10 Regions with the Least Air Pollution in Indonesia, Asahan Regency Ranks 1st on Wednesday Morning
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Asahan Regency recorded the cleanest air quality in Indonesia this morning. Based on the air quality index from the Ministry of Environment and Forestry (KLHK), Asahan Regency scored 9 on Wednesday (21/10/2026) at 07.00 WIB.
At that time, Asahan Regency's air quality is classified as good, meaning pollutant levels are extremely low. Pangkal Pinang ranked second with an air quality index of 10, followed by Gorontalo at third place with 18.
Below is the complete list of 10 cities with the cleanest air quality in Indonesia according to KLHK on Wednesday, 21 October 2026 at 07.00 WIB:
- Asahan Regency (North Sumatra): 9
- Pangkal Pinang (Bangka Belitung Islands): 10
- Gorontalo (Gorontalo): 18
- Bogor Regency (West Java): 22
- Kendari (Southeast Sulawesi): 24
- Lumajang Regency (East Java): 25
- Sragen Regency (Central Java): 28
- Sambas Regency (West Kalimantan): 31
- Jombang Regency (East Java): 36
- Pasuruan Regency (East Java): 37
(Read also: Number of Severely Damaged Houses Due to Natural Disasters in Indonesia 2015-2024)
According to MoEF Regulation No.14/2020 on Air Pollution 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
Thus, all listed regions had good air quality at 07.00 WIB on Wednesday 21 October 2026.
(Read also: 137 Natural Disaster Events Recorded Before Late January 2024, Floods Most Frequent)
"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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