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About Air Quality

Air Quality Summary Reports

About Air Quality
  1. Air District
  2. About Air Quality
  3. Air Quality Summaries

View tables summarizing the air quality data collected each year from the Bay Area’s air quality monitoring network.

Annual Bay Area Air Quality Summaries

Each year, the Air District summarizes data collected from the Bay Area’s air quality monitoring network. The tables below show the number of times each station recorded pollutant concentrations above federal and state air quality standards. The tables also include the highest annual reading for each pollutant at each station.

  • 2019(696 Kb PDF, 2 pgs, posted 09/23/20)
  • 2018(88 Kb PDF, 2 pgs, posted 05/24/19)
  • 2017(86 Kb PDF, 2 pgs, posted 04/17/18)
  • 2016(603 Kb PDF, 2 pgs, posted 05/25/17)
  • 2015(87 Kb PDF, 2 pgs, revised 05/23/16)
  • 2014(85 Kb PDF, 2 pgs, revised 02/10/20)
  • 2013(84 Kb PDF, 2 pgs, revised 02/10/20)
  • 2012(86 Kb PDF, 2 pgs, revised 02/10/20)
  • 2011(86 Kb PDF, 2 pgs, revised 02/10/20)
  • 2010(105 Kb PDF, 2 pgs, revised 02/10/20)
  • 2009(92 Kb PDF, 2 pgs, revised 02/10/20)
  • 2008(92 Kb PDF, 2 pgs, revised 02/10/20)
  • 2007(209 Kb PDF, 2 pgs, revised 02/10/20)
  • 2006(206 Kb PDF, 2 pgs, revised 02/10/20)
  • 2005(49 Kb PDF, 2 pgs, revised 02/10/20)
  • 2004(55 Kb PDF, 2 pgs, revised 02/10/20)
  • 2003(170 Kb PDF, 2 pgs, revised 02/10/20)
  • 2002(196 Kb PDF, 2 pgs, revised 02/10/20)
  • 2001(146 Kb PDF, 2 pgs, revised 02/10/20)
  • 2000(18 Kb PDF, 2 pgs, revised 02/10/20)
  • 1999(145 Kb PDF, 2 pgs, revised 02/10/20)
  • 1998(122 Kb PDF, 1 pg, revised 02/10/20)
  • 1997(94 Kb PDF, 1 pg, revised 02/10/20)
  • 1996(94 Kb PDF, 1 pg, revised 02/10/20)
  • 1995(94 Kb PDF, 1 pg, revised 02/10/20)
  • 1994(87 Kb PDF, 1 pg, revised 02/10/20)

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Last Updated: 3/24/2021