Reduce the number of days people are exposed to unhealthy air — Data - Healthy People 2030

Status: Little or no detectable change

Most Recent Data:
4,534,737,587 Air Quality Index (AQI)-weighted people days (2019-21)

Target:
3,866,365,816 AQI-weighted people days

Desired Direction:
Decrease desired

Baseline:
4,295,962,018 Air Quality Index (AQI)-weighted people days exceeded 100 on the AQI in 2016-18

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Confidence Interval (CI) not available Standard Error (SE) not available Confidence Interval (CI) and Standard Error (SE) are not available

Population	2016-18	2019-21
Total	4,295,962,018	4,534,737,587

Data Source: Air Quality System (AQS), EPA

Air Quality Index >100 by

#: Standard errors and confidence intervals are not available for this population group.

†: Target is not applicable for this demographic group.

DSU: Data do not meet the criteria for statistical reliability, data quality, or confidentiality.

DNA: Data have not been analyzed.

DNC: Data for specific population not collected.

--- : Data are not available.