10 Regions with the Cleanest Morning Air (31/8) in Indonesia

Morowali Regency''s air quality this morning is the cleanest in Indonesia. Based on the air quality index version of the Ministry of Environment and Forestry (KLHK), Morowali Regency scored 10 on Sunday (31/8/2025) at 06:00 AM WIB.

At that time, Morowali Regency''s air quality was classified as good, meaning the pollutant levels in Morowali Regency''s air were very minimal. Subsequently, Lumajang Regency ranked second with an air quality index of 13. Next, Murung Raya Regency was in third place with an air quality index of 15.

Here is the complete list of the 10 cities with the cleanest air quality in Indonesia according to KLHK on Sunday, August 31, 2025, at 06:00 AM WIB.

1. Morowali Regency (Central Sulawesi): 10
2. Lumajang Regency (East Java): 13
3. Murung Raya Regency (Central Kalimantan): 15
4. Dumai (Riau): 16
5. Madiun Regency (East Java): 17
6. West Manggarai Regency (East Nusa Tenggara): 19
7. Padang (West Sumatra): 20
8. Palu (Central Sulawesi): 21
9. Banyuwangi Regency (East Java): 23
10. Mataram (West Nusa Tenggara): 25

(Read: BNPB Recorded 52 Natural Disasters in Mid-August 2023, Mostly Forest and Land Fires)

Based on Ministerial Regulation of the Minister of Environment and Forestry 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 (31/8/2025) at 06:00 AM WIB, all these cities had good air quality.

(Read: There Were Almost 300 Natural Disasters Until Mid-February 2024)