Nabire Regency's Air Quality is the Cleanest in Indonesia This Afternoon (February 1)

Nabire Regency's air quality is the cleanest in Indonesia this afternoon. Based on the air quality index from the Ministry of Environment and Forestry (KLHK), Nabire Regency scored 6 on Sunday (Feb 1, 2026) at 4:00 PM WIB.

At that time, Nabire Regency's air quality was classified as good, meaning pollutant levels in Nabire Regency's air were very minimal. Furthermore, South Lampung Regency ranked second with an air quality index of 11. Next, West Kutai Regency was in third place with an air quality index of 16.

Here is the complete list of the 10 cities with the cleanest air quality in Indonesia according to KLHK on Sunday, February 1, 2026, at 4:00 PM WIB.

1. Nabire Regency (Central Papua): 6
2. South Lampung Regency (Lampung): 11
3. West Kutai Regency (East Kalimantan): 16
4. Ternate (North Maluku): 19
5. Sukabumi Regency (West Java): 22
6. Probolinggo (East Java): 23
7. Bengkalis Regency (Riau): 25
8. South Hulu Sungai Regency (South Kalimantan): 26
9. West Kotawaringin Regency (Central Kalimantan): 27
10. Malang (East Java): 28

(Read: Jakarta Flood Points Increase (January 23, 2026, 12:00 PM WIB))

Based on KLHK Regulation No. 14 of 2020 concerning the Air Pollution Standard Index, KLHK implements 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 (Feb 1, 2026) at 4:00 PM WIB, all these cities had good air quality.

(Read: Number of Houses Damaged by Floods and Landslides in Sumatra (December 16, 2025))