Nabire Regency Has the Cleanest Air Quality in Indonesia This Afternoon (Feb 5)

Nabire Regency has the cleanest air quality in Indonesia this afternoon. Based on the air quality index from the Ministry of Environment and Forestry (KLHK), Nabire Regency scored 6 on Thursday (February 5, 2026) at 4:00 PM WIB.

At that time, Nabire Regency's air quality was classified as good, meaning the pollutant levels in the air were extremely low. Next, West Kutai Regency took second place with an air quality index of 7. Following that, South Lampung Regency ranked third 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 Thursday, February 5, 2026 at 4:00 PM WIB.

1. Nabire Regency (Central Papua): 6
2. West Kutai Regency (East Kalimantan): 7
3. South Lampung Regency (Lampung): 15
4. Katingan Regency (Central Kalimantan): 20
5. Tarakan (North Kalimantan): 21
6. North Penajam Paser Regency (East Kalimantan): 22
7. Sukabumi Regency (West Java): 23
8. Mataram (West Nusa Tenggara): 25
9. West Kotawaringin Regency (Central Kalimantan): 26
10. Sragen Regency (Central Java): 27

(Read: Countries with the Most Active Volcanoes in the World, Indonesia Ranks First)

Based on Minister of Environment and Forestry Regulation No. 14 of 2020 on the Standard Air Pollutant 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 (February 5, 2026) at 4:00 PM WIB, all of these cities had good air quality.

(Read: Indonesia Has the Most Active Volcanoes in the World)