Daily Air quality index(AQI)
The Environmental Protection Administration publishes the AQI on the day which is calculated by the hourly values of the air quality monitoring stations daily.
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Dataset Metadata
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| Dataset Code | AQX_P_434 |
|---|---|
| Organization | Department of Monitoring and Information |
| Data Categories | Atmosphere |
| Environmental Protection Project Categories | Atmospheric Environment |
| Sustainable Development Goals | Good Health and Well-being |
| Main field | SiteId、SiteName、MonitorDate、AQI、O38SubIndex、O3SubIndex、PM25SubIndex、PM10SubIndex、COSubIndex、SO2SubIndex、NO2SubIndex |
| Authorization Method | Open Government Data License |
| Authorization Description Link | https://data.gov.tw/license |
| Encoding Scheme | UTF-8 |
| Update Frequency | Daily |
| Last Updated Time | 2025-11-12 05:32:14 |
| Contact Name | Ms. WU |
| Contact Phone Number | (02)2311-7722#2311 |
| Contact Email | peishan.wu@moenv.gov.tw |
| Tags | AQI |
Data Field Description
| Column | Type | |
|---|---|---|
| siteid | text | |
| sitename | text | |
| monitordate | text | |
| aqi | text | |
| so2subindex | text | |
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Historical Data Download ※If the csv file shows garbled text, please refer to the Q&A page.
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| Dataset Name | Download Type | |
|---|---|---|
| Daily Air quality index(AQI) | CSV JSON XML | |
| Daily Air quality index(AQI) (2025/10) | CSV JSON XML | |
| Daily Air quality index(AQI) (2025/09) | CSV JSON XML | |
| Daily Air quality index(AQI) (2025/08) | CSV JSON XML | |
| Daily Air quality index(AQI) (2025/07) | CSV JSON XML | |