Air quality reference
Ponce, PR
Ponce, PR has a published AQI value of 54, categorized as Moderate, for 2026-02-13T00:00:00+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
- Ponce, PR
- Air quality index
- 54
- Category
- Moderate
- Defining parameter
- CO
- Sites reporting
- 1
- Measured at
- 2026-02-13T00:00:00+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
44.00 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 | 44.00 days | provisional-current-year | — |
| 2025 | 257.00 days | — | — |
| 2024 | 336.00 days | — | — |
| 2023 | 340.00 days | — | — |
| 2022 | 295.00 days | — | — |
| 2021 | 217.00 days | — | — |
| 2020 | 360.00 days | — | — |
| 2019 | 351.00 days | — | — |
| 2018 | 357.00 days | — | — |
| 2017 | 249.00 days | — | — |
| 2016 | 364.00 days | — | — |
| 2015 | 365.00 days | — | — |
| 2014 | 350.00 days | — | — |
| 2013 | 363.00 days | — | — |
| 2012 | 357.00 days | — | — |
| 2011 | 175.00 days | — | — |
| 2010 | 122.00 days | — | — |
| 2009 | 107.00 days | — | — |
| 2008 | 117.00 days | — | — |
| 2007 | 120.00 days | — | — |
| 2006 | 122.00 days | — | — |
| 2005 | 119.00 days | — | — |
| 2004 | 116.00 days | — | — |
| 2003 | 115.00 days | — | — |
| 2002 | 119.00 days | — | — |
| 2001 | 120.00 days | — | — |
| 2000 | 120.00 days | — | — |
| 1999 | 109.00 days | — | — |
| 1998 | 44.00 days | — | — |
| 1997 | 52.00 days | — | — |
| 1996 | 52.00 days | — | — |
| 1995 | 56.00 days | — | — |
| 1994 | 61.00 days | — | — |
| 1993 | 61.00 days | — | — |
| 1992 | 61.00 days | — | — |
| 1991 | 51.00 days | — | — |
| 1990 | 39.00 days | — | — |
| 1989 | 54.00 days | — | — |
| 1988 | 15.00 days | — | — |
| 1985 | 131.00 days | — | — |
| 1984 | 34.00 days | — | — |
| 1983 | 332.00 days | — | — |
| 1982 | 295.00 days | — | — |
Annual indicator
Good AQI days
43.00 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 | 43.00 days | provisional-current-year | — |
| 2025 | 235.00 days | — | — |
| 2024 | 317.00 days | — | — |
| 2023 | 258.00 days | — | — |
| 2022 | 264.00 days | — | — |
| 2021 | 176.00 days | — | — |
| 2020 | 319.00 days | — | — |
| 2019 | 204.00 days | — | — |
| 2018 | 146.00 days | — | — |
| 2017 | 190.00 days | — | — |
| 2016 | 330.00 days | — | — |
| 2015 | 326.00 days | — | — |
| 2014 | 314.00 days | — | — |
| 2013 | 334.00 days | — | — |
| 2012 | 321.00 days | — | — |
| 2011 | 160.00 days | — | — |
| 2010 | 107.00 days | — | — |
| 2009 | 90.00 days | — | — |
| 2008 | 106.00 days | — | — |
| 2007 | 89.00 days | — | — |
| 2006 | 86.00 days | — | — |
| 2005 | 80.00 days | — | — |
| 2004 | 86.00 days | — | — |
| 2003 | 81.00 days | — | — |
| 2002 | 82.00 days | — | — |
| 2001 | 80.00 days | — | — |
| 2000 | 89.00 days | — | — |
| 1999 | 68.00 days | — | — |
| 1998 | 41.00 days | — | — |
| 1997 | 47.00 days | — | — |
| 1996 | 50.00 days | — | — |
| 1995 | 54.00 days | — | — |
| 1994 | 58.00 days | — | — |
| 1993 | 56.00 days | — | — |
| 1992 | 56.00 days | — | — |
| 1991 | 47.00 days | — | — |
| 1990 | 28.00 days | — | — |
| 1989 | 43.00 days | — | — |
| 1988 | 14.00 days | — | — |
| 1985 | 119.00 days | — | — |
| 1984 | 28.00 days | — | — |
| 1983 | 271.00 days | — | — |
| 1982 | 206.00 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 | 1.00 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 | — | — |
| 1985 | 0.00 days | — | — |
| 1984 | 0.00 days | — | — |
| 1983 | 0.00 days | — | — |
| 1982 | 0.00 days | — | — |
Annual indicator
Maximum daily AQI
54.00 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 | 54.00 AQI index | provisional-current-year | — |
| 2025 | 74.00 AQI index | — | — |
| 2024 | 82.00 AQI index | — | — |
| 2023 | 83.00 AQI index | — | — |
| 2022 | 99.00 AQI index | — | — |
| 2021 | 380.00 AQI index | — | — |
| 2020 | 81.00 AQI index | — | — |
| 2019 | 136.00 AQI index | — | — |
| 2018 | 118.00 AQI index | — | — |
| 2017 | 259.00 AQI index | — | — |
| 2016 | 74.00 AQI index | — | — |
| 2015 | 69.00 AQI index | — | — |
| 2014 | 68.00 AQI index | — | — |
| 2013 | 61.00 AQI index | — | — |
| 2012 | 75.00 AQI index | — | — |
| 2011 | 63.00 AQI index | — | — |
| 2010 | 91.00 AQI index | — | — |
| 2009 | 68.00 AQI index | — | — |
| 2008 | 89.00 AQI index | — | — |
| 2007 | 78.00 AQI index | — | — |
| 2006 | 77.00 AQI index | — | — |
| 2005 | 77.00 AQI index | — | — |
| 2004 | 68.00 AQI index | — | — |
| 2003 | 84.00 AQI index | — | — |
| 2002 | 69.00 AQI index | — | — |
| 2001 | 77.00 AQI index | — | — |
| 2000 | 105.00 AQI index | — | — |
| 1999 | 74.00 AQI index | — | — |
| 1998 | 72.00 AQI index | — | — |
| 1997 | 99.00 AQI index | — | — |
| 1996 | 91.00 AQI index | — | — |
| 1995 | 55.00 AQI index | — | — |
| 1994 | 68.00 AQI index | — | — |
| 1993 | 62.00 AQI index | — | — |
| 1992 | 68.00 AQI index | — | — |
| 1991 | 84.00 AQI index | — | — |
| 1990 | 71.00 AQI index | — | — |
| 1989 | 83.00 AQI index | — | — |
| 1988 | 84.00 AQI index | — | — |
| 1985 | 61.00 AQI index | — | — |
| 1984 | 61.00 AQI index | — | — |
| 1983 | 82.00 AQI index | — | — |
| 1982 | 84.00 AQI index | — | — |
Annual indicator
Median daily AQI
2.00 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 | 2.00 AQI index | provisional-current-year | — |
| 2025 | 3.00 AQI index | — | — |
| 2024 | 3.00 AQI index | — | — |
| 2023 | 30.00 AQI index | — | — |
| 2022 | 18.00 AQI index | — | — |
| 2021 | 30.00 AQI index | — | — |
| 2020 | 23.00 AQI index | — | — |
| 2019 | 43.00 AQI index | — | — |
| 2018 | 55.00 AQI index | — | — |
| 2017 | 32.00 AQI index | — | — |
| 2016 | 26.00 AQI index | — | — |
| 2015 | 24.00 AQI index | — | — |
| 2014 | 21.00 AQI index | — | — |
| 2013 | 29.00 AQI index | — | — |
| 2012 | 23.00 AQI index | — | — |
| 2011 | 27.00 AQI index | — | — |
| 2010 | 26.00 AQI index | — | — |
| 2009 | 28.00 AQI index | — | — |
| 2008 | 31.00 AQI index | — | — |
| 2007 | 38.00 AQI index | — | — |
| 2006 | 39.00 AQI index | — | — |
| 2005 | 42.00 AQI index | — | — |
| 2004 | 37.00 AQI index | — | — |
| 2003 | 39.00 AQI index | — | — |
| 2002 | 41.00 AQI index | — | — |
| 2001 | 43.00 AQI index | — | — |
| 2000 | 41.00 AQI index | — | — |
| 1999 | 42.00 AQI index | — | — |
| 1998 | 22.00 AQI index | — | — |
| 1997 | 23.00 AQI index | — | — |
| 1996 | 19.00 AQI index | — | — |
| 1995 | 20.00 AQI index | — | — |
| 1994 | 21.00 AQI index | — | — |
| 1993 | 23.00 AQI index | — | — |
| 1992 | 24.00 AQI index | — | — |
| 1991 | 24.00 AQI index | — | — |
| 1990 | 38.00 AQI index | — | — |
| 1989 | 38.00 AQI index | — | — |
| 1988 | 24.00 AQI index | — | — |
| 1985 | 32.00 AQI index | — | — |
| 1984 | 43.00 AQI index | — | — |
| 1983 | 42.00 AQI index | — | — |
| 1982 | 44.00 AQI index | — | — |
Annual indicator
Moderate AQI days
1.00 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 | 1.00 days | provisional-current-year | — |
| 2025 | 22.00 days | — | — |
| 2024 | 19.00 days | — | — |
| 2023 | 82.00 days | — | — |
| 2022 | 31.00 days | — | — |
| 2021 | 37.00 days | — | — |
| 2020 | 41.00 days | — | — |
| 2019 | 141.00 days | — | — |
| 2018 | 206.00 days | — | — |
| 2017 | 58.00 days | — | — |
| 2016 | 34.00 days | — | — |
| 2015 | 39.00 days | — | — |
| 2014 | 36.00 days | — | — |
| 2013 | 29.00 days | — | — |
| 2012 | 36.00 days | — | — |
| 2011 | 15.00 days | — | — |
| 2010 | 15.00 days | — | — |
| 2009 | 17.00 days | — | — |
| 2008 | 11.00 days | — | — |
| 2007 | 31.00 days | — | — |
| 2006 | 36.00 days | — | — |
| 2005 | 39.00 days | — | — |
| 2004 | 30.00 days | — | — |
| 2003 | 34.00 days | — | — |
| 2002 | 37.00 days | — | — |
| 2001 | 40.00 days | — | — |
| 2000 | 30.00 days | — | — |
| 1999 | 41.00 days | — | — |
| 1998 | 3.00 days | — | — |
| 1997 | 5.00 days | — | — |
| 1996 | 2.00 days | — | — |
| 1995 | 2.00 days | — | — |
| 1994 | 3.00 days | — | — |
| 1993 | 5.00 days | — | — |
| 1992 | 5.00 days | — | — |
| 1991 | 4.00 days | — | — |
| 1990 | 11.00 days | — | — |
| 1989 | 11.00 days | — | — |
| 1988 | 1.00 days | — | — |
| 1985 | 12.00 days | — | — |
| 1984 | 6.00 days | — | — |
| 1983 | 61.00 days | — | — |
| 1982 | 89.00 days | — | — |
Annual indicator
90th percentile daily AQI
5.00 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 | 5.00 AQI index | provisional-current-year | — |
| 2025 | 42.00 AQI index | — | — |
| 2024 | 38.00 AQI index | — | — |
| 2023 | 58.00 AQI index | — | — |
| 2022 | 51.00 AQI index | — | — |
| 2021 | 61.00 AQI index | — | — |
| 2020 | 52.00 AQI index | — | — |
| 2019 | 69.00 AQI index | — | — |
| 2018 | 74.00 AQI index | — | — |
| 2017 | 61.00 AQI index | — | — |
| 2016 | 49.00 AQI index | — | — |
| 2015 | 51.00 AQI index | — | — |
| 2014 | 51.00 AQI index | — | — |
| 2013 | 48.00 AQI index | — | — |
| 2012 | 51.00 AQI index | — | — |
| 2011 | 47.00 AQI index | — | — |
| 2010 | 52.00 AQI index | — | — |
| 2009 | 54.00 AQI index | — | — |
| 2008 | 50.00 AQI index | — | — |
| 2007 | 55.00 AQI index | — | — |
| 2006 | 60.00 AQI index | — | — |
| 2005 | 65.00 AQI index | — | — |
| 2004 | 55.00 AQI index | — | — |
| 2003 | 57.00 AQI index | — | — |
| 2002 | 57.00 AQI index | — | — |
| 2001 | 57.00 AQI index | — | — |
| 2000 | 58.00 AQI index | — | — |
| 1999 | 62.00 AQI index | — | — |
| 1998 | 48.00 AQI index | — | — |
| 1997 | 49.00 AQI index | — | — |
| 1996 | 44.00 AQI index | — | — |
| 1995 | 31.00 AQI index | — | — |
| 1994 | 36.00 AQI index | — | — |
| 1993 | 49.00 AQI index | — | — |
| 1992 | 46.00 AQI index | — | — |
| 1991 | 44.00 AQI index | — | — |
| 1990 | 60.00 AQI index | — | — |
| 1989 | 60.00 AQI index | — | — |
| 1988 | 40.00 AQI index | — | — |
| 1985 | 50.00 AQI index | — | — |
| 1984 | 57.00 AQI index | — | — |
| 1983 | 54.00 AQI index | — | — |
| 1982 | 58.00 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 | 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 | — | — |
| 1985 | 0.00 days | — | — |
| 1984 | 0.00 days | — | — |
| 1983 | 0.00 days | — | — |
| 1982 | 0.00 days | — | — |
Annual indicator
Unhealthy for sensitive groups days
0.00 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 | 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 | 6.00 days | — | — |
| 2018 | 5.00 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 | 1.00 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 | — | — |
| 1985 | 0.00 days | — | — |
| 1984 | 0.00 days | — | — |
| 1983 | 0.00 days | — | — |
| 1982 | 0.00 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 | 2.00 days | — | — |
| 2020 | 0.00 days | — | — |
| 2019 | 0.00 days | — | — |
| 2018 | 0.00 days | — | — |
| 2017 | 1.00 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 | — | — |
| 1985 | 0.00 days | — | — |
| 1984 | 0.00 days | — | — |
| 1983 | 0.00 days | — | — |
| 1982 | 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
- 2026-02-13
- 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
- 2026-02-13
- Dataset version
- air-quality-profile-v1
- License
- Original DataOfWorld text
- Attribution
- DataOfWorld
Reference data can change. Verify consequential decisions against the original source.