10 Regions with the Cleanest Air Quality in Indonesia, Pelalawan Regency Ranks Number 1 This Afternoon

Pelalawan Regency's air quality this afternoon is the cleanest in Indonesia. Based on the air quality index version of the Ministry of Environment and Forestry (KLHK), Pelalawan Regency had a score of 16 on Friday (August 1, 2025) at 4:00 PM WIB.

At that time, Pelalawan Regency's air quality was categorized as good, meaning that the level of pollutants in Pelalawan Regency's air was very minimal. Subsequently, Murung Raya Regency ranked second with an air quality index of 19. Next, Ternate was in third place with an air quality index of 20.

Here is the complete list of the 10 cities with the cleanest air quality in Indonesia according to KLHK on Friday, August 1, 2025 at 4:00 PM WIB.

1. Pelalawan Regency (Riau): 16
2. Murung Raya Regency (Central Kalimantan): 19
3. Ternate (North Maluku): 20
4. Ambon (Maluku): 21
5. West Manggarai Regency (East Nusa Tenggara): 22
6. Probolinggo (East Java): 23
7. Balikpapan (East Kalimantan): 24
8. Mataram (West Nusa Tenggara): 25
9. North Penajam Paser Regency (East Kalimantan): 28
10. Nagan Raya Regency (Aceh): 31

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Based on Ministry of Environment and Forestry 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 Friday (August 1, 2025) at 4:00 PM WIB, all these cities had good air quality.

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