10 Areas with the Least Air Pollution in Indonesia, Saturday Afternoon Gresik Ranks 1st
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Gresik'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), Gresik scored 16 on Saturday (17/1/2026) at 4:00 PM WIB.
At that time, Gresik's air quality was classified as good, meaning the pollutant levels in Gresik's air were very minimal. Subsequently, Tarakan occupied the second position with an air quality index of 20. Next, Semarang was in third place with an air quality index of 22.
Here is the complete list of the 10 cities with the cleanest air quality in Indonesia according to KLHK on Saturday, January 17, 2026, at 4:00 PM WIB.
- Gresik (East Java): 16
- Tarakan (North Kalimantan): 20
- Semarang (Central Java): 22
- Probolinggo (East Java): 23
- Ternate (North Maluku): 24
- Malang (East Java): 25
- Hulu Sungai Selatan Regency (South Kalimantan): 26
- Rembang Regency (Central Java): 27
- Mojokerto (East Java): 28
- Cilegon (Banten): 29
Based on KLHK 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 (17/1/2026) at 4:00 PM WIB, all these cities had good air quality.
"Disclosure: This is an AI-generated translation of the original article. We strive for accuracy, but please note that automated translations may contain errors or slight inconsistencies."
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