Data Dictionary

Column	Type	Label	Description
month_id	numeric
month_name	text
calendar_year	numeric
pm25_avg	numeric
pm25_min	numeric
pm25_max	numeric
exceed_days	numeric

Additional Information

Field	Value
Format	CSV
License	Open Data Common
Accessible Condition
Data Collect
Created date
Last updated date
Created	June 22, 2026
Last Updated	June 22, 2026