{"data":{"id":"us/40-cfr-81.340","jurisdiction":"us","citation":"40 CFR 81.340","heading":"Rhode Island.","body":"Rhode Island—TSP\nDesignated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards\nProvidence X\nEast Providence, Warwick, North Providence, Pawtucket, and Central Falls X\nRemainder of Rhode Island portion of AQCR 120 X\nRhode Island—1971 Sulfur Dioxide NAAQS\n[Primary and Secondary]\nDesignated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards\nRhode Island portion of AQCR 120 X\nRhode Island—2010 Sulfur Dioxide NAAQS\n[Primary]\nDesignated area 1 Designation\nDate 2 Type\nState of Rhode Island Attainment/Unclassifiable.\n1 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.\n2 This date is April 9, 2018, unless otherwise noted.\nRhode Island—Carbon Monoxide\nDesignated Area Designation Classification\nDate 1 Type Date 1 Type\nStatewide Unclassifiable/Attainment\nBristol County\nKent County\nNewport County\nProvidence County\nWashington County\n1 This date is November 15, 1990, unless otherwise noted.\nRhode Island—Ozone (1-Hour Standard)2\nDesignated area Designation Classification\nDate 1 Type Date 1 Type\nProvidence (all of RI) Area:\nBristol County Nonattainment Serious.\nKent County Nonattainment Serious.\nNewport County Nonattainment Serious.\nProvidence County Nonattainment Serious.\nWashington County Nonattainment Serious.\n1 This date is January 16, 2001, unless otherwise noted.\n2 The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in Rhode Island.\nRhode Island—1997 Annual PM2.5 NAAQS\n[Primary and Secondary]\nDesignated area Designation a Classification\nDate 1 Type Date Type\nStatewide:\nBristol County Unclassifiable/Attainment.\nKent County Unclassifiable/Attainment.\nNewport County Unclassifiable/Attainment.\nProvidence County Unclassifiable/Attainment.\nWashington County Unclassifiable/Attainment.\na Includes Indian Country located in each county or area, except as otherwise specified.\n1 This date is 90 days after January 5, 2005, unless otherwise noted.\nRhode Island—2012 Annual PM2.5 NAAQS\n[Primary]\nDesignated area 1 Designation Classification\nDate 2 Type Date 2 Type\nStatewide:\nBristol County Unclassifiable/Attainment\nKent County Unclassifiable/Attainment\nNewport County Unclassifiable/Attainment\nProvidence County Unclassifiable/Attainment\nWashington County Unclassifiable/Attainment\n1 Includes areas of Indian country located in each county or area, except as otherwise specified.\n2 This date is April 15, 2015, unless otherwise noted.\nRhode Island—1997 24-Hour PM2.5 NAAQS\n[Primary and Secondary]\nDesignated area Designation a Classification\nDate 1 Type Date Type\nStatewide:\nBristol County Unclassifiable/Attainment.\nKent County Unclassifiable/Attainment.\nNewport County Unclassifiable/Attainment.\nProvidence County Unclassifiable/Attainment.\nWashington County Unclassifiable/Attainment.\na Includes Indian Country located in each county or area, except as otherwise specified.\n1 This date is 90 days after January 5, 2005, unless otherwise noted.\nRhode Island—2006 24-Hour PM2.5 NAAQS\n[Primary and Secondary]\nDesignated area Designation a Classification\nDate 1 Type Date Type\nStatewide:\nBristol County Unclassifiable/Attainment.\nKent County Unclassifiable/Attainment.\nNewport County Unclassifiable/Attainment.\nProvidence County Unclassifiable/Attainment.\nWashington County Unclassifiable/Attainment.\na Includes Indian Country located in each county or area, except as otherwise specified.\n1 This date is 30 days after November 13, 2009, unless otherwise noted.\nRhode Island—NO2 (1971 Annual Standard)\nDesignated area Does not meet primary standards Cannot be classified or better than national standards\nRhode Island portion of AQCR 120 X\nRhode Island—NO2 (2010 1-Hour Standard)\nDesignated area Designation a\nDate 1 Type\nState of Rhode Island Unclassifiable/Attainment.\na Includes Indian Country located in each county or area, except as otherwise specified.\n1 This date is 90 days after October 31, 2011, unless otherwise noted.\nRhode Island—1997 8-Hour Ozone NAAQS\n[Primary and Secondary]\nDesignated area Designation a Category/classification\nDate 1 Type Date 1 Type\nProvidence (all of RI), RI:\nBristol County Nonattainment Subpart 2/Moderate.\nKent County Nonattainment Subpart 2/Moderate.\nNewport County Nonattainment Subpart 2/Moderate.\nProvidence County Nonattainment Subpart 2/Moderate.\nWashington County Nonattainment Subpart 2/Moderate.\na Includes Indian Country located in each county or area, except as otherwise specified.\n1 This date is June 15, 2004, unless otherwise noted.\nRhode Island—2008 8-Hour Ozone NAAQS\n[Primary and Secondary]\nDesignated area Designation Classification\nDate 1 Type Date 1 Type\nProvidence (all of RI), RI: 2 Unclassifiable/Attainment\nBristol County\nKent County\nNewport County\nProvidence County\nWashington County\n1 This date is July 20, 2012, unless otherwise noted.\n2 Includes any Indian country in each county or area, unless otherwise specified.\nRhode Island—2015 8-Hour Ozone NAAQS\n[Primary and Secondary]\nDesignated area 1 Designation Classification\nDate 2 Type Date 2 Type\nBristol County 1/16/2018 Attainment/Unclassifiable\nKent County Attainment/Unclassifiable\nNewport County 1/16/2018 Attainment/Unclassifiable\nProvidence County 1/16/2018 Attainment/Unclassifiable\nWashington County Attainment/Unclassifiable\n1 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.\n2 This date is August 3, 2018, unless otherwise noted.\nRhode Island—2008 Lead NAAQS\nDesignated area Designation for the 2008 NAAQSa\nDate 1 Type\nWhole State Unclassifiable/Attainment.\na Includes Indian Country located in each county or area, except as otherwise specified.\n1 December 31, 2011 unless otherwise noted.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 81—DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES","Subpart C—Section 107 Attainment Status Designations"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"3802421a236c789c3532f73015c486507fcf5152a8a7fa798291b20d845d6e6b","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-81.339","next":"us/40-cfr-81.341"},"notice":"GroundRules: Original legal text. Not legal advice."}