Status of SIP Requirements for Designated Areas

Nevada Areas by Pollutant
As of 06/16/2013
View Nonattainment Contacts

Jump to Nevada section for: CO (1971) Lead (1978) Lead (2008) NO2 (1971) Ozone-1Hr (1979) Ozone-8Hr (1997) PM-10 (1987) PM-2.5 (1997) PM-2.5 (2006) SO2 (1971)

Nevada CO (1971) Areas Return to map
Click on the Area name to view SIP Requirements Area	Status	Designation Date	Classification	2010 Population (state portion)	Meets NAAQS Basis	Design Value Annual (ppm) (entire area)	Meets NAAQS	SIP Requirements Original/Approved	Clean Air Determination Effective Date Citation (link to GPO website)	Redesignation Request Date	Redesignation Effective Date Citation (link to GPO website)
Lake Tahoe Nevada Area	Maintenance	11/15/1990	Not Classified	33,259	2011		Insufficient Data	1 / 0	02/13/2004 68 FR 69611	10/27/2003	02/13/2004 68 FR 69611
Las Vegas Area	Maintenance	11/15/1990	Serious	679,034	2011	3	Yes	6 / 6	09/27/2010 75 FR 59090	09/18/2008	09/27/2010 75 FR 59090
Reno Area	Maintenance	11/15/1990	Moderate <= 12.7ppm	221,743	2011	2.6	Yes	4 / 3	08/04/2008 73 FR 38124		08/04/2008 73 FR 38124
Nevada Lead (1978) Areas Return to map Top of page
No designated areas for this pollutant.
Nevada Lead (2008) Areas Return to map Top of page
No designated areas for this pollutant.
Nevada NO2 (1971) Areas Return to map Top of page
No designated areas for this pollutant.
Nevada Ozone-1Hr (1979) Areas Return to map Top of page
Click on the Area name to view SIP Requirements Area	Status	Designation Date	Classification	2010 Population (state portion)	Meets NAAQS Basis	Design Value Annual (ppm) (entire area)	Meets NAAQS	SIP Requirements Original/Approved	Clean Air Determination Effective Date Citation (link to GPO website)	Redesignation Request Date	Redesignation Effective Date Citation (link to GPO website)
Reno Area	Revoked NAAQS	01/06/1992	Marginal	421,407	2009-2011	0.080	Yes	3 / 2	06/02/2005 70 FR 22803	04/02/1997
Nevada Ozone-8Hr (1997) Areas Return to map Top of page
Click on the Area name to view SIP Requirements Area	Status	Designation Date	Classification	2010 Population (state portion)	Meets NAAQS Basis	Design Value Annual (ppm) (entire area)	Meets NAAQS	SIP Requirements Original/Approved	Clean Air Determination Effective Date Citation (link to GPO website)	Redesignation Request Date	Redesignation Effective Date Citation (link to GPO website)
Las Vegas	Maintenance	09/13/2004	Subpart 2/Marginal	1,918,819	2009-2011	0.075	Yes	3 / 2	05/31/2011 76 FR 17343	04/11/2011	02/07/2013 78 FR 1149
Nevada PM-10 (1987) Areas Return to map Top of page
Click on the Area name to view SIP Requirements Area	Status	Designation Date	Classification	2010 Population (state portion)	Meets NAAQS Basis	Design Value (entire area)	Meets NAAQS	SIP Requirements Original/Approved	Clean Air Determination Effective Date Citation (link to GPO website)	Redesignation Request Date	Redesignation Effective Date Citation (link to GPO website)
Clark County; Las Vegas planning area	Nonattainment	11/15/1990	Serious	1,951,248	2009-2011		Yes	3 / 3	10/04/2010 75 FR 45485
Washoe County; Reno planning area	Nonattainment	02/07/2001	Serious	421,404	2009-2011		Yes	3 / 0	05/19/2011 76 FR 21807	07/13/2009
Nevada PM-2.5 (1997) Areas Return to map Top of page
No designated areas for this pollutant.
Nevada PM-2.5 (2006) Areas Return to map Top of page
No designated areas for this pollutant.
Nevada SO2 (1971) Areas Return to map Top of page
Click on the Area name to view SIP Requirements Area	Status	Designation Date	Classification	2010 Population (state portion)	Meets NAAQS Basis	Design Value Annual/24-Hr (ppb) (entire area)	Meets NAAQS	SIP Requirements Original/Approved	Clean Air Determination Effective Date Citation (link to GPO website)	Redesignation Request Date	Redesignation Effective Date Citation (link to GPO website)
Central Steptoe Valley	Maintenance	11/15/1990	Primary	2,165	2010-2011	/	Insufficient Data	1 / 1	06/11/2002	02/14/1995	06/11/2002

We have made our best effort to ensure that the data contained in these reports is accurate. We note that there may be brief delays in updating the reports as we receive new state submissions and we take rulemaking action on plans. In order to assist us in providing accurate information, we request that you contact us by clicking on the "Contact Us" link near the top of this page with any comments regarding or corrections to the posted information, including concerns about whether the entries reflect the most recent status.

Current and historical design value data can be found on the EPA Air Trends website and the EPA Green Book contains comprehensive nonattainment area, designation status, and historical information.

Status of SIP Requirements for Designated Areas

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