Air quality reference
Springfield, MO
Springfield, MO has a published AQI value of 73, categorized as Moderate, for 2026-03-31T00:00:00+00:00. The defining parameter is PM2.5, based on 2 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
- Springfield, MO
- Air quality index
- 73
- Category
- Moderate
- Defining parameter
- PM2.5
- Sites reporting
- 2
- Measured at
- 2026-03-31T00:00:00+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
90.00 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 | 90.00 days | provisional-current-year | — |
| 2025 | 364.00 days | — | — |
| 2024 | 366.00 days | — | — |
| 2023 | 365.00 days | — | — |
| 2022 | 365.00 days | — | — |
| 2021 | 365.00 days | — | — |
| 2020 | 364.00 days | — | — |
| 2019 | 365.00 days | — | — |
| 2018 | 365.00 days | — | — |
| 2017 | 365.00 days | — | — |
| 2016 | 366.00 days | — | — |
| 2015 | 358.00 days | — | — |
| 2014 | 365.00 days | — | — |
| 2013 | 360.00 days | — | — |
| 2012 | 366.00 days | — | — |
| 2011 | 322.00 days | — | — |
| 2010 | 325.00 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 | 365.00 days | — | — |
| 1983 | 353.00 days | — | — |
| 1982 | 180.00 days | — | — |
| 1981 | 293.00 days | — | — |
| 1980 | 179.00 days | — | — |
Annual indicator
Good AQI days
47.00 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 | 47.00 days | provisional-current-year | — |
| 2025 | 228.00 days | — | — |
| 2024 | 232.00 days | — | — |
| 2023 | 188.00 days | — | — |
| 2022 | 202.00 days | — | — |
| 2021 | 300.00 days | — | — |
| 2020 | 268.00 days | — | — |
| 2019 | 262.00 days | — | — |
| 2018 | 242.00 days | — | — |
| 2017 | 243.00 days | — | — |
| 2016 | 262.00 days | — | — |
| 2015 | 234.00 days | — | — |
| 2014 | 208.00 days | — | — |
| 2013 | 218.00 days | — | — |
| 2012 | 138.00 days | — | — |
| 2011 | 147.00 days | — | — |
| 2010 | 213.00 days | — | — |
| 2009 | 282.00 days | — | — |
| 2008 | 255.00 days | — | — |
| 2007 | 245.00 days | — | — |
| 2006 | 229.00 days | — | — |
| 2005 | 231.00 days | — | — |
| 2004 | 275.00 days | — | — |
| 2003 | 231.00 days | — | — |
| 2002 | 233.00 days | — | — |
| 2001 | 229.00 days | — | — |
| 2000 | 219.00 days | — | — |
| 1999 | 217.00 days | — | — |
| 1998 | 288.00 days | — | — |
| 1997 | 298.00 days | — | — |
| 1996 | 242.00 days | — | — |
| 1995 | 246.00 days | — | — |
| 1994 | 248.00 days | — | — |
| 1993 | 307.00 days | — | — |
| 1992 | 331.00 days | — | — |
| 1991 | 331.00 days | — | — |
| 1990 | 333.00 days | — | — |
| 1989 | 290.00 days | — | — |
| 1988 | 257.00 days | — | — |
| 1987 | 286.00 days | — | — |
| 1986 | 278.00 days | — | — |
| 1985 | 305.00 days | — | — |
| 1984 | 285.00 days | — | — |
| 1983 | 301.00 days | — | — |
| 1982 | 173.00 days | — | — |
| 1981 | 269.00 days | — | — |
| 1980 | 130.00 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 | 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 | 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
101.00 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 | 101.00 AQI index | provisional-current-year | — |
| 2025 | 160.00 AQI index | — | — |
| 2024 | 90.00 AQI index | — | — |
| 2023 | 122.00 AQI index | — | — |
| 2022 | 100.00 AQI index | — | — |
| 2021 | 84.00 AQI index | — | — |
| 2020 | 116.00 AQI index | — | — |
| 2019 | 77.00 AQI index | — | — |
| 2018 | 93.00 AQI index | — | — |
| 2017 | 80.00 AQI index | — | — |
| 2016 | 71.00 AQI index | — | — |
| 2015 | 80.00 AQI index | — | — |
| 2014 | 87.00 AQI index | — | — |
| 2013 | 97.00 AQI index | — | — |
| 2012 | 150.00 AQI index | — | — |
| 2011 | 143.00 AQI index | — | — |
| 2010 | 101.00 AQI index | — | — |
| 2009 | 115.00 AQI index | — | — |
| 2008 | 129.00 AQI index | — | — |
| 2007 | 161.00 AQI index | — | — |
| 2006 | 151.00 AQI index | — | — |
| 2005 | 143.00 AQI index | — | — |
| 2004 | 119.00 AQI index | — | — |
| 2003 | 150.00 AQI index | — | — |
| 2002 | 150.00 AQI index | — | — |
| 2001 | 151.00 AQI index | — | — |
| 2000 | 150.00 AQI index | — | — |
| 1999 | 204.00 AQI index | — | — |
| 1998 | 166.00 AQI index | — | — |
| 1997 | 129.00 AQI index | — | — |
| 1996 | 150.00 AQI index | — | — |
| 1995 | 174.00 AQI index | — | — |
| 1994 | 150.00 AQI index | — | — |
| 1993 | 119.00 AQI index | — | — |
| 1992 | 159.00 AQI index | — | — |
| 1991 | 115.00 AQI index | — | — |
| 1990 | 108.00 AQI index | — | — |
| 1989 | 126.00 AQI index | — | — |
| 1988 | 182.00 AQI index | — | — |
| 1987 | 140.00 AQI index | — | — |
| 1986 | 156.00 AQI index | — | — |
| 1985 | 140.00 AQI index | — | — |
| 1984 | 166.00 AQI index | — | — |
| 1983 | 151.00 AQI index | — | — |
| 1982 | 90.00 AQI index | — | — |
| 1981 | 100.00 AQI index | — | — |
| 1980 | 156.00 AQI index | — | — |
Annual indicator
Median daily AQI
49.00 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 | 49.00 AQI index | provisional-current-year | — |
| 2025 | 45.00 AQI index | — | — |
| 2024 | 45.00 AQI index | — | — |
| 2023 | 49.00 AQI index | — | — |
| 2022 | 49.00 AQI index | — | — |
| 2021 | 38.00 AQI index | — | — |
| 2020 | 40.00 AQI index | — | — |
| 2019 | 43.00 AQI index | — | — |
| 2018 | 44.00 AQI index | — | — |
| 2017 | 44.00 AQI index | — | — |
| 2016 | 42.00 AQI index | — | — |
| 2015 | 43.00 AQI index | — | — |
| 2014 | 46.00 AQI index | — | — |
| 2013 | 46.00 AQI index | — | — |
| 2012 | 55.00 AQI index | — | — |
| 2011 | 53.00 AQI index | — | — |
| 2010 | 44.00 AQI index | — | — |
| 2009 | 39.00 AQI index | — | — |
| 2008 | 42.00 AQI index | — | — |
| 2007 | 43.00 AQI index | — | — |
| 2006 | 44.00 AQI index | — | — |
| 2005 | 43.00 AQI index | — | — |
| 2004 | 39.00 AQI index | — | — |
| 2003 | 41.00 AQI index | — | — |
| 2002 | 43.00 AQI index | — | — |
| 2001 | 45.00 AQI index | — | — |
| 2000 | 46.00 AQI index | — | — |
| 1999 | 46.00 AQI index | — | — |
| 1998 | 38.00 AQI index | — | — |
| 1997 | 38.00 AQI index | — | — |
| 1996 | 44.00 AQI index | — | — |
| 1995 | 43.00 AQI index | — | — |
| 1994 | 45.00 AQI index | — | — |
| 1993 | 38.00 AQI index | — | — |
| 1992 | 32.00 AQI index | — | — |
| 1991 | 35.00 AQI index | — | — |
| 1990 | 36.00 AQI index | — | — |
| 1989 | 39.00 AQI index | — | — |
| 1988 | 40.00 AQI index | — | — |
| 1987 | 38.00 AQI index | — | — |
| 1986 | 38.00 AQI index | — | — |
| 1985 | 38.00 AQI index | — | — |
| 1984 | 36.00 AQI index | — | — |
| 1983 | 32.00 AQI index | — | — |
| 1982 | 28.00 AQI index | — | — |
| 1981 | 31.00 AQI index | — | — |
| 1980 | 39.00 AQI index | — | — |
Annual indicator
Moderate AQI days
42.00 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 | 42.00 days | provisional-current-year | — |
| 2025 | 132.00 days | — | — |
| 2024 | 134.00 days | — | — |
| 2023 | 171.00 days | — | — |
| 2022 | 163.00 days | — | — |
| 2021 | 65.00 days | — | — |
| 2020 | 95.00 days | — | — |
| 2019 | 103.00 days | — | — |
| 2018 | 123.00 days | — | — |
| 2017 | 122.00 days | — | — |
| 2016 | 104.00 days | — | — |
| 2015 | 124.00 days | — | — |
| 2014 | 157.00 days | — | — |
| 2013 | 142.00 days | — | — |
| 2012 | 208.00 days | — | — |
| 2011 | 167.00 days | — | — |
| 2010 | 111.00 days | — | — |
| 2009 | 82.00 days | — | — |
| 2008 | 109.00 days | — | — |
| 2007 | 111.00 days | — | — |
| 2006 | 126.00 days | — | — |
| 2005 | 121.00 days | — | — |
| 2004 | 90.00 days | — | — |
| 2003 | 128.00 days | — | — |
| 2002 | 117.00 days | — | — |
| 2001 | 126.00 days | — | — |
| 2000 | 132.00 days | — | — |
| 1999 | 134.00 days | — | — |
| 1998 | 71.00 days | — | — |
| 1997 | 66.00 days | — | — |
| 1996 | 91.00 days | — | — |
| 1995 | 91.00 days | — | — |
| 1994 | 105.00 days | — | — |
| 1993 | 54.00 days | — | — |
| 1992 | 33.00 days | — | — |
| 1991 | 33.00 days | — | — |
| 1990 | 31.00 days | — | — |
| 1989 | 64.00 days | — | — |
| 1988 | 85.00 days | — | — |
| 1987 | 67.00 days | — | — |
| 1986 | 70.00 days | — | — |
| 1985 | 56.00 days | — | — |
| 1984 | 70.00 days | — | — |
| 1983 | 42.00 days | — | — |
| 1982 | 7.00 days | — | — |
| 1981 | 24.00 days | — | — |
| 1980 | 38.00 days | — | — |
Annual indicator
90th percentile daily AQI
72.00 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 | 72.00 AQI index | provisional-current-year | — |
| 2025 | 62.00 AQI index | — | — |
| 2024 | 60.00 AQI index | — | — |
| 2023 | 68.00 AQI index | — | — |
| 2022 | 64.00 AQI index | — | — |
| 2021 | 55.00 AQI index | — | — |
| 2020 | 57.00 AQI index | — | — |
| 2019 | 57.00 AQI index | — | — |
| 2018 | 59.00 AQI index | — | — |
| 2017 | 58.00 AQI index | — | — |
| 2016 | 57.00 AQI index | — | — |
| 2015 | 61.00 AQI index | — | — |
| 2014 | 64.00 AQI index | — | — |
| 2013 | 62.00 AQI index | — | — |
| 2012 | 84.00 AQI index | — | — |
| 2011 | 79.00 AQI index | — | — |
| 2010 | 77.00 AQI index | — | — |
| 2009 | 61.00 AQI index | — | — |
| 2008 | 67.00 AQI index | — | — |
| 2007 | 77.00 AQI index | — | — |
| 2006 | 74.00 AQI index | — | — |
| 2005 | 81.00 AQI index | — | — |
| 2004 | 60.00 AQI index | — | — |
| 2003 | 71.00 AQI index | — | — |
| 2002 | 77.00 AQI index | — | — |
| 2001 | 77.00 AQI index | — | — |
| 2000 | 77.00 AQI index | — | — |
| 1999 | 85.00 AQI index | — | — |
| 1998 | 77.00 AQI index | — | — |
| 1997 | 61.00 AQI index | — | — |
| 1996 | 97.00 AQI index | — | — |
| 1995 | 93.00 AQI index | — | — |
| 1994 | 87.00 AQI index | — | — |
| 1993 | 58.00 AQI index | — | — |
| 1992 | 50.00 AQI index | — | — |
| 1991 | 50.00 AQI index | — | — |
| 1990 | 49.00 AQI index | — | — |
| 1989 | 64.00 AQI index | — | — |
| 1988 | 90.00 AQI index | — | — |
| 1987 | 77.00 AQI index | — | — |
| 1986 | 80.00 AQI index | — | — |
| 1985 | 67.00 AQI index | — | — |
| 1984 | 71.00 AQI index | — | — |
| 1983 | 64.00 AQI index | — | — |
| 1982 | 44.00 AQI index | — | — |
| 1981 | 48.00 AQI index | — | — |
| 1980 | 87.00 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 | 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 | 2.00 days | — | — |
| 2006 | 1.00 days | — | — |
| 2005 | 0.00 days | — | — |
| 2004 | 0.00 days | — | — |
| 2003 | 0.00 days | — | — |
| 2002 | 0.00 days | — | — |
| 2001 | 1.00 days | — | — |
| 2000 | 0.00 days | — | — |
| 1999 | 1.00 days | — | — |
| 1998 | 1.00 days | — | — |
| 1997 | 0.00 days | — | — |
| 1996 | 0.00 days | — | — |
| 1995 | 3.00 days | — | — |
| 1994 | 0.00 days | — | — |
| 1993 | 0.00 days | — | — |
| 1992 | 1.00 days | — | — |
| 1991 | 0.00 days | — | — |
| 1990 | 0.00 days | — | — |
| 1989 | 0.00 days | — | — |
| 1988 | 3.00 days | — | — |
| 1987 | 0.00 days | — | — |
| 1986 | 3.00 days | — | — |
| 1985 | 0.00 days | — | — |
| 1984 | 1.00 days | — | — |
| 1983 | 1.00 days | — | — |
| 1982 | 0.00 days | — | — |
| 1981 | 0.00 days | — | — |
| 1980 | 1.00 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 | 0.00 days | — | — |
| 2023 | 6.00 days | — | — |
| 2022 | 0.00 days | — | — |
| 2021 | 0.00 days | — | — |
| 2020 | 1.00 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 | 20.00 days | — | — |
| 2011 | 8.00 days | — | — |
| 2010 | 1.00 days | — | — |
| 2009 | 1.00 days | — | — |
| 2008 | 2.00 days | — | — |
| 2007 | 7.00 days | — | — |
| 2006 | 9.00 days | — | — |
| 2005 | 13.00 days | — | — |
| 2004 | 1.00 days | — | — |
| 2003 | 6.00 days | — | — |
| 2002 | 15.00 days | — | — |
| 2001 | 9.00 days | — | — |
| 2000 | 15.00 days | — | — |
| 1999 | 12.00 days | — | — |
| 1998 | 5.00 days | — | — |
| 1997 | 1.00 days | — | — |
| 1996 | 33.00 days | — | — |
| 1995 | 25.00 days | — | — |
| 1994 | 12.00 days | — | — |
| 1993 | 4.00 days | — | — |
| 1992 | 1.00 days | — | — |
| 1991 | 1.00 days | — | — |
| 1990 | 1.00 days | — | — |
| 1989 | 11.00 days | — | — |
| 1988 | 21.00 days | — | — |
| 1987 | 12.00 days | — | — |
| 1986 | 14.00 days | — | — |
| 1985 | 4.00 days | — | — |
| 1984 | 9.00 days | — | — |
| 1983 | 9.00 days | — | — |
| 1982 | 0.00 days | — | — |
| 1981 | 0.00 days | — | — |
| 1980 | 10.00 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 | 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 | 1.00 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 | — | — |
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
- 2026-03-31
- 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
- 2026-03-31
- Dataset version
- air-quality-profile-v1
- License
- Original DataOfWorld text
- Attribution
- DataOfWorld
Reference data can change. Verify consequential decisions against the original source.