Air quality reference
Tulsa, OK
Tulsa, OK has a published AQI value of 2, categorized as Good, for 2026-05-01T00:00:00+00:00. The defining parameter is CO, based on 1 monitoring sites. AQI is a communication index rather than a direct pollutant concentration, and values from different dates, averaging periods or providers should not be treated as interchangeable. This profile provides measurement context and same-category links but does not provide individualized medical advice.
Key facts
- Location
- Tulsa, OK
- Air quality index
- 2
- Category
- Good
- Defining parameter
- CO
- Sites reporting
- 1
- Measured at
- 2026-05-01T00:00:00+00:00
- Measurement context
- Daily AQI summary from U.S. EPA AirData; values are not direct pollutant concentrations
Historical air-quality context
Published EPA annual CBSA indicators
Annual AQI summaries are shown independently from pollutant concentrations. Current-year values are provisional because reporting is incomplete and can be revised.
Annual indicator
Days with published AQI
121.00 days2026
EPA annual CBSA summary field: Days with AQI. Current-year values are provisional because reporting is incomplete and can be revised. Values retain the source period and unit.
View source data
| Period | days | Source flag | Confidentiality |
|---|---|---|---|
| 2026 | 121.00 days | provisional-current-year | — |
| 2025 | 365.00 days | — | — |
| 2024 | 366.00 days | — | — |
| 2023 | 365.00 days | — | — |
| 2022 | 365.00 days | — | — |
| 2021 | 365.00 days | — | — |
| 2020 | 366.00 days | — | — |
| 2019 | 365.00 days | — | — |
| 2018 | 365.00 days | — | — |
| 2017 | 365.00 days | — | — |
| 2016 | 366.00 days | — | — |
| 2015 | 365.00 days | — | — |
| 2014 | 365.00 days | — | — |
| 2013 | 365.00 days | — | — |
| 2012 | 366.00 days | — | — |
| 2011 | 365.00 days | — | — |
| 2010 | 365.00 days | — | — |
| 2009 | 365.00 days | — | — |
| 2008 | 366.00 days | — | — |
| 2007 | 365.00 days | — | — |
| 2006 | 365.00 days | — | — |
| 2005 | 365.00 days | — | — |
| 2004 | 366.00 days | — | — |
| 2003 | 365.00 days | — | — |
| 2002 | 365.00 days | — | — |
| 2001 | 365.00 days | — | — |
| 2000 | 366.00 days | — | — |
| 1999 | 365.00 days | — | — |
| 1998 | 365.00 days | — | — |
| 1997 | 365.00 days | — | — |
| 1996 | 366.00 days | — | — |
| 1995 | 365.00 days | — | — |
| 1994 | 365.00 days | — | — |
| 1993 | 365.00 days | — | — |
| 1992 | 366.00 days | — | — |
| 1991 | 365.00 days | — | — |
| 1990 | 365.00 days | — | — |
| 1989 | 365.00 days | — | — |
| 1988 | 366.00 days | — | — |
| 1987 | 365.00 days | — | — |
| 1986 | 365.00 days | — | — |
| 1985 | 365.00 days | — | — |
| 1984 | 366.00 days | — | — |
| 1983 | 365.00 days | — | — |
| 1982 | 365.00 days | — | — |
| 1981 | 365.00 days | — | — |
| 1980 | 366.00 days | — | — |
Annual indicator
Good AQI days
65.00 days2026
EPA annual CBSA summary field: Good Days. Current-year values are provisional because reporting is incomplete and can be revised. Values retain the source period and unit.
View source data
| Period | days | Source flag | Confidentiality |
|---|---|---|---|
| 2026 | 65.00 days | provisional-current-year | — |
| 2025 | 181.00 days | — | — |
| 2024 | 169.00 days | — | — |
| 2023 | 138.00 days | — | — |
| 2022 | 161.00 days | — | — |
| 2021 | 137.00 days | — | — |
| 2020 | 194.00 days | — | — |
| 2019 | 184.00 days | — | — |
| 2018 | 116.00 days | — | — |
| 2017 | 133.00 days | — | — |
| 2016 | 153.00 days | — | — |
| 2015 | 162.00 days | — | — |
| 2014 | 161.00 days | — | — |
| 2013 | 130.00 days | — | — |
| 2012 | 89.00 days | — | — |
| 2011 | 61.00 days | — | — |
| 2010 | 82.00 days | — | — |
| 2009 | 98.00 days | — | — |
| 2008 | 114.00 days | — | — |
| 2007 | 95.00 days | — | — |
| 2006 | 113.00 days | — | — |
| 2005 | 114.00 days | — | — |
| 2004 | 136.00 days | — | — |
| 2003 | 105.00 days | — | — |
| 2002 | 110.00 days | — | — |
| 2001 | 75.00 days | — | — |
| 2000 | 95.00 days | — | — |
| 1999 | 176.00 days | — | — |
| 1998 | 203.00 days | — | — |
| 1997 | 221.00 days | — | — |
| 1996 | 245.00 days | — | — |
| 1995 | 232.00 days | — | — |
| 1994 | 221.00 days | — | — |
| 1993 | 275.00 days | — | — |
| 1992 | 237.00 days | — | — |
| 1991 | 210.00 days | — | — |
| 1990 | 221.00 days | — | — |
| 1989 | 192.00 days | — | — |
| 1988 | 182.00 days | — | — |
| 1987 | 197.00 days | — | — |
| 1986 | 199.00 days | — | — |
| 1985 | 227.00 days | — | — |
| 1984 | 204.00 days | — | — |
| 1983 | 199.00 days | — | — |
| 1982 | 189.00 days | — | — |
| 1981 | 147.00 days | — | — |
| 1980 | 117.00 days | — | — |
Annual indicator
Hazardous AQI days
0.00 days2026
EPA annual CBSA summary field: Hazardous Days. Current-year values are provisional because reporting is incomplete and can be revised. Values retain the source period and unit.
View source data
| Period | days | Source flag | Confidentiality |
|---|---|---|---|
| 2026 | 0.00 days | provisional-current-year | — |
| 2025 | 1.00 days | — | — |
| 2024 | 0.00 days | — | — |
| 2023 | 0.00 days | — | — |
| 2022 | 0.00 days | — | — |
| 2021 | 0.00 days | — | — |
| 2020 | 0.00 days | — | — |
| 2019 | 0.00 days | — | — |
| 2018 | 0.00 days | — | — |
| 2017 | 0.00 days | — | — |
| 2016 | 0.00 days | — | — |
| 2015 | 0.00 days | — | — |
| 2014 | 0.00 days | — | — |
| 2013 | 0.00 days | — | — |
| 2012 | 0.00 days | — | — |
| 2011 | 0.00 days | — | — |
| 2010 | 0.00 days | — | — |
| 2009 | 0.00 days | — | — |
| 2008 | 0.00 days | — | — |
| 2007 | 0.00 days | — | — |
| 2006 | 0.00 days | — | — |
| 2005 | 0.00 days | — | — |
| 2004 | 0.00 days | — | — |
| 2003 | 0.00 days | — | — |
| 2002 | 0.00 days | — | — |
| 2001 | 0.00 days | — | — |
| 2000 | 0.00 days | — | — |
| 1999 | 0.00 days | — | — |
| 1998 | 0.00 days | — | — |
| 1997 | 0.00 days | — | — |
| 1996 | 0.00 days | — | — |
| 1995 | 0.00 days | — | — |
| 1994 | 0.00 days | — | — |
| 1993 | 0.00 days | — | — |
| 1992 | 0.00 days | — | — |
| 1991 | 0.00 days | — | — |
| 1990 | 0.00 days | — | — |
| 1989 | 0.00 days | — | — |
| 1988 | 0.00 days | — | — |
| 1987 | 0.00 days | — | — |
| 1986 | 0.00 days | — | — |
| 1985 | 0.00 days | — | — |
| 1984 | 0.00 days | — | — |
| 1983 | 0.00 days | — | — |
| 1982 | 0.00 days | — | — |
| 1981 | 0.00 days | — | — |
| 1980 | 0.00 days | — | — |
Annual indicator
Maximum daily AQI
112.00 AQI index2026
EPA annual CBSA summary field: Max AQI. Current-year values are provisional because reporting is incomplete and can be revised. Values retain the source period and unit.
View source data
| Period | AQI index | Source flag | Confidentiality |
|---|---|---|---|
| 2026 | 112.00 AQI index | provisional-current-year | — |
| 2025 | 508.00 AQI index | — | — |
| 2024 | 179.00 AQI index | — | — |
| 2023 | 197.00 AQI index | — | — |
| 2022 | 185.00 AQI index | — | — |
| 2021 | 168.00 AQI index | — | — |
| 2020 | 129.00 AQI index | — | — |
| 2019 | 105.00 AQI index | — | — |
| 2018 | 192.00 AQI index | — | — |
| 2017 | 108.00 AQI index | — | — |
| 2016 | 164.00 AQI index | — | — |
| 2015 | 147.00 AQI index | — | — |
| 2014 | 112.00 AQI index | — | — |
| 2013 | 136.00 AQI index | — | — |
| 2012 | 201.00 AQI index | — | — |
| 2011 | 179.00 AQI index | — | — |
| 2010 | 126.00 AQI index | — | — |
| 2009 | 172.00 AQI index | — | — |
| 2008 | 187.00 AQI index | — | — |
| 2007 | 174.00 AQI index | — | — |
| 2006 | 207.00 AQI index | — | — |
| 2005 | 177.00 AQI index | — | — |
| 2004 | 136.00 AQI index | — | — |
| 2003 | 172.00 AQI index | — | — |
| 2002 | 185.00 AQI index | — | — |
| 2001 | 205.00 AQI index | — | — |
| 2000 | 219.00 AQI index | — | — |
| 1999 | 195.00 AQI index | — | — |
| 1998 | 213.00 AQI index | — | — |
| 1997 | 161.00 AQI index | — | — |
| 1996 | 207.00 AQI index | — | — |
| 1995 | 210.00 AQI index | — | — |
| 1994 | 202.00 AQI index | — | — |
| 1993 | 200.00 AQI index | — | — |
| 1992 | 156.00 AQI index | — | — |
| 1991 | 206.00 AQI index | — | — |
| 1990 | 224.00 AQI index | — | — |
| 1989 | 192.00 AQI index | — | — |
| 1988 | 205.00 AQI index | — | — |
| 1987 | 182.00 AQI index | — | — |
| 1986 | 177.00 AQI index | — | — |
| 1985 | 187.00 AQI index | — | — |
| 1984 | 219.00 AQI index | — | — |
| 1983 | 206.00 AQI index | — | — |
| 1982 | 206.00 AQI index | — | — |
| 1981 | 195.00 AQI index | — | — |
| 1980 | 245.00 AQI index | — | — |
Annual indicator
Median daily AQI
48.00 AQI index2026
EPA annual CBSA summary field: Median AQI. Current-year values are provisional because reporting is incomplete and can be revised. Values retain the source period and unit.
View source data
| Period | AQI index | Source flag | Confidentiality |
|---|---|---|---|
| 2026 | 48.00 AQI index | provisional-current-year | — |
| 2025 | 51.00 AQI index | — | — |
| 2024 | 51.00 AQI index | — | — |
| 2023 | 53.00 AQI index | — | — |
| 2022 | 52.00 AQI index | — | — |
| 2021 | 54.00 AQI index | — | — |
| 2020 | 49.00 AQI index | — | — |
| 2019 | 50.00 AQI index | — | — |
| 2018 | 56.00 AQI index | — | — |
| 2017 | 54.00 AQI index | — | — |
| 2016 | 52.00 AQI index | — | — |
| 2015 | 52.00 AQI index | — | — |
| 2014 | 52.00 AQI index | — | — |
| 2013 | 55.00 AQI index | — | — |
| 2012 | 58.00 AQI index | — | — |
| 2011 | 64.00 AQI index | — | — |
| 2010 | 59.00 AQI index | — | — |
| 2009 | 58.00 AQI index | — | — |
| 2008 | 56.00 AQI index | — | — |
| 2007 | 58.00 AQI index | — | — |
| 2006 | 55.00 AQI index | — | — |
| 2005 | 58.00 AQI index | — | — |
| 2004 | 54.00 AQI index | — | — |
| 2003 | 60.00 AQI index | — | — |
| 2002 | 57.00 AQI index | — | — |
| 2001 | 63.00 AQI index | — | — |
| 2000 | 59.00 AQI index | — | — |
| 1999 | 51.00 AQI index | — | — |
| 1998 | 46.00 AQI index | — | — |
| 1997 | 45.00 AQI index | — | — |
| 1996 | 44.00 AQI index | — | — |
| 1995 | 44.00 AQI index | — | — |
| 1994 | 45.00 AQI index | — | — |
| 1993 | 42.00 AQI index | — | — |
| 1992 | 44.00 AQI index | — | — |
| 1991 | 46.00 AQI index | — | — |
| 1990 | 46.00 AQI index | — | — |
| 1989 | 50.00 AQI index | — | — |
| 1988 | 51.00 AQI index | — | — |
| 1987 | 47.00 AQI index | — | — |
| 1986 | 49.00 AQI index | — | — |
| 1985 | 46.00 AQI index | — | — |
| 1984 | 48.00 AQI index | — | — |
| 1983 | 48.00 AQI index | — | — |
| 1982 | 50.00 AQI index | — | — |
| 1981 | 57.00 AQI index | — | — |
| 1980 | 67.00 AQI index | — | — |
Annual indicator
Moderate AQI days
55.00 days2026
EPA annual CBSA summary field: Moderate Days. Current-year values are provisional because reporting is incomplete and can be revised. Values retain the source period and unit.
View source data
| Period | days | Source flag | Confidentiality |
|---|---|---|---|
| 2026 | 55.00 days | provisional-current-year | — |
| 2025 | 180.00 days | — | — |
| 2024 | 184.00 days | — | — |
| 2023 | 207.00 days | — | — |
| 2022 | 190.00 days | — | — |
| 2021 | 218.00 days | — | — |
| 2020 | 170.00 days | — | — |
| 2019 | 179.00 days | — | — |
| 2018 | 238.00 days | — | — |
| 2017 | 230.00 days | — | — |
| 2016 | 210.00 days | — | — |
| 2015 | 201.00 days | — | — |
| 2014 | 202.00 days | — | — |
| 2013 | 225.00 days | — | — |
| 2012 | 231.00 days | — | — |
| 2011 | 258.00 days | — | — |
| 2010 | 275.00 days | — | — |
| 2009 | 249.00 days | — | — |
| 2008 | 240.00 days | — | — |
| 2007 | 252.00 days | — | — |
| 2006 | 210.00 days | — | — |
| 2005 | 207.00 days | — | — |
| 2004 | 218.00 days | — | — |
| 2003 | 227.00 days | — | — |
| 2002 | 217.00 days | — | — |
| 2001 | 235.00 days | — | — |
| 2000 | 230.00 days | — | — |
| 1999 | 153.00 days | — | — |
| 1998 | 103.00 days | — | — |
| 1997 | 108.00 days | — | — |
| 1996 | 86.00 days | — | — |
| 1995 | 77.00 days | — | — |
| 1994 | 99.00 days | — | — |
| 1993 | 72.00 days | — | — |
| 1992 | 111.00 days | — | — |
| 1991 | 106.00 days | — | — |
| 1990 | 98.00 days | — | — |
| 1989 | 139.00 days | — | — |
| 1988 | 107.00 days | — | — |
| 1987 | 102.00 days | — | — |
| 1986 | 136.00 days | — | — |
| 1985 | 88.00 days | — | — |
| 1984 | 106.00 days | — | — |
| 1983 | 110.00 days | — | — |
| 1982 | 124.00 days | — | — |
| 1981 | 163.00 days | — | — |
| 1980 | 171.00 days | — | — |
Annual indicator
90th percentile daily AQI
66.00 AQI index2026
EPA annual CBSA summary field: 90th Percentile AQI. Current-year values are provisional because reporting is incomplete and can be revised. Values retain the source period and unit.
View source data
| Period | AQI index | Source flag | Confidentiality |
|---|---|---|---|
| 2026 | 66.00 AQI index | provisional-current-year | — |
| 2025 | 74.00 AQI index | — | — |
| 2024 | 80.00 AQI index | — | — |
| 2023 | 84.00 AQI index | — | — |
| 2022 | 80.00 AQI index | — | — |
| 2021 | 77.00 AQI index | — | — |
| 2020 | 64.00 AQI index | — | — |
| 2019 | 69.00 AQI index | — | — |
| 2018 | 80.00 AQI index | — | — |
| 2017 | 72.00 AQI index | — | — |
| 2016 | 69.00 AQI index | — | — |
| 2015 | 67.00 AQI index | — | — |
| 2014 | 71.00 AQI index | — | — |
| 2013 | 80.00 AQI index | — | — |
| 2012 | 108.00 AQI index | — | — |
| 2011 | 112.00 AQI index | — | — |
| 2010 | 84.00 AQI index | — | — |
| 2009 | 83.00 AQI index | — | — |
| 2008 | 77.00 AQI index | — | — |
| 2007 | 84.00 AQI index | — | — |
| 2006 | 105.00 AQI index | — | — |
| 2005 | 101.00 AQI index | — | — |
| 2004 | 84.00 AQI index | — | — |
| 2003 | 100.00 AQI index | — | — |
| 2002 | 101.00 AQI index | — | — |
| 2001 | 112.00 AQI index | — | — |
| 2000 | 105.00 AQI index | — | — |
| 1999 | 100.00 AQI index | — | — |
| 1998 | 119.00 AQI index | — | — |
| 1997 | 100.00 AQI index | — | — |
| 1996 | 100.00 AQI index | — | — |
| 1995 | 126.00 AQI index | — | — |
| 1994 | 108.00 AQI index | — | — |
| 1993 | 84.00 AQI index | — | — |
| 1992 | 87.00 AQI index | — | — |
| 1991 | 109.00 AQI index | — | — |
| 1990 | 108.00 AQI index | — | — |
| 1989 | 97.00 AQI index | — | — |
| 1988 | 136.00 AQI index | — | — |
| 1987 | 126.00 AQI index | — | — |
| 1986 | 97.00 AQI index | — | — |
| 1985 | 108.00 AQI index | — | — |
| 1984 | 133.00 AQI index | — | — |
| 1983 | 122.00 AQI index | — | — |
| 1982 | 108.00 AQI index | — | — |
| 1981 | 106.00 AQI index | — | — |
| 1980 | 140.00 AQI index | — | — |
Annual indicator
Unhealthy AQI days
0.00 days2026
EPA annual CBSA summary field: Unhealthy Days. Current-year values are provisional because reporting is incomplete and can be revised. Values retain the source period and unit.
View source data
| Period | days | Source flag | Confidentiality |
|---|---|---|---|
| 2026 | 0.00 days | provisional-current-year | — |
| 2025 | 0.00 days | — | — |
| 2024 | 1.00 days | — | — |
| 2023 | 2.00 days | — | — |
| 2022 | 2.00 days | — | — |
| 2021 | 2.00 days | — | — |
| 2020 | 0.00 days | — | — |
| 2019 | 0.00 days | — | — |
| 2018 | 1.00 days | — | — |
| 2017 | 0.00 days | — | — |
| 2016 | 1.00 days | — | — |
| 2015 | 0.00 days | — | — |
| 2014 | 0.00 days | — | — |
| 2013 | 0.00 days | — | — |
| 2012 | 5.00 days | — | — |
| 2011 | 7.00 days | — | — |
| 2010 | 0.00 days | — | — |
| 2009 | 1.00 days | — | — |
| 2008 | 2.00 days | — | — |
| 2007 | 2.00 days | — | — |
| 2006 | 4.00 days | — | — |
| 2005 | 6.00 days | — | — |
| 2004 | 0.00 days | — | — |
| 2003 | 7.00 days | — | — |
| 2002 | 6.00 days | — | — |
| 2001 | 5.00 days | — | — |
| 2000 | 7.00 days | — | — |
| 1999 | 14.00 days | — | — |
| 1998 | 10.00 days | — | — |
| 1997 | 7.00 days | — | — |
| 1996 | 8.00 days | — | — |
| 1995 | 18.00 days | — | — |
| 1994 | 8.00 days | — | — |
| 1993 | 4.00 days | — | — |
| 1992 | 1.00 days | — | — |
| 1991 | 11.00 days | — | — |
| 1990 | 14.00 days | — | — |
| 1989 | 5.00 days | — | — |
| 1988 | 19.00 days | — | — |
| 1987 | 12.00 days | — | — |
| 1986 | 10.00 days | — | — |
| 1985 | 13.00 days | — | — |
| 1984 | 22.00 days | — | — |
| 1983 | 21.00 days | — | — |
| 1982 | 5.00 days | — | — |
| 1981 | 11.00 days | — | — |
| 1980 | 20.00 days | — | — |
Annual indicator
Unhealthy for sensitive groups days
1.00 days2026
EPA annual CBSA summary field: Unhealthy for Sensitive Groups Days. Current-year values are provisional because reporting is incomplete and can be revised. Values retain the source period and unit.
View source data
| Period | days | Source flag | Confidentiality |
|---|---|---|---|
| 2026 | 1.00 days | provisional-current-year | — |
| 2025 | 3.00 days | — | — |
| 2024 | 12.00 days | — | — |
| 2023 | 18.00 days | — | — |
| 2022 | 12.00 days | — | — |
| 2021 | 8.00 days | — | — |
| 2020 | 2.00 days | — | — |
| 2019 | 2.00 days | — | — |
| 2018 | 10.00 days | — | — |
| 2017 | 2.00 days | — | — |
| 2016 | 2.00 days | — | — |
| 2015 | 2.00 days | — | — |
| 2014 | 2.00 days | — | — |
| 2013 | 10.00 days | — | — |
| 2012 | 40.00 days | — | — |
| 2011 | 39.00 days | — | — |
| 2010 | 8.00 days | — | — |
| 2009 | 17.00 days | — | — |
| 2008 | 10.00 days | — | — |
| 2007 | 16.00 days | — | — |
| 2006 | 36.00 days | — | — |
| 2005 | 38.00 days | — | — |
| 2004 | 12.00 days | — | — |
| 2003 | 26.00 days | — | — |
| 2002 | 32.00 days | — | — |
| 2001 | 49.00 days | — | — |
| 2000 | 32.00 days | — | — |
| 1999 | 22.00 days | — | — |
| 1998 | 48.00 days | — | — |
| 1997 | 29.00 days | — | — |
| 1996 | 26.00 days | — | — |
| 1995 | 36.00 days | — | — |
| 1994 | 36.00 days | — | — |
| 1993 | 14.00 days | — | — |
| 1992 | 17.00 days | — | — |
| 1991 | 37.00 days | — | — |
| 1990 | 31.00 days | — | — |
| 1989 | 29.00 days | — | — |
| 1988 | 56.00 days | — | — |
| 1987 | 54.00 days | — | — |
| 1986 | 20.00 days | — | — |
| 1985 | 37.00 days | — | — |
| 1984 | 31.00 days | — | — |
| 1983 | 34.00 days | — | — |
| 1982 | 46.00 days | — | — |
| 1981 | 44.00 days | — | — |
| 1980 | 50.00 days | — | — |
Annual indicator
Very unhealthy AQI days
0.00 days2026
EPA annual CBSA summary field: Very Unhealthy Days. Current-year values are provisional because reporting is incomplete and can be revised. Values retain the source period and unit.
View source data
| Period | days | Source flag | Confidentiality |
|---|---|---|---|
| 2026 | 0.00 days | provisional-current-year | — |
| 2025 | 0.00 days | — | — |
| 2024 | 0.00 days | — | — |
| 2023 | 0.00 days | — | — |
| 2022 | 0.00 days | — | — |
| 2021 | 0.00 days | — | — |
| 2020 | 0.00 days | — | — |
| 2019 | 0.00 days | — | — |
| 2018 | 0.00 days | — | — |
| 2017 | 0.00 days | — | — |
| 2016 | 0.00 days | — | — |
| 2015 | 0.00 days | — | — |
| 2014 | 0.00 days | — | — |
| 2013 | 0.00 days | — | — |
| 2012 | 1.00 days | — | — |
| 2011 | 0.00 days | — | — |
| 2010 | 0.00 days | — | — |
| 2009 | 0.00 days | — | — |
| 2008 | 0.00 days | — | — |
| 2007 | 0.00 days | — | — |
| 2006 | 2.00 days | — | — |
| 2005 | 0.00 days | — | — |
| 2004 | 0.00 days | — | — |
| 2003 | 0.00 days | — | — |
| 2002 | 0.00 days | — | — |
| 2001 | 1.00 days | — | — |
| 2000 | 2.00 days | — | — |
| 1999 | 0.00 days | — | — |
| 1998 | 1.00 days | — | — |
| 1997 | 0.00 days | — | — |
| 1996 | 1.00 days | — | — |
| 1995 | 2.00 days | — | — |
| 1994 | 1.00 days | — | — |
| 1993 | 0.00 days | — | — |
| 1992 | 0.00 days | — | — |
| 1991 | 1.00 days | — | — |
| 1990 | 1.00 days | — | — |
| 1989 | 0.00 days | — | — |
| 1988 | 2.00 days | — | — |
| 1987 | 0.00 days | — | — |
| 1986 | 0.00 days | — | — |
| 1985 | 0.00 days | — | — |
| 1984 | 3.00 days | — | — |
| 1983 | 1.00 days | — | — |
| 1982 | 1.00 days | — | — |
| 1981 | 0.00 days | — | — |
| 1980 | 8.00 days | — | — |
Field-level provenance
Sources for this profile
Dates and licenses apply to the specific facts and series supplied by each source.
U.S. EPA AirData
- Applicable date
- 2026-05-01
- Dataset version
- 10350f77cf0f
- License
- U.S. federal factual data; verify third-party fields
- Attribution
- U.S. Environmental Protection Agency
U.S. EPA AirData
- Applicable date
- 2026-07-30
- Dataset version
- annual-aqi-by-cbsa-v1
- License
- U.S. federal factual data; verify third-party fields
- Attribution
- U.S. Environmental Protection Agency
DataOfWorld deterministic air-quality profile template
- Applicable date
- 2026-05-01
- Dataset version
- air-quality-profile-v1
- License
- Original DataOfWorld text
- Attribution
- DataOfWorld
Reference data can change. Verify consequential decisions against the original source.