10 Regions with the Cleanest Air Quality in Indonesia, Madiun Ranks Number 1 This Afternoon
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Madiun's air quality this Wednesday afternoon (1/7/2026) is the cleanest in Indonesia.
According to data from the Ministry of Environment and Forestry (KLHK) on Wednesday at 4:00 PM WIB, Madiun's air quality index is 1. Three other cities with the cleanest air quality in Indonesia are Dumai at 15, Sukabumi Regency at 20, and Tarakan at 22.
Citing KLHK Regulation No. 14 of 2020 concerning the Air Pollutant Standard Index (ISPU), KLHK defines 5 categories for the air quality index.
- 0-50: good
- 51-100: moderate
- 101-200: unhealthy
- 201-300: very unhealthy
- 300+: hazardous
This indicates that Madiun's current air quality index is categorized as good, signifying very minimal air pollution in the area.
Here is a list of the 10 cities with the cleanest air quality in Indonesia according to KLHK on Wednesday, January 7, 2026 at 4:00 PM WIB.
- Madiun (East Java): 1
- Dumai (Riau): 15
- Sukabumi Regency (West Java): 20
- Tarakan (North Kalimantan): 22
- Probolinggo (East Java): 23
- Semarang (Central Java): 25
- Hulu Sungai Selatan Regency (South Kalimantan): 26
- Asahan Regency (North Sumatra): 29
- Gresik (East Java): 30
- Sambas Regency (West Kalimantan): 31
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