Conformity Adequacy Review: Region 2

State Implementation Plans (SIP) Submissions that EPA has Found Adequate or Inadequate
Region 2: New Jersey, New York, and the territories of Puerto Rico and the U.S. Virgin Islands

This page provides a list of state implementation plans that include motor vehicle emission budgets that EPA Region 2 has found either adequate or inadequate for the purposes of transportation conformity.

On this page:

New Jersey
New York
Puerto Rico

For more information about adequacy review, return to the main adequacy page.

Contact: For the Region 2 contact person (name, phone number, email address), see EPA’s Regional Contacts for State and Local Transportation.

New Jersey
Area	Pollutant	SIP Submission	Finding (effective date)	Additional Information/ Comments
Camden County, NJ and Not-Classified Areas: Atlantic City, Burlington, Freehold, Morristown, Penns Grove, Perth Amboy, Somerville, Toms River, and Trenton, NJ	carbon monoxide	maintenance plan	FR Notice (7/2006)(pdf) (152 KB, published July 10, 2006)	Budgets found adequate through the SIP approval process.
New Jersey portion of the NY - Northern NJ - Long Island area	8-hour ozone	reasonable further progress	Letter (1/2023) (pdf) (270.64 KB, January 18, 2023) FR Notice (3/2023) (pdf) (198 KB, published March 13, 2023)
	8-hour ozone	reasonable further progress and attainment demonstration	Letter (6/2009) (pdf) (218.69 KB) June 9, 2008 FR Notice (7/2008)(pdf) (147 KB, published July 17, 2008)	Budgets found adequate through the adequacy review process.
	2008 8-hour ozone	attainment plan	Letter (8/2018) (pdf) (1.39 MB, August 16, 2018) FR Notice (9/2018) (pdf) (234 KB, September 25, 2018)	Budgets found adequate through the adequacy review process.
	pm2.5	maintenance plan	Letter (3/2024) (pdf) (249.84 KB, March 11, 2024) FR Notice (5/2024) (pdf) (241 KB, published May 23, 2024)	Budgets found adequate through the adequacy review process.
		maintenance plan	Adequate (7/9/2013) FR Notice (6/2013) (pdf) (222 KB, published June 24, 2013)	Budgets found adequate through the adequacy review process.
		attainment demonstration	Letter (5/2010) (pdf) (115.83 KB) May 4, 2010 FR Notice (8/2010) (pdf) (144 KB, published August 2, 2010)	Budgets found adequate through the adequacy review process.
		early progress	Letter (5/2006) (pdf) (103.25 KB) May 31, 2006 FR Notice (6/2006) (pdf) (145 KB, Published June 8, 2006)	Budgets found adequate through the adequacy review process.
	carbon monoxide	limited maintenance plan	Adequate (8/1/2016) FR Final Rule (7/2016) (pdf) (218 KB, published July 1, 2016)	Budgets found adequate through SIP adequacy process.
		maintenance plan	Letter (4/2002) (pdf) (283.29 KB) April 22, 2002 FR Notice (5/2002) (pdf) (127 KB, published May 8, 2002)	Budgets found adequate through the adequacy review process.
		attainment demonstration	Letter (4/2000) (pdf) (54.99 KB) April 6, 2000 FR Notice (5/2002) (pdf) (127 KB, published May 8, 2002)	Budgets found adequate through the adequacy review process.
New Jersey portion of the Philadelphia - Wilmington, PA-NJ-DE	pm2.5	maintenance plan	Adequate (6/7/2024) FR Notice (5/2024) (pdf) (241 KB, May 23, 2024)	Budgets found adequate through the adequacy review process
		maintenance plan	Adequate FR Notice (6/2013) (pdf) (222 KB, published June 24, 2013)	Budgets found adequate through the adequacy review process.
		attainment demonstration	Letter (5/2010) (pdf) (115.83 KB) May 4, 2010 FR Notice (8/2010) (pdf) (144 KB, published August 2, 2010)	Budgets found adequate through the adequacy review process.
	8-hour ozone	reasonable further progress and attainment demonstration	Letter (6/2009) (pdf) (218.69 KB) June 9, 2008 FR Notice (7/2008) (pdf) (147 KB, published July 17, 2008)	Budgets found adequate through the adequacy review process.

New York
Area	Pollutant	SIP Submission	Finding (effective date)	Additional Information/ Comments
New York State portion of the NY-NJ-CT region	2008 8-hour ozone	attainment plan	Letter (4/2018) (pdf) (556.18 KB) April 19, 2018 FR Notice (6/2018) (pdf) (214 KB, June 8, 2018)	Budgets found adequate through the adequacy review process
	2008 8-hour ozone	reasonable further progress	Letter (7/2022) (pdf) (144.88 KB, July 25, 2022) FR Notice (11/2022) (pdf) (202 KB, published November 23, 2022)	Budgets found adequate through the adequacy review process
	pm2.5	maintenance plan	FR Notice (9/2013) (pdf) (191 KB, published September 3, 2013)	Budgets found adequate through the adequacy review process
	pm2.5	reasonable further progress and attainment demonstration	FR Notice (11/2010) (pdf)(152 KB, published November 16, 2010)	Budgets found adequate through the adequacy review process.
	1997 8-hour ozone	reasonable further progress and attainment demonstration	Letter (6/2010) (pdf) (1.14 MB) June 21, 2010 FR Notice (8/2010) (pdf) (144 KB, published August 2, 2010)	Budgets found adequate through the adequacy review process.
	carbon monoxide	limited maintenance plan	FR Notice (5/2014) (pdf) (216 KB, published May 30, 2014)	Budgets found adequate through SIP approval process.
	carbon monoxide	maintenance plan	Letter (3/2000) (pdf) (57.04 KB) March 17, 2000 FR Notice (3/2000) (pdf) (210 KB, published March 27, 2000)	Budgets found adequate through the adequacy review process.
Onondaga County, NY	carbon monoxide	maintenance plan	FR Notice (9/2005) (pdf) (155 KB, published September 8, 2005)	Budgets found adequate through SIP approval process.
Poughkeepsie, NY	8-hour ozone	reasonable further progress and attainment demonstration	Letter (6/2010) (pdf) (1.14 MB) June 21, 2010 FR Notice (8/2010) (pdf) (144 KB, published August 2, 2010)	Budgets found adequate through the adequacy review process.

Puerto Rico
Area	Pollutant	SIP Submission	Finding (effective date)	Additional Information/ Comments
Municipality of Guaynabo	pm10	limited maintenance plan	Letter (6/2009) (pdf) (51.94 KB) June 23, 2009 FR Notice (8/2009) (pdf) (138 KB, published August 10, 2009)	Budgets found adequate through the adequacy review process.