Electronic Code of Federal Regulations
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e-CFR data is current as of August 6, 2020 |
Title 40 → Chapter I → Subchapter C → Part 81 → Subpart C → §81.329 |
Title 40: Protection of Environment
PART 81—DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES
Subpart C—Section 107 Attainment Status Designations
§81.329 Nevada.
Nevada—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 |
|---|---|---|---|---|
| (Township Range): | ||||
| Steptoe Valley (179) (10-29N, 61-67E): | ||||
| Central | X | |||
| Northern (area which is north of Township 21 North and within the drainage basin of the Steptoe Valley) | X | |||
| Southern (area which is south of Township 15 North and within the drainage basin of the Steptoe Valley) | X | |||
| Boulder Flat (61) (31-37N, 45-51E): | ||||
| Upper Unit 61 | X | |||
| Lower Unit 61 | X | |||
| Rest of State1 | X |
1Rest of State refers to hydrographic areas as shown on the State of Nevada Division of Water Resources' map titled Water Resources and Inter-basin Flows (September 1971), excluding the designated areas specifically listed in the table.
Nevada—2010 Sulfur Dioxide NAAQS
[Primary]
| Designated area1 | Designation | |
|---|---|---|
| Date2 | Type | |
| State of Nevada3 | Attainment/Unclassifiable. | |
1Includes 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.
2This date is April 9, 2018, unless otherwise noted.
3Rest of State refers to hydrographic areas as shown on the State of Nevada Division of Water Resources' map titled “Water Resources and Inter-basin Flows” (September 1971), as revised to include a division of Carson Desert (area 101) into two areas, a smaller area 101 and area 101A, and a division of Boulder Flat (area 61) into an Upper Unit 61 and a Lower Unit 61. See also 67 FR 12474 (March 19, 2002).
Nevada—Carbon Monoxide
| Designated Area | Designation | Classification | ||
|---|---|---|---|---|
| Date1 | Type | Date1 | Type | |
| Lake Tahoe Nevada Area | ||||
| Hydrographic Area 90 Carson City County (part) Douglas County (part) Washoe County (part) | 2/13/04 | Attainment | ||
| Las Vegas Area: | 9/27/2010 | Attainment | ||
| Clark County (part) | ||||
| Las Vegas Valley | ||||
| Hydrographic Area 212 | ||||
| Reno Area: Washoe County (part) Truckee Meadows Hydrographic Area 87 | 8/4/08 | Attainment | ||
| Rest of State | Unclassifiable/Attainment | |||
| Carson City County (part) | ||||
| Area outside Hydrographic Area 90 | ||||
| Churchill County | ||||
| Clark County (part) | ||||
| Area outside Las Vegas Valley Hydrographic Area 212 | ||||
| Douglas County (part) | ||||
| Area outside Hydrographic Area 90 | ||||
| Elko County | ||||
| Esmeralda County | ||||
| Eureka County | ||||
| Humboldt County | ||||
| Lander County | ||||
| Lincoln County | ||||
| Lyon County | ||||
| Mineral County | ||||
| Nye County | ||||
| Pershing County | ||||
| Storey County | ||||
| Washoe County (part) | ||||
| Remainder of county | ||||
| White Pine County | ||||
1This date is November 15, 1990, unless otherwise noted.
Nevada—Ozone (1-Hour Standard)3
| Designated area | Designation | Classification | ||
|---|---|---|---|---|
| Date1 | Type | Date1 | Type | |
| Reno Area: | ||||
| Washoe County | (2) | Nonattainment | (2) | Marginal. |
| Rest of State | Unclassifiable/Attainment | |||
| Carson City | ||||
| Churchill County | ||||
| Clark County | ||||
| Douglas County | ||||
| Elko County | ||||
| Esmeralda County | ||||
| Eureka County | ||||
| Humboldt County | ||||
| Lander County | ||||
| Lincoln County | ||||
| Lyon County | ||||
| Mineral County | ||||
| Nye County | ||||
| Pershing County | ||||
| Storey County | ||||
| White Pine County | ||||
1This date is October 18, 2000, unless otherwise noted.
2This date is January 16, 2001.
3The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in Nevada except the portion of Clark County designated nonattainment for the 8-hour ozone standard effective September 13, 2004 for which the 1-hour ozone standard is revoked effective September 13, 2005.
Nevada—PM-10
| Designated area | Designation | Classification | ||
|---|---|---|---|---|
| Date | Type | Date | Type | |
| Washoe County: | ||||
| Reno planning area | 1/7/16 | Attainment | ||
| Hydrographic area 87 | ||||
| Clark County: | ||||
| Las Vegas planning area | 11/5/14 | Attainment | ||
| Hydrographic area 212 | ||||
| Boulder Flat (61) (31-37N, 45-51E): | ||||
| Upper Unit 61 | 11/15/90 | Unclassifiable | ||
| Lower Unit 61 | 11/15/90 | Unclassifiable | ||
| Rest of State1 | 11/15/90 | Unclassifiable | ||
1Rest of State refers to hydrographic areas as shown on the State of Nevada Division of Water Resources' map titled Water Resources and Inter-basin Flows (September 1971), as revised to include a division of Carson Desert (area 101) into two areas, a smaller area 101 and area 101A, and excluding the designated areas specifically listed in the table.
Nevada—1997 Annual PM2.5 NAAQS
[Primary and Secondary]
| Designated area | Designationa | Classification | ||
|---|---|---|---|---|
| Date1 | Type | Date | Type | |
| Statewide2 | Unclassifiable/Attainment. | |||
aIncludes Indian Country located in each county or area, except as otherwise specified.
1This date is 90 days after January 5, 2005, unless otherwise noted.
2Statewide refers to hydrographic areas as shown on the State of Nevada Division of Water Resources' map titled “Water Resources and Inter-basin Flows” (September 1971), as revised to include a division of Carson Desert (area 101) into two areas, a smaller area 101 and area 101A, and a division of Boulder Flat (area 61) into an Upper Unit 61 and a Lower Unit 61. See also 67 FR 12474 (March 19, 2002).
Nevada—2012 Annual PM2.5 NAAQS
[Primary]
| Designated area1 | Designation | Classification | ||
|---|---|---|---|---|
| Date2 | Type | Date2 | Type | |
| Statewide3 | Unclassifiable/Attainment | |||
1Includes areas of Indian country located in each county or area, except as otherwise specified.
2This date is April 15, 2015, unless otherwise noted.
3Statewide refers to hydrographic areas as shown on the State of Nevada Division of Water Resources' map titled “Water Resources and Inter-basin Flows” (September 1971), as revised to include a division of Carson Desert (area 101) into two areas, a smaller area 101 and area 101A, and a division of Boulder Flat (area 61) into an Upper Unit 61 and a Lower Unit 61. See also 67 FR 12474 (March 19, 2002).
Nevada—1997 24-Hour PM2.5 NAAQS
[Primary and Secondary]
| Designated area | Designationa | Classification | ||
|---|---|---|---|---|
| Date1 | Type | Date | Type | |
| Statewide2 | Unclassifiable/Attainment. | |||
aIncludes Indian Country located in each county or area, except as otherwise specified.
1This date is 90 days after January 5, 2005, unless otherwise noted.
2Statewide refers to hydrographic areas as shown on the State of Nevada Division of Water Resources' map titled “Water Resources and Inter-basin Flows” (September 1971), as revised to include a division of Carson Desert (area 101) into two areas, a smaller area 101 and area 101A, and a division of Boulder Flat (area 61) into an Upper Unit 61 and a Lower Unit 61. See also 67 FR 12474 (March 19, 2002).
Nevada—2006 24-Hour PM2.5 NAAQS
[Primary and Secondary]
| Designated area | Designationa | Classification | ||
|---|---|---|---|---|
| Date1 | Type | Date | Type | |
| Statewide2 | Unclassifiable/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.
2Statewide refers to hydrographic areas as shown on the State of Nevada Division of Water Resources' map titled “Water Resources and Inter-basin Flows” (September 1971), as revised to include a division of Carson Desert (area 101) into two areas, a smaller area 101 and area 101A, and a division of Boulder Flat (area 61) into an Upper Unit 61 and a Lower Unit 61. See also 67 FR 12474 (March 19, 2002).
Nevada—NO2 (1971 Annual Standard)
| Designated area | Does not meet primary standards | Cannot be classified or better than national standards |
|---|---|---|
| Boulder Flat (61)(31-37N, 45-51E): | ||
| Upper Unit 61 | X | |
| Lower Unit 61 | X | |
| Rest of State1 | X |
1Rest of State refers to hydrographic areas as shown on the State of Nevada Division of Water Resources' map titled Water Resources and Inter-basin Flows (September 1971), excluding the designated areas specifically listed in the table.
Nevada—NO2 (2010 1-Hour Standard)
| Designated area | Designationa | |
|---|---|---|
| Date1 | Type | |
| State of Nevada2 | Unclassifiable/Attainment. | |
aIncludes Indian Country located in each county or area, except as otherwise specified.
1This date is 90 days after October 31, 2011, unless otherwise noted.
2Statewide refers to hydrographic areas as shown on the State of Nevada Division of Water Resources' map titled “Water Resources and Inter-basin Flows” (September 1971), as revised to include a division of Carson Desert (area 101) into two areas, a smaller area 101 and area 101A, and a division of Boulder Flat (area 61) into an Upper Unit 61 and a Lower Unit 61. See also 67 FR 12474 (March 19, 2002).
Nevada—1997 8-Hour Ozone NAAQS
[Primary and Secondary]
| Designated area | Designationa | Category/classification | ||
|---|---|---|---|---|
| Date1 | Type | Date1 | Type | |
| Las Vegas, NV: Clark County (part) That portion of Clark County that lies in hydrographic areas 164A, 164B, 165, 166, 167, 212, 213, 214, 216, 217, and 218, but excluding the Moapa River Indian Reservation and the Fort Mohave Indian Reservationb | 2/7/13 | Attainment | ||
| Rest of State | Unclassifiable/Attainment | |||
| Carson City | ||||
| Churchill County | ||||
| Clark County | ||||
| (part) remainder | ||||
| Douglas County | ||||
| Elko County | ||||
| Esmeralda County | ||||
| Eureka County | ||||
| Humboldt County | ||||
| Lander County | ||||
| Lincoln County | ||||
| Lyon County | ||||
| Mineral County | ||||
| Nye County | ||||
| Pershing County | ||||
| Storey County | ||||
| Washoe County (Reno Area) | ||||
| White Pine County | ||||
aIncludes Indian Country located in each county or area, except as otherwise specified.
bThe use of reservation boundaries for this designation is for purposes of CAA planning only and is not intended to be a federal determination of the exact boundaries of the reservations. Nor does the specific listing of the Tribes in this table confer, deny or withdraw Federal recognition of any of the Tribes listed or not listed.
1This date is June 15, 2004, unless otherwise noted.
2The effective date is September 13, 2004.
Nevada—2008 8-Hour Ozone NAAQS
[Primary and Secondary]
| Designated area | Designation | Classification | ||
|---|---|---|---|---|
| Date1 | Type | Date1 | Type | |
| Statewide and Any Areas of Indian Country:2 | Unclassifiable/Attainment | |||
1This date is July 20, 2012, unless otherwise noted.
2Statewide refers to hydrographic areas as shown on the State of Nevada Division of Water Resources' map titled “Water Resources and Inter-basin Flows” (September 1971), as revised to include a division of Carson Desert (area 101) into two areas, a smaller area 101 and area 101A, and a division of Boulder Flat (area 61) into an Upper Unit 61 and a Lower Unit 61. See also 67 FR 12474 (March 19, 2002).
Nevada—2015 8-Hour Ozone NAAQS
[Primary and Secondary]
| Designated area1 | Designation | Classification | ||
|---|---|---|---|---|
| Date2 | Type | Date2 | Type | |
| Las Vegas, NV | Nonattainment | Marginal. | ||
| Clark County (part): | ||||
| That portion of Clark County that lies in hydrographic area 212.3 | ||||
| Las Vegas Tribe of Paiute Indians of the Las Vegas Indian Colony. | ||||
| Rest of State | Attainment/Unclassifiable | |||
| Carson City. | ||||
| Churchill County | 1/16/18 | |||
| Clark County (part) remainder. | ||||
| Douglas County. | ||||
| Elko County | 1/16/18 | |||
| Esmeralda County | 1/16/18 | |||
| Eureka County | 1/16/18 | |||
| Humboldt County | 1/16/18 | |||
| Lander County | 1/16/18 | |||
| Lincoln County. | ||||
| Lyon County | 1/16/18 | |||
| Mineral County | 1/16/18 | |||
| Nye County. | ||||
| Pershing County | 1/16/18 | |||
| Storey County | 1/16/18 | |||
| Washoe County. | ||||
| White Pine County | 1/16/18 | |||
1Includes 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.
2This date is August 3, 2018, unless otherwise noted.
3Hydrographic areas are shown on the State of Nevada Division of Water Resources' map titled Water Resources and Inter-basin Flows (September 1971).
Nevada—2008 Lead NAAQS
| Designated area | Designation for the 2008 NAAQSa | |
|---|---|---|
| Date1 | Type | |
| Whole State | Unclassifiable/Attainment. | |
aIncludes Indian Country located in each county or area, except as otherwise specified.
1December 31, 2011 unless otherwise noted.
[43 FR 8964, Mar. 3, 1978]
Editorial Note: For Federal Register citations affecting §81.329, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.