10 Regions in Indonesia with the Cleanest Air This Morning (21/12)
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Palu's air quality this morning is the cleanest in Indonesia. Based on the air quality index from the Ministry of Environment and Forestry (KLHK), Palu scored 11 on Sunday (21/12/2025) at 06.00 AM WIB.
At that time, Palu's air quality was categorized as good, meaning the pollutant levels in Palu's air were very minimal. Furthermore, Mamuju ranked second with an air quality index of 13. Next, Ternate was in third place with an air quality index of 21.
Here is the complete list of the 10 cities with the cleanest air quality in Indonesia according to KLHK on Sunday, December 21, 2025, at 06.00 AM WIB.
- Palu (Central Sulawesi): 11
- Mamuju (West Sulawesi): 13
- Ternate (North Maluku): 21
- Banyuwangi Regency (East Java): 22
- Pangkal Pinang (Bangka Belitung Islands): 23
- Semarang (Central Java): 24
- Mataram (West Nusa Tenggara): 25
- Hulu Sungai Selatan Regency (South Kalimantan): 26
- Sragen Regency (Central Java): 27
- Bontang (East Kalimantan): 28
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Based on KLHK Regulation No. 14 of 2020 concerning the Air Pollutant Standard Index, KLHK applies the following air quality index classification.
- 0-50: good
- 51-100: moderate
- 101-200: unhealthy
- 201-300: very unhealthy
- 300+: hazardous
This means that on Sunday (21/12/2025) at 06.00 AM WIB, all these cities had good air quality.
"Disclosure: This is an AI-generated translation of the original article. We strive for accuracy, but please note that automated translations may contain errors or slight inconsistencies."
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