Air quality reference
Muscatine, IA
Muscatine, IA has a published AQI value of 52, categorized as Moderate, for 2026-05-31T00:00:00+00:00. The defining parameter is PM2.5, 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
- Muscatine, IA
- Air quality index
- 52
- Category
- Moderate
- Defining parameter
- PM2.5
- Sites reporting
- 1
- 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 | 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 | 334.00 days | — | — |
| 2007 | 339.00 days | — | — |
| 2006 | 126.00 days | — | — |
| 2005 | 304.00 days | — | — |
| 2004 | 366.00 days | — | — |
| 2003 | 359.00 days | — | — |
| 2002 | 365.00 days | — | — |
| 2001 | 365.00 days | — | — |
| 2000 | 304.00 days | — | — |
| 1999 | 119.00 days | — | — |
| 1998 | 60.00 days | — | — |
| 1997 | 55.00 days | — | — |
| 1996 | 57.00 days | — | — |
Annual indicator
Good AQI days
93.00 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 | 93.00 days | provisional-current-year | — |
| 2025 | 241.00 days | — | — |
| 2024 | 269.00 days | — | — |
| 2023 | 189.00 days | — | — |
| 2022 | 235.00 days | — | — |
| 2021 | 211.00 days | — | — |
| 2020 | 245.00 days | — | — |
| 2019 | 238.00 days | — | — |
| 2018 | 154.00 days | — | — |
| 2017 | 176.00 days | — | — |
| 2016 | 188.00 days | — | — |
| 2015 | 183.00 days | — | — |
| 2014 | 157.00 days | — | — |
| 2013 | 100.00 days | — | — |
| 2012 | 124.00 days | — | — |
| 2011 | 117.00 days | — | — |
| 2010 | 101.00 days | — | — |
| 2009 | 141.00 days | — | — |
| 2008 | 140.00 days | — | — |
| 2007 | 132.00 days | — | — |
| 2006 | 54.00 days | — | — |
| 2005 | 219.00 days | — | — |
| 2004 | 290.00 days | — | — |
| 2003 | 277.00 days | — | — |
| 2002 | 272.00 days | — | — |
| 2001 | 275.00 days | — | — |
| 2000 | 217.00 days | — | — |
| 1999 | 49.00 days | — | — |
| 1998 | 57.00 days | — | — |
| 1997 | 54.00 days | — | — |
| 1996 | 55.00 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 | — | — |
Annual indicator
Maximum daily AQI
86.00 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 | 86.00 AQI index | provisional-current-year | — |
| 2025 | 141.00 AQI index | — | — |
| 2024 | 78.00 AQI index | — | — |
| 2023 | 207.00 AQI index | — | — |
| 2022 | 89.00 AQI index | — | — |
| 2021 | 90.00 AQI index | — | — |
| 2020 | 124.00 AQI index | — | — |
| 2019 | 93.00 AQI index | — | — |
| 2018 | 95.00 AQI index | — | — |
| 2017 | 80.00 AQI index | — | — |
| 2016 | 96.00 AQI index | — | — |
| 2015 | 142.00 AQI index | — | — |
| 2014 | 135.00 AQI index | — | — |
| 2013 | 135.00 AQI index | — | — |
| 2012 | 155.00 AQI index | — | — |
| 2011 | 142.00 AQI index | — | — |
| 2010 | 157.00 AQI index | — | — |
| 2009 | 164.00 AQI index | — | — |
| 2008 | 138.00 AQI index | — | — |
| 2007 | 156.00 AQI index | — | — |
| 2006 | 95.00 AQI index | — | — |
| 2005 | 121.00 AQI index | — | — |
| 2004 | 154.00 AQI index | — | — |
| 2003 | 122.00 AQI index | — | — |
| 2002 | 97.00 AQI index | — | — |
| 2001 | 143.00 AQI index | — | — |
| 2000 | 101.00 AQI index | — | — |
| 1999 | 120.00 AQI index | — | — |
| 1998 | 57.00 AQI index | — | — |
| 1997 | 56.00 AQI index | — | — |
| 1996 | 61.00 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 | 43.00 AQI index | — | — |
| 2024 | 38.00 AQI index | — | — |
| 2023 | 49.00 AQI index | — | — |
| 2022 | 42.00 AQI index | — | — |
| 2021 | 45.00 AQI index | — | — |
| 2020 | 40.00 AQI index | — | — |
| 2019 | 42.00 AQI index | — | — |
| 2018 | 52.00 AQI index | — | — |
| 2017 | 51.00 AQI index | — | — |
| 2016 | 49.00 AQI index | — | — |
| 2015 | 50.00 AQI index | — | — |
| 2014 | 53.00 AQI index | — | — |
| 2013 | 57.00 AQI index | — | — |
| 2012 | 55.00 AQI index | — | — |
| 2011 | 57.00 AQI index | — | — |
| 2010 | 57.00 AQI index | — | — |
| 2009 | 55.00 AQI index | — | — |
| 2008 | 53.00 AQI index | — | — |
| 2007 | 56.00 AQI index | — | — |
| 2006 | 53.00 AQI index | — | — |
| 2005 | 31.00 AQI index | — | — |
| 2004 | 25.00 AQI index | — | — |
| 2003 | 27.00 AQI index | — | — |
| 2002 | 31.00 AQI index | — | — |
| 2001 | 30.00 AQI index | — | — |
| 2000 | 32.00 AQI index | — | — |
| 1999 | 56.00 AQI index | — | — |
| 1998 | 28.00 AQI index | — | — |
| 1997 | 27.00 AQI index | — | — |
| 1996 | 27.00 AQI index | — | — |
Annual indicator
Moderate AQI days
58.00 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 | 58.00 days | provisional-current-year | — |
| 2025 | 122.00 days | — | — |
| 2024 | 97.00 days | — | — |
| 2023 | 172.00 days | — | — |
| 2022 | 130.00 days | — | — |
| 2021 | 154.00 days | — | — |
| 2020 | 120.00 days | — | — |
| 2019 | 127.00 days | — | — |
| 2018 | 211.00 days | — | — |
| 2017 | 189.00 days | — | — |
| 2016 | 178.00 days | — | — |
| 2015 | 181.00 days | — | — |
| 2014 | 203.00 days | — | — |
| 2013 | 260.00 days | — | — |
| 2012 | 238.00 days | — | — |
| 2011 | 246.00 days | — | — |
| 2010 | 248.00 days | — | — |
| 2009 | 218.00 days | — | — |
| 2008 | 189.00 days | — | — |
| 2007 | 198.00 days | — | — |
| 2006 | 72.00 days | — | — |
| 2005 | 80.00 days | — | — |
| 2004 | 73.00 days | — | — |
| 2003 | 78.00 days | — | — |
| 2002 | 93.00 days | — | — |
| 2001 | 86.00 days | — | — |
| 2000 | 86.00 days | — | — |
| 1999 | 69.00 days | — | — |
| 1998 | 3.00 days | — | — |
| 1997 | 1.00 days | — | — |
| 1996 | 2.00 days | — | — |
Annual indicator
90th percentile daily AQI
57.00 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 | 57.00 AQI index | provisional-current-year | — |
| 2025 | 59.00 AQI index | — | — |
| 2024 | 56.00 AQI index | — | — |
| 2023 | 66.00 AQI index | — | — |
| 2022 | 58.00 AQI index | — | — |
| 2021 | 63.00 AQI index | — | — |
| 2020 | 59.00 AQI index | — | — |
| 2019 | 61.00 AQI index | — | — |
| 2018 | 66.00 AQI index | — | — |
| 2017 | 64.00 AQI index | — | — |
| 2016 | 63.00 AQI index | — | — |
| 2015 | 65.00 AQI index | — | — |
| 2014 | 77.00 AQI index | — | — |
| 2013 | 74.00 AQI index | — | — |
| 2012 | 72.00 AQI index | — | — |
| 2011 | 76.00 AQI index | — | — |
| 2010 | 85.00 AQI index | — | — |
| 2009 | 79.00 AQI index | — | — |
| 2008 | 76.00 AQI index | — | — |
| 2007 | 82.00 AQI index | — | — |
| 2006 | 73.00 AQI index | — | — |
| 2005 | 68.00 AQI index | — | — |
| 2004 | 60.00 AQI index | — | — |
| 2003 | 66.00 AQI index | — | — |
| 2002 | 65.00 AQI index | — | — |
| 2001 | 63.00 AQI index | — | — |
| 2000 | 65.00 AQI index | — | — |
| 1999 | 77.00 AQI index | — | — |
| 1998 | 43.00 AQI index | — | — |
| 1997 | 47.00 AQI index | — | — |
| 1996 | 41.00 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 | 2.00 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 | 3.00 days | — | — |
| 2009 | 1.00 days | — | — |
| 2008 | 0.00 days | — | — |
| 2007 | 2.00 days | — | — |
| 2006 | 0.00 days | — | — |
| 2005 | 0.00 days | — | — |
| 2004 | 1.00 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 | — | — |
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 | 2.00 days | — | — |
| 2024 | 0.00 days | — | — |
| 2023 | 1.00 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 | 1.00 days | — | — |
| 2014 | 5.00 days | — | — |
| 2013 | 5.00 days | — | — |
| 2012 | 3.00 days | — | — |
| 2011 | 2.00 days | — | — |
| 2010 | 13.00 days | — | — |
| 2009 | 5.00 days | — | — |
| 2008 | 5.00 days | — | — |
| 2007 | 7.00 days | — | — |
| 2006 | 0.00 days | — | — |
| 2005 | 5.00 days | — | — |
| 2004 | 2.00 days | — | — |
| 2003 | 4.00 days | — | — |
| 2002 | 0.00 days | — | — |
| 2001 | 4.00 days | — | — |
| 2000 | 1.00 days | — | — |
| 1999 | 1.00 days | — | — |
| 1998 | 0.00 days | — | — |
| 1997 | 0.00 days | — | — |
| 1996 | 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 | 1.00 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 | — | — |
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.