10 Regions with the Least Air Pollution in Indonesia, Kutai Barat Regency Ranks 1st on Monday Afternoon
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Kutai Barat Regency's air quality this Monday afternoon (17/11/2025) is the cleanest in Indonesia.
Based on data from the Ministry of Environment and Forestry (KLHK) on Monday at 4:00 PM WIB, the air quality index in Kutai Barat Regency was 11. Three other cities with the cleanest air quality in Indonesia were Madiun Regency at 13, Tarakan at 20, and Bulungan Regency at 22.
Referring to KLHK Regulation No. 14 of 2020 concerning the Air Pollutant Standard Index (ISPU), KLHK established 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 Kutai Barat Regency's current air quality index is categorized as good, signifying very minimal air pollution in the region.
Here is a list of the 10 cities with the cleanest air quality in Indonesia according to KLHK on Monday, November 17, 2025, at 4:00 PM WIB.
- Kutai Barat Regency (East Kalimantan): 11
- Madiun Regency (East Java): 13
- Tarakan (North Kalimantan): 20
- Bulungan Regency (North Kalimantan): 22
- Penajam Paser Utara Regency (East Kalimantan): 23
- Lumajang Regency (East Java): 25
- Murung Raya Regency (Central Kalimantan): 26
- Musi Banyuasin Regency (South Sumatra): 27
- Sukabumi Regency (West Java): 28
- Asahan Regency (North Sumatra): 29
(Read: Countries with the Most Active Volcanoes in the World, Indonesia Ranks First)
"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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