Kupang's air quality was the cleanest in Indonesia this afternoon. Based on the air quality index from the Ministry of Environment and Forestry (KLHK), Kupang scored 22 on Saturday, September 23, 2023, at 3:00 PM WIB.
At that time, Kupang's air quality was categorized as good, meaning the level of pollutants in the air was very minimal. West Kotawaringin was in second place with an air quality index of 23. Surabaya followed in third place with an air quality index of 27.
Below is a complete list of the 10 cities with the cleanest air quality in Indonesia according to the KLHK on Saturday, September 23, 2023, at 3:00 PM WIB.
1. Kupang (East Nusa Tenggara): 22
2. West Kotawaringin (Central Kalimantan): 23
3. Surabaya (East Java): 27
4. Mamuju (West Sulawesi): 30
5. Gorontalo (Gorontalo): 31
6. Denpasar (Bali): 35
7. Dumai (Riau): 36
8. Jayapura (Papua): 37
9. Malang (East Java): 39
10. Bulungan (North Kalimantan): 42
Based on the Minister of Environment and Forestry Regulation No. 14 of 2020 concerning the Air Pollutant Standard Index, the 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, September 23, 2023, at 3:00 PM WIB, all of these cities had good air quality.