10 Regions with the Least Air Pollution in Indonesia, Murung Raya Regency Ranks 1st on Saturday Afternoon

Murung Raya 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), Murung Raya Regency had a score of 14 on Saturday (9/8/2025) at 4:00 PM WIB.

At that time, Murung Raya Regency's air quality was classified as good, meaning the pollutant levels in Murung Raya Regency's air were very minimal. Furthermore, Banda Aceh took second place with an air quality index of 16. Next, Ternate was in third place with an air quality index of 23.

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

1. Murung Raya Regency (Central Kalimantan): 14
2. Banda Aceh (Aceh): 16
3. Ternate (North Maluku): 23
4. Lumajang Regency (East Java): 24
5. Mataram (West Nusa Tenggara): 25
6. Padang (West Sumatra): 26
7. Bulungan Regency (North Kalimantan): 27
8. Balikpapan (East Kalimantan): 30
9. Nagan Raya Regency (Aceh): 31
10. Tasikmalaya Regency (West Java): 32

(Read: BNPB Records 52 Natural Disasters in Mid-August 2023, Forest and Land Fires Most Numerous)

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 Saturday (9/8/2025) at 4:00 PM WIB, all these cities had good air quality.

(Read: NTT Always Struck by Forest and Land Fires in the Last 10 Years, BMKG Urges Increased Preparedness)