10 Regions with the Cleanest Afternoon Air (Oct 9) in Indonesia

Tabalong Regency's air quality this afternoon is the cleanest in Indonesia. Based on the air quality index from the Ministry of Environment and Forestry (KLHK), Tabalong Regency had a score of 2 on Thursday (October 9, 2025) at 4:00 PM WIB.

At that time, Tabalong Regency's air quality was categorized as good, meaning the pollutant levels in Tabalong Regency's air were very minimal. Furthermore, Tebo Regency ranked second with an air quality index of 11. Next, Madiun Regency was in third place with an air quality index of 14.

Here is the complete list of the 10 cities with the cleanest air quality in Indonesia according to KLHK on Thursday, October 9, 2025, at 4:00 PM WIB.

1. Tabalong Regency (South Kalimantan): 2
2. Tebo Regency (Jambi): 11
3. Madiun Regency (East Java): 14
4. Nabire Regency (Central Papua): 16
5. Bulungan Regency (North Kalimantan): 17
6. Tarakan (North Kalimantan): 19
7. Banyuwangi Regency (East Java): 23
8. Lumajang Regency (East Java): 25
9. Kapuas Regency (Central Kalimantan): 26
10. Rembang Regency (Central Java): 28

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Based on Ministry of Environment and Forestry Regulation No. 14 of 2020 concerning the Air Pollution 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 Thursday (October 9, 2025) at 4:00 PM WIB, all these cities had good air quality.

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