10 Regions in Indonesia with the Cleanest Air This Afternoon (19/1)
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Ambon's air quality on Monday afternoon (January 19, 2026) is the cleanest in Indonesia.
Based on data from the Ministry of Environment and Forestry (KLHK) on Monday at 4:00 PM WIB, Ambon's air quality index is at 10. Three other cities with the cleanest air quality in Indonesia are Ternate at 18, Gresik 20, and Semarang 21.
Referring to KLHK Regulation No. 14 of 2020 concerning the Air Pollution Standard Index (ISPU), KLHK categorizes the air quality index into 5 categories.
- 0-50: good
- 51-100: moderate
- 101-200: unhealthy
- 201-300: very unhealthy
- 300+: hazardous
This indicates that Ambon's current air quality index is classified as good, meaning air pollution in the region is very minimal.
Here is a list of the 10 cities with the cleanest air quality in Indonesia according to KLHK on Monday, January 19, 2026, at 4:00 PM WIB.
- Ambon (Maluku): 10
- Ternate (North Maluku): 18
- Gresik (East Java): 20
- Semarang (Central Java): 21
- Sukabumi Regency (West Java): 23
- Hulu Sungai Selatan Regency (South Kalimantan): 26
- Mojokerto (East Java): 27
- Tarakan (North Kalimantan): 29
- Banyuwangi Regency (East Java): 31
- South Lampung Regency (Lampung): 33
(Read: Distribution of Fatalities Due to Floods and Landslides in Aceh (December 9, 2025))
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