of approximately 6 miles to the northernmost point of Lake Roesiger; thence southerly along a meander line following the middle of the Lake and Roesiger Creek to Woods Creek; thence southerly along a meander line following the bed of the Creek approximately 6 miles to the point the Creek is crossed by the existing BPA electrical transmission line; thence easterly along the BPA transmission line approximately 0.2 miles; thence southerly along the BPA Chief Joseph-Covington electrical transmission line approximately 3 miles to the north line of SR 2; thence southeasterly along SR 2 to the intersection with the east county line of King County; thence south along the county line to the northernmost point of the east county line of Pierce County; thence along the county line to the point of beginning at the mouth of the Nisqually River. AQCR 062 E Washington-N Idaho Interstate (part): Spokane CountyUnclassifiable/Attainment AQCR 062 E Washington-N Idaho Interstate (remainder of): Adams CountyUnclassifiable/Attainment Asotin CountyUnclassifiable/Attainment Columbia CountyUnclassifiable/Attainment Garfield CountyUnclassifiable/Attainment Grant CountyUnclassifiable/Attainment Lincoln CountyUnclassifiable/Attainment Whitman CountyUnclassifiable/Attainment AQCR 193 Portland Interstate (remainder of): Clark County (remainder)Unclassifiable/Attainment Cowlitz CountyUnclassifiable/Attainment Lewis CountyUnclassifiable/Attainment Skamania CountyUnclassifiable/Attainment Wahkiakum CountyUnclassifiable/Attainment AQCR 227 Northern Washington Intrastate: Chelan CountyUnclassifiable/Attainment Douglas CountyUnclassifiable/Attainment Ferry CountyUnclassifiable/Attainment Okanogan CountyUnclassifiable/Attainment Pend Oreille CountyUnclassifiable/Attainment Stevens CountyUnclassifiable/Attainment AQCR 228 Olympic-Northwest Washington Intrastate: Clallam CountyUnclassifiable/Attainment Grays Harbor CountyUnclassifiable/Attainment Island CountyUnclassifiable/Attainment Jefferson CountyUnclassifiable/Attainment Mason CountyUnclassifiable/Attainment Pacific CountyUnclassifiable/Attainment San Juan CountyUnclassifiable/Attainment Skagit CountyUnclassifiable/Attainment Thurston CountyUnclassifiable/Attainment Whatcom CountyUnclassifiable/Attainment AQCR 229 Puget Sound Intrastate (remainder of): King County (remainder)Unclassifiable/Attainment Kitsap CountyUnclassifiable/Attainment Snohomish County (remainder)Unclassifiable/Attainment AQCR 230 South Central Washington Intrastate: Benton CountyUnclassifiable/Attainment Franklin CountyUnclassifiable/Attainment Kittitas CountyUnclassifiable/Attainment Klickitat CountyUnclassifiable/Attainment Walla Walla CountyUnclassifiable/Attainment Yakima CountyUnclassifiable/Attainment Seattle-Tacoma Area: Pierce CountyUnclassifiable/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.

Washington—2012 Annual PM2.5 NAAQS

[Primary]

Designated area 1Designation Classification Date 2Type Date 2Type Statewide: Adams CountyUnclassifiable/Attainment Asotin CountyUnclassifiable/Attainment Benton CountyUnclassifiable/Attainment Clark CountyUnclassifiable/Attainment Clallam CountyUnclassifiable/Attainment Columbia CountyUnclassifiable/Attainment Cowlitz CountyUnclassifiable/Attainment Douglas CountyUnclassifiable/Attainment Ferry CountyUnclassifiable/Attainment Franklin CountyUnclassifiable/Attainment Garfield CountyUnclassifiable/Attainment Grant CountyUnclassifiable/Attainment Grays Harbor CountyUnclassifiable/Attainment Island CountyUnclassifiable/Attainment Jefferson CountyUnclassifiable/Attainment King CountyUnclassifiable/Attainment Kitsap CountyUnclassifiable/Attainment Kittitas CountyUnclassifiable/Attainment Klickitat CountyUnclassifiable/Attainment Lincoln CountyUnclassifiable/Attainment Mason CountyUnclassifiable/Attainment Okanogan CountyUnclassifiable/Attainment Pacific CountyUnclassifiable/Attainment Pend Oreille CountyUnclassifiable/Attainment Pierce CountyUnclassifiable/Attainment San Juan CountyUnclassifiable/Attainment Skagit CountyUnclassifiable/Attainment Skamania CountyUnclassifiable/Attainment Snohomish CountyUnclassifiable/Attainment Spokane CountyUnclassifiable/Attainment Stevens CountyUnclassifiable/Attainment Thurston CountyUnclassifiable/Attainment Wahkiakum CountyUnclassifiable/Attainment Walla Walla CountyUnclassifiable/Attainment Whatcom CountyUnclassifiable/Attainment Whitman CountyUnclassifiable/Attainment Yakima CountyUnclassifiable/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.

Washington—1997 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation aClassification Date 1Type Date Type Tacoma, WA: Pierce County (part)Unclassifiable/Attainment Starting from where an extension of Kennedy Road Northeast would intersect Commencement Bay, proceed north to the intersection of Marine View Drive (State Route 509) and Kennedy Road Northeast. Proceed south on Marine View Drive to Hylebos Creek. Proceed south along Hylebos Creek to 12th Street East. Proceed east on 12th Street East to 70th Avenue East. Proceed south on 70th Avenue East to State Route 99 (S.R. 99). Proceed north on S.R. 99 0.1 mile north of Birch Street to a driveway to the east. Proceed east along the driveway and continue east along the same alignment to the Pierce County Line/Comprehensive Urban Growth Area (CUGA) boundary. Proceed east along the Pierce County Line/CUGA boundary to the eastern boundary of Edgewood. Proceed south along the eastern boundary of Edgewood to eastern boundary of the Sumner Urban Service Area. Proceed south along eastern boundary of the Sumner Urban Service Area to the eastern boundary of the Puyallup Urban Service Area. Proceed south along the eastern boundary of the Puyallup Urban Service Area to the eastern boundary of Puyallup/CUGA boundary. Proceed south and then west along the CUGA boundary to the eastern boundary of McChord Air Force Base. Proceed north along the eastern boundary of McChord Air Force Base to the northernmost point on the eastern boundary. Proceed from the northernmost point on the eastern boundary of McChord Air Force Base to the south right-of-way of S.R. 512. Proceed west along the south right-of-way of S.R. 512 to the south right-of-way of I-5. Proceed south along the south right-of-way to I-5 to the point opposite the boundary between Lakewood and Camp Murray. Proceed north across I-5 to the boundary between Lakewood and Camp Murray. Proceed north along the western boundary of Lakewood to the point where the western boundary coincides with the CUGA boundary. Proceed north along the CUGA boundary to the southern boundary of Point Defiance Park. Proceed east along the southern boundary of Point Defiance Park to Commencement Bay/CUGA boundary. Proceed southeast, then northeast, and finally northwest along the CUGA boundary to the starting point.Rest of State: Adams CountyUnclassifiable/Attainment Asotin CountyUnclassifiable/Attainment Benton CountyUnclassifiable/Attainment Clark CountyUnclassifiable/Attainment Clallam CountyUnclassifiable/Attainment Columbia CountyUnclassifiable/Attainment Cowlitz CountyUnclassifiable/Attainment Douglas CountyUnclassifiable/Attainment Ferry CountyUnclassifiable/Attainment Franklin CountyUnclassifiable/Attainment Garfield CountyUnclassifiable/Attainment Grant CountyUnclassifiable/Attainment Grays Harbor CountyUnclassifiable/Attainment Island CountyUnclassifiable/Attainment Jefferson CountyUnclassifiable/Attainment King CountyUnclassifiable/Attainment Kitsap CountyUnclassifiable/Attainment Kittitas CountyUnclassifiable/Attainment Klickitat CountyUnclassifiable/Attainment Lincoln CountyUnclassifiable/Attainment Mason CountyUnclassifiable/Attainment Okanogan CountyUnclassifiable/Attainment Pacific CountyUnclassifiable/Attainment Pend Oreille CountyUnclassifiable/Attainment Pierce County (remainder)Unclassifiable/Attainment San Juan CountyUnclassifiable/Attainment Skagit CountyUnclassifiable/Attainment Skamania CountyUnclassifiable/Attainment Snohomish CountyUnclassifiable/Attainment Spokane CountyUnclassifiable/Attainment Stevens CountyUnclassifiable/Attainment Thurston CountyUnclassifiable/Attainment Wahkiakum CountyUnclassifiable/Attainment Walla Walla CountyUnclassifiable/Attainment Whatcom CountyUnclassifiable/Attainment Whitman CountyUnclassifiable/Attainment Yakima CountyUnclassifiable/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.

Washington—2006 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation aClassification Date 1Type Date 2Type Tacoma, WA Pierce County (part)3/12/15Attainment Starting from where an extension of Kennedy Road Northeast would intersect Commencement Bay, proceed north to the intersection of Marine View Drive (State Route 509) and Kennedy Road Northeast. Proceed south on Marine View Drive to Hylebos Creek. Proceed south along Hylebos Creek to 12th Street East. Proceed east on 12th Street East to 70th Avenue East. Proceed south on 70th Avenue East to State Route 99 (S.R. 99). Proceed north on S.R. 99 0.1 mile north of Birch Street to a driveway to the east. Proceed east along the driveway and continue east along the same alignment to the Pierce County Line/Comprehensive Urban Growth Area (CUGA) boundary. Proceed east along the Pierce County Line/CUGA boundary to the eastern boundary of Edgewood. Proceed south along the eastern boundary of Edgewood to eastern boundary of the Sumner Urban Service Area. Proceed south along eastern boundary of the Sumner Urban Service Area to the eastern boundary of the Puyallup Urban Service Area. Proceed south along the eastern boundary of the Puyallup Urban Service Area to the eastern boundary of Puyallup/CUGA boundary. Proceed south and then west along the CUGA boundary to the eastern boundary of McChord Air Force Base. Proceed north along the eastern boundary of McChord Air Force Base to the northernmost point on the eastern boundary. Proceed from the northernmost point on the eastern boundary of McChord Air Force Base to the south right-of-way of S.R. 512. Proceed west along the south right-of-way of S.R. 512 to the south right-of-way of I-5. Proceed south along the south right-of-way to I-5 to the point opposite the boundary between Lakewood and Camp Murray. Proceed north across I-5 to the boundary between Lakewood and Camp Murray. Proceed north along the western boundary of Lakewood to the point where the western boundary coincides with the CUGA boundary. Proceed north along the CUGA boundary to the southern boundary of Point Defiance Park. Proceed east along the southern boundary of Point Defiance Park to Commencement Bay/CUGA boundary. Proceed southeast, then northeast, and finally northwest along the CUGA boundary to the starting point Rest of State: Adams CountyUnclassifiable/Attainment Asotin CountyUnclassifiable/Attainment Benton CountyUnclassifiable/Attainment Clark CountyUnclassifiable/Attainment Clallam CountyUnclassifiable/Attainment Columbia CountyUnclassifiable/Attainment Cowlitz CountyUnclassifiable/Attainment Douglas CountyUnclassifiable/Attainment Ferry CountyUnclassifiable/Attainment Franklin CountyUnclassifiable/Attainment Garfield CountyUnclassifiable/Attainment Grant CountyUnclassifiable/Attainment Grays Harbor CountyUnclassifiable/Attainment Island CountyUnclassifiable/Attainment Jefferson CountyUnclassifiable/Attainment King CountyUnclassifiable/Attainment Kitsap CountyUnclassifiable/Attainment Kittitas CountyUnclassifiable/Attainment Klickitat CountyUnclassifiable/Attainment Lincoln CountyUnclassifiable/Attainment Mason CountyUnclassifiable/Attainment Okanogan CountyUnclassifiable/Attainment Pacific CountyUnclassifiable/Attainment Pend Oreille CountyUnclassifiable/Attainment Pierce County (remainder)Unclassifiable/Attainment San Juan CountyUnclassifiable/Attainment Skagit CountyUnclassifiable/Attainment Skamania CountyUnclassifiable/Attainment Snohomish CountyUnclassifiable/Attainment Spokane CountyUnclassifiable/Attainment Stevens CountyUnclassifiable/Attainment Thurston CountyUnclassifiable/Attainment Wahkiakum CountyUnclassifiable/Attainment Walla Walla CountyUnclassifiable/Attainment Whatcom CountyUnclassifiable/Attainment Whitman CountyUnclassifiable/Attainment Yakima CountyUnclassifiable/Attainment

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

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

2This date is July 2, 2034, unless otherwise noted.

Washington—NO2 (1971 Annual Standard)

Designated area Does not meet primary standards Cannot be classified or better than national standards Eastern Washington-Northern Idaho, Interstate AQCR 62 (Washington Portion)X Portland Interstate AQCR 193 (Washington Portion)X Northern Washington Intrastate AQCR 227X Olympic-Northwest Washington, Intrastate AQCR 228X Puget Sound Intrastate AQCR 229X South Central Washington Intrastate AQCR 230X

Washington—NO2

[2010 1-Hour standard]

Designated area Designation aDate 1Type Puget Sound Intrastate AQCRUnclassifiable/Attainment. Portland (Oregon)-Southwest Washington Interstate AQCR (Washington portion)Unclassifiable/Attainment. Eastern Washington-Northern Idaho Interstate AQCR (Washington portion)Unclassifiable/Attainment. Northern Washington Intrastate AQCRUnclassifiable/Attainment. Olympic-Northwest Washington Intrastate AQCRUnclassifiable/Attainment. South Central Washington Intrastate AQCRUnclassifiable/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.

Washington—1997 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation aCategory/classification Date 1Type Date 1Type Portland-Vancouver AQMA Area: Clark County (part)Unclassifiable/Attainment Air Quality Maintenance Area Seattle-Tacoma Area:Unclassifiable/Attainment The following boundary includes all of Pierce County, and all of King County except a small portion on the north-east corner and the western portion of Snohomish County: Starting at the mouth of the Nisqually river extend northwesterly along the Pierce County line to the southernmost point of the west county line of King County; thence northerly along the county line to the southernmost point of the west county line of Snohomish County; thence northerly along the county line to the intersection with SR 532; thence easterly along the north line of SR 532 to the intersection of I-5, continuing east along the same road now identified as Henning Rd., to the intersection with SR 9 at Bryant; thence continuing easterly on Bryant East Rd. and Rock Creek Rd., also identified as Grandview Rd., approximately 3 miles to the point at which it is crossed by the existing BPA electrical transmission line; thence southeasterly along the BPA transmission line approximately 8 miles to point of the crossing of the south fork of the Stillaguamish River; thence continuing in a southeasterly direction in a meander line following the bed of the River to Jordan Road; southerly along Jordan Road to the north city limits of Granite Falls; thence following the north and east city limits to 92nd St. NE., and Menzel Lake Rd.; thence south-southeasterly along the Menzel Lake Rd., and the Lake Roesiger Rd., a distance of approximately 6 miles to the northernmost point of Lake Roesiger; thence southerly along a meander line following the middle of the Lake and Roesiger Creek to Woods Creek; thence southerly along a meander line following the bed of the Creek approximately 6 miles to the point the Creek is crossed by the existing BPA electrical transmission line; thence easterly along the BPA transmission line approximately 0.2 miles; thence southerly along the BPA Chief Joseph-Covington electrical transmission line approximately 3 miles to the north line of SR 2; thence southeasterly along SR 2 to the intersection with the east county line of King County; thence south along the county line to the northernmost point of the east county line of Pierce County; thence along the county line to the point of beginning at the mouth of the Nisqually River AQCR 062 E Washington-N Idaho Interstate (part)Unclassifiable/Attainment Spokane CountyUnclassifiable/Attainment AQCR 062 E Washington-N Idaho Interstate (remainder of)Unclassifiable/Attainment Adams County Asotin County Columbia County Garfield County Grant County Lincoln County Whitman County AQCR 193 Portland Interstate (remainder of)Unclassifiable/Attainment Clark County (part) remainder Cowlitz County Lewis County Skamania County Wahkiakum County AQCR 227 Northern Washington IntrastateUnclassifiable/Attainment Chelan County Douglas County Ferry County Okanogan County Pend Oreille County Stevens County AQCR 228 Olympic-Northwest Washington IntrastateUnclassifiable/Attainment Clallam County Grays Harbor County Island County Jefferson County Mason County Pacific County San Juan County Skagit County Thurston County Whatcom County AQCR 229 Puget Sound Intrastate (remainder of)Unclassifiable/Attainment King County (part) remainder Kitsap County Snohomish County (part) remainder AQCR 230 South Central Washington IntrastateUnclassifiable/Attainment Benton County Franklin County Kittitas County Klickitat County Walla Walla County Yakima 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.

Washington—2008 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation 1Classification Date 2Type Date 1 Type Clark CountyUnclassifiable/Attainment King CountyUnclassifiable/Attainment Pierce CountyUnclassifiable/Attainment Spokane CountyUnclassifiable/Attainment Thurston CountyUnclassifiable/Attainment Rest of state and rest of Indian countryUnclassifiable/Attainment

1 Includes any Indian country in each county or area, unless otherwise specified.

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

Washington—2015 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area 1Designation Classification Date 2Type Date 2Type Tri-Cities Area, WA1/16/18Unclassifiable Benton County. Franklin County. Walla Walla County. Adams County1/16/18Attainment/Unclassifiable Asotin County1/16/18Attainment/Unclassifiable Chelan County1/16/18Attainment/Unclassifiable Clallam County1/16/18Attainment/Unclassifiable Clark CountyAttainment/Unclassifiable Columbia County1/16/18Attainment/Unclassifiable Cowlitz CountyAttainment/Unclassifiable Douglas County1/16/18Attainment/Unclassifiable Ferry County1/16/18Attainment/Unclassifiable Garfield County1/16/18Attainment/Unclassifiable Grant County1/16/18Attainment/Unclassifiable Grays Harbor County1/16/18Attainment/Unclassifiable Island County1/16/18Attainment/Unclassifiable Jefferson County1/16/18Attainment/Unclassifiable King County1/16/18Attainment/Unclassifiable Kitsap County1/16/18Attainment/Unclassifiable Kittitas County1/16/18Attainment/Unclassifiable Klickitat County1/16/18Attainment/Unclassifiable Lewis County1/16/18Attainment/Unclassifiable Lincoln County1/16/18Attainment/Unclassifiable Mason County1/16/18Attainment/Unclassifiable Okanogan County1/16/18Attainment/Unclassifiable Pacific County1/16/18Attainment/Unclassifiable Pend Oreille County1/16/18Attainment/Unclassifiable Pierce County1/16/18Attainment/Unclassifiable San Juan County1/16/18Attainment/Unclassifiable Skagit County1/16/18Attainment/Unclassifiable Skamania CountyAttainment/Unclassifiable Snohomish County1/16/18Attainment/Unclassifiable Spokane County1/16/18Attainment/Unclassifiable Stevens County1/16/18Attainment/Unclassifiable Thurston County1/16/18Attainment/Unclassifiable Wahkiakum County1/16/18Attainment/Unclassifiable Whatcom County1/16/18Attainment/Unclassifiable Whitman County1/16/18Attainment/Unclassifiable Yakima County1/16/18Attainment/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.

Washington—2008 Lead NAAQS

Designated area Designation for the 2008 NAAQS aDate 1Type Whole StateUnclassifiable/Attainment.

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

1 December 31, 2011 unless otherwise noted.

[54 FR 27346, June 29, 1989] Editorial Note:For Federal Register citations affecting § 81.348, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.

AUTHORITY: 42 U.S.C. 7401,

SOURCE: 36 FR 22421, Nov. 25, 1971, unless otherwise noted.

CITE AS: 40 CFR 81.348