Air quality reference
Lake Charles, LA
Lake Charles, LA has a published AQI value of 43, categorized as Good, for 2026-05-31T00:00:00+00:00. The defining parameter is PM2.5, based on 3 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
- Lake Charles, LA
- Air quality index
- 43
- Category
- Good
- Defining parameter
- PM2.5
- Sites reporting
- 3
- Measured at
- 2026-05-31T00:00:00+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
151.00 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 | 151.00 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 | 349.00 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 | 348.00 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 | 364.00 days | — | — |
| 1996 | 366.00 days | — | — |
| 1995 | 365.00 days | — | — |
| 1994 | 365.00 days | — | — |
| 1993 | 365.00 days | — | — |
| 1992 | 366.00 days | — | — |
| 1991 | 363.00 days | — | — |
| 1990 | 365.00 days | — | — |
| 1989 | 365.00 days | — | — |
| 1988 | 366.00 days | — | — |
| 1987 | 364.00 days | — | — |
| 1986 | 365.00 days | — | — |
| 1985 | 365.00 days | — | — |
| 1984 | 365.00 days | — | — |
| 1983 | 358.00 days | — | — |
| 1982 | 325.00 days | — | — |
| 1981 | 320.00 days | — | — |
| 1980 | 263.00 days | — | — |
Annual indicator
Good AQI days
97.00 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 | 97.00 days | provisional-current-year | — |
| 2025 | 227.00 days | — | — |
| 2024 | 194.00 days | — | — |
| 2023 | 139.00 days | — | — |
| 2022 | 167.00 days | — | — |
| 2021 | 171.00 days | — | — |
| 2020 | 179.00 days | — | — |
| 2019 | 131.00 days | — | — |
| 2018 | 145.00 days | — | — |
| 2017 | 118.00 days | — | — |
| 2016 | 126.00 days | — | — |
| 2015 | 149.00 days | — | — |
| 2014 | 201.00 days | — | — |
| 2013 | 175.00 days | — | — |
| 2012 | 199.00 days | — | — |
| 2011 | 169.00 days | — | — |
| 2010 | 147.00 days | — | — |
| 2009 | 179.00 days | — | — |
| 2008 | 161.00 days | — | — |
| 2007 | 160.00 days | — | — |
| 2006 | 133.00 days | — | — |
| 2005 | 108.00 days | — | — |
| 2004 | 170.00 days | — | — |
| 2003 | 123.00 days | — | — |
| 2002 | 196.00 days | — | — |
| 2001 | 150.00 days | — | — |
| 2000 | 127.00 days | — | — |
| 1999 | 215.00 days | — | — |
| 1998 | 281.00 days | — | — |
| 1997 | 252.00 days | — | — |
| 1996 | 301.00 days | — | — |
| 1995 | 268.00 days | — | — |
| 1994 | 291.00 days | — | — |
| 1993 | 281.00 days | — | — |
| 1992 | 262.00 days | — | — |
| 1991 | 267.00 days | — | — |
| 1990 | 266.00 days | — | — |
| 1989 | 287.00 days | — | — |
| 1988 | 246.00 days | — | — |
| 1987 | 245.00 days | — | — |
| 1986 | 279.00 days | — | — |
| 1985 | 283.00 days | — | — |
| 1984 | 313.00 days | — | — |
| 1983 | 293.00 days | — | — |
| 1982 | 260.00 days | — | — |
| 1981 | 224.00 days | — | — |
| 1980 | 218.00 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
108.00 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 | 108.00 AQI index | provisional-current-year | — |
| 2025 | 108.00 AQI index | — | — |
| 2024 | 147.00 AQI index | — | — |
| 2023 | 133.00 AQI index | — | — |
| 2022 | 100.00 AQI index | — | — |
| 2021 | 156.00 AQI index | — | — |
| 2020 | 116.00 AQI index | — | — |
| 2019 | 90.00 AQI index | — | — |
| 2018 | 108.00 AQI index | — | — |
| 2017 | 115.00 AQI index | — | — |
| 2016 | 112.00 AQI index | — | — |
| 2015 | 156.00 AQI index | — | — |
| 2014 | 133.00 AQI index | — | — |
| 2013 | 115.00 AQI index | — | — |
| 2012 | 136.00 AQI index | — | — |
| 2011 | 133.00 AQI index | — | — |
| 2010 | 147.00 AQI index | — | — |
| 2009 | 177.00 AQI index | — | — |
| 2008 | 119.00 AQI index | — | — |
| 2007 | 136.00 AQI index | — | — |
| 2006 | 177.00 AQI index | — | — |
| 2005 | 164.00 AQI index | — | — |
| 2004 | 154.00 AQI index | — | — |
| 2003 | 187.00 AQI index | — | — |
| 2002 | 136.00 AQI index | — | — |
| 2001 | 169.00 AQI index | — | — |
| 2000 | 174.00 AQI index | — | — |
| 1999 | 174.00 AQI index | — | — |
| 1998 | 185.00 AQI index | — | — |
| 1997 | 212.00 AQI index | — | — |
| 1996 | 147.00 AQI index | — | — |
| 1995 | 185.00 AQI index | — | — |
| 1994 | 179.00 AQI index | — | — |
| 1993 | 212.00 AQI index | — | — |
| 1992 | 169.00 AQI index | — | — |
| 1991 | 212.00 AQI index | — | — |
| 1990 | 220.00 AQI index | — | — |
| 1989 | 174.00 AQI index | — | — |
| 1988 | 201.00 AQI index | — | — |
| 1987 | 210.00 AQI index | — | — |
| 1986 | 201.00 AQI index | — | — |
| 1985 | 200.00 AQI index | — | — |
| 1984 | 216.00 AQI index | — | — |
| 1983 | 177.00 AQI index | — | — |
| 1982 | 220.00 AQI index | — | — |
| 1981 | 190.00 AQI index | — | — |
| 1980 | 238.00 AQI index | — | — |
Annual indicator
Median daily AQI
46.00 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 | 46.00 AQI index | provisional-current-year | — |
| 2025 | 47.00 AQI index | — | — |
| 2024 | 49.00 AQI index | — | — |
| 2023 | 54.00 AQI index | — | — |
| 2022 | 52.00 AQI index | — | — |
| 2021 | 51.00 AQI index | — | — |
| 2020 | 49.00 AQI index | — | — |
| 2019 | 53.00 AQI index | — | — |
| 2018 | 53.00 AQI index | — | — |
| 2017 | 54.00 AQI index | — | — |
| 2016 | 53.00 AQI index | — | — |
| 2015 | 53.00 AQI index | — | — |
| 2014 | 47.00 AQI index | — | — |
| 2013 | 51.00 AQI index | — | — |
| 2012 | 49.00 AQI index | — | — |
| 2011 | 52.00 AQI index | — | — |
| 2010 | 53.00 AQI index | — | — |
| 2009 | 51.00 AQI index | — | — |
| 2008 | 52.00 AQI index | — | — |
| 2007 | 52.00 AQI index | — | — |
| 2006 | 55.00 AQI index | — | — |
| 2005 | 57.00 AQI index | — | — |
| 2004 | 52.00 AQI index | — | — |
| 2003 | 56.00 AQI index | — | — |
| 2002 | 48.00 AQI index | — | — |
| 2001 | 53.00 AQI index | — | — |
| 2000 | 55.00 AQI index | — | — |
| 1999 | 46.00 AQI index | — | — |
| 1998 | 39.00 AQI index | — | — |
| 1997 | 39.00 AQI index | — | — |
| 1996 | 36.00 AQI index | — | — |
| 1995 | 39.00 AQI index | — | — |
| 1994 | 36.00 AQI index | — | — |
| 1993 | 39.00 AQI index | — | — |
| 1992 | 41.00 AQI index | — | — |
| 1991 | 38.00 AQI index | — | — |
| 1990 | 41.00 AQI index | — | — |
| 1989 | 38.00 AQI index | — | — |
| 1988 | 43.00 AQI index | — | — |
| 1987 | 42.00 AQI index | — | — |
| 1986 | 36.00 AQI index | — | — |
| 1985 | 38.00 AQI index | — | — |
| 1984 | 31.00 AQI index | — | — |
| 1983 | 34.00 AQI index | — | — |
| 1982 | 37.00 AQI index | — | — |
| 1981 | 39.00 AQI index | — | — |
| 1980 | 30.00 AQI index | — | — |
Annual indicator
Moderate AQI days
53.00 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 | 53.00 days | provisional-current-year | — |
| 2025 | 135.00 days | — | — |
| 2024 | 168.00 days | — | — |
| 2023 | 221.00 days | — | — |
| 2022 | 198.00 days | — | — |
| 2021 | 193.00 days | — | — |
| 2020 | 169.00 days | — | — |
| 2019 | 234.00 days | — | — |
| 2018 | 214.00 days | — | — |
| 2017 | 244.00 days | — | — |
| 2016 | 239.00 days | — | — |
| 2015 | 212.00 days | — | — |
| 2014 | 161.00 days | — | — |
| 2013 | 187.00 days | — | — |
| 2012 | 161.00 days | — | — |
| 2011 | 187.00 days | — | — |
| 2010 | 209.00 days | — | — |
| 2009 | 176.00 days | — | — |
| 2008 | 198.00 days | — | — |
| 2007 | 196.00 days | — | — |
| 2006 | 215.00 days | — | — |
| 2005 | 215.00 days | — | — |
| 2004 | 183.00 days | — | — |
| 2003 | 224.00 days | — | — |
| 2002 | 161.00 days | — | — |
| 2001 | 199.00 days | — | — |
| 2000 | 195.00 days | — | — |
| 1999 | 119.00 days | — | — |
| 1998 | 53.00 days | — | — |
| 1997 | 75.00 days | — | — |
| 1996 | 51.00 days | — | — |
| 1995 | 69.00 days | — | — |
| 1994 | 58.00 days | — | — |
| 1993 | 55.00 days | — | — |
| 1992 | 81.00 days | — | — |
| 1991 | 66.00 days | — | — |
| 1990 | 65.00 days | — | — |
| 1989 | 52.00 days | — | — |
| 1988 | 74.00 days | — | — |
| 1987 | 74.00 days | — | — |
| 1986 | 61.00 days | — | — |
| 1985 | 55.00 days | — | — |
| 1984 | 37.00 days | — | — |
| 1983 | 44.00 days | — | — |
| 1982 | 40.00 days | — | — |
| 1981 | 63.00 days | — | — |
| 1980 | 26.00 days | — | — |
Annual indicator
90th percentile daily AQI
60.00 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 | 60.00 AQI index | provisional-current-year | — |
| 2025 | 61.00 AQI index | — | — |
| 2024 | 64.00 AQI index | — | — |
| 2023 | 74.00 AQI index | — | — |
| 2022 | 67.00 AQI index | — | — |
| 2021 | 65.00 AQI index | — | — |
| 2020 | 64.00 AQI index | — | — |
| 2019 | 65.00 AQI index | — | — |
| 2018 | 69.00 AQI index | — | — |
| 2017 | 65.00 AQI index | — | — |
| 2016 | 66.00 AQI index | — | — |
| 2015 | 71.00 AQI index | — | — |
| 2014 | 64.00 AQI index | — | — |
| 2013 | 69.00 AQI index | — | — |
| 2012 | 67.00 AQI index | — | — |
| 2011 | 75.00 AQI index | — | — |
| 2010 | 76.00 AQI index | — | — |
| 2009 | 71.00 AQI index | — | — |
| 2008 | 77.00 AQI index | — | — |
| 2007 | 80.00 AQI index | — | — |
| 2006 | 85.00 AQI index | — | — |
| 2005 | 92.00 AQI index | — | — |
| 2004 | 79.00 AQI index | — | — |
| 2003 | 80.00 AQI index | — | — |
| 2002 | 70.00 AQI index | — | — |
| 2001 | 81.00 AQI index | — | — |
| 2000 | 105.00 AQI index | — | — |
| 1999 | 97.00 AQI index | — | — |
| 1998 | 97.00 AQI index | — | — |
| 1997 | 101.00 AQI index | — | — |
| 1996 | 67.00 AQI index | — | — |
| 1995 | 97.00 AQI index | — | — |
| 1994 | 77.00 AQI index | — | — |
| 1993 | 97.00 AQI index | — | — |
| 1992 | 87.00 AQI index | — | — |
| 1991 | 90.00 AQI index | — | — |
| 1990 | 97.00 AQI index | — | — |
| 1989 | 87.00 AQI index | — | — |
| 1988 | 115.00 AQI index | — | — |
| 1987 | 115.00 AQI index | — | — |
| 1986 | 93.00 AQI index | — | — |
| 1985 | 90.00 AQI index | — | — |
| 1984 | 61.00 AQI index | — | — |
| 1983 | 77.00 AQI index | — | — |
| 1982 | 80.00 AQI index | — | — |
| 1981 | 105.00 AQI index | — | — |
| 1980 | 84.00 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 | 0.00 days | — | — |
| 2023 | 0.00 days | — | — |
| 2022 | 0.00 days | — | — |
| 2021 | 1.00 days | — | — |
| 2020 | 0.00 days | — | — |
| 2019 | 0.00 days | — | — |
| 2018 | 0.00 days | — | — |
| 2017 | 0.00 days | — | — |
| 2016 | 0.00 days | — | — |
| 2015 | 1.00 days | — | — |
| 2014 | 0.00 days | — | — |
| 2013 | 0.00 days | — | — |
| 2012 | 0.00 days | — | — |
| 2011 | 0.00 days | — | — |
| 2010 | 0.00 days | — | — |
| 2009 | 2.00 days | — | — |
| 2008 | 0.00 days | — | — |
| 2007 | 0.00 days | — | — |
| 2006 | 2.00 days | — | — |
| 2005 | 3.00 days | — | — |
| 2004 | 1.00 days | — | — |
| 2003 | 3.00 days | — | — |
| 2002 | 0.00 days | — | — |
| 2001 | 3.00 days | — | — |
| 2000 | 8.00 days | — | — |
| 1999 | 5.00 days | — | — |
| 1998 | 10.00 days | — | — |
| 1997 | 6.00 days | — | — |
| 1996 | 0.00 days | — | — |
| 1995 | 6.00 days | — | — |
| 1994 | 4.00 days | — | — |
| 1993 | 4.00 days | — | — |
| 1992 | 3.00 days | — | — |
| 1991 | 12.00 days | — | — |
| 1990 | 5.00 days | — | — |
| 1989 | 7.00 days | — | — |
| 1988 | 14.00 days | — | — |
| 1987 | 10.00 days | — | — |
| 1986 | 6.00 days | — | — |
| 1985 | 8.00 days | — | — |
| 1984 | 1.00 days | — | — |
| 1983 | 6.00 days | — | — |
| 1982 | 7.00 days | — | — |
| 1981 | 6.00 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 | 4.00 days | — | — |
| 2023 | 5.00 days | — | — |
| 2022 | 0.00 days | — | — |
| 2021 | 0.00 days | — | — |
| 2020 | 1.00 days | — | — |
| 2019 | 0.00 days | — | — |
| 2018 | 6.00 days | — | — |
| 2017 | 3.00 days | — | — |
| 2016 | 1.00 days | — | — |
| 2015 | 3.00 days | — | — |
| 2014 | 3.00 days | — | — |
| 2013 | 3.00 days | — | — |
| 2012 | 6.00 days | — | — |
| 2011 | 9.00 days | — | — |
| 2010 | 9.00 days | — | — |
| 2009 | 8.00 days | — | — |
| 2008 | 7.00 days | — | — |
| 2007 | 9.00 days | — | — |
| 2006 | 15.00 days | — | — |
| 2005 | 22.00 days | — | — |
| 2004 | 12.00 days | — | — |
| 2003 | 15.00 days | — | — |
| 2002 | 8.00 days | — | — |
| 2001 | 13.00 days | — | — |
| 2000 | 36.00 days | — | — |
| 1999 | 26.00 days | — | — |
| 1998 | 21.00 days | — | — |
| 1997 | 30.00 days | — | — |
| 1996 | 14.00 days | — | — |
| 1995 | 22.00 days | — | — |
| 1994 | 12.00 days | — | — |
| 1993 | 23.00 days | — | — |
| 1992 | 20.00 days | — | — |
| 1991 | 17.00 days | — | — |
| 1990 | 28.00 days | — | — |
| 1989 | 19.00 days | — | — |
| 1988 | 31.00 days | — | — |
| 1987 | 34.00 days | — | — |
| 1986 | 18.00 days | — | — |
| 1985 | 19.00 days | — | — |
| 1984 | 12.00 days | — | — |
| 1983 | 15.00 days | — | — |
| 1982 | 17.00 days | — | — |
| 1981 | 27.00 days | — | — |
| 1980 | 15.00 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 | 0.00 days | — | — |
| 1998 | 0.00 days | — | — |
| 1997 | 1.00 days | — | — |
| 1996 | 0.00 days | — | — |
| 1995 | 0.00 days | — | — |
| 1994 | 0.00 days | — | — |
| 1993 | 2.00 days | — | — |
| 1992 | 0.00 days | — | — |
| 1991 | 1.00 days | — | — |
| 1990 | 1.00 days | — | — |
| 1989 | 0.00 days | — | — |
| 1988 | 1.00 days | — | — |
| 1987 | 1.00 days | — | — |
| 1986 | 1.00 days | — | — |
| 1985 | 0.00 days | — | — |
| 1984 | 2.00 days | — | — |
| 1983 | 0.00 days | — | — |
| 1982 | 1.00 days | — | — |
| 1981 | 0.00 days | — | — |
| 1980 | 3.00 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
- 2026-05-31
- 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
- 2026-05-31
- Dataset version
- air-quality-profile-v1
- License
- Original DataOfWorld text
- Attribution
- DataOfWorld
Reference data can change. Verify consequential decisions against the original source.