West Kalimantan Night Air Pollution (27/8) Worst in Indonesia
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West Kalimantan recorded the worst air quality in Indonesia this evening. As per the Ministry of Environment and Forestry (KLHK) Air Pollution Standard Index (ISPU) page on Thursday, 27 August 2026 at 18:00 WIB, West Kalimantan registered an air quality index value of 421.
According to KLHK Air Pollution Control Directorate, ISPU is a unitless index describing ambient air quality at a location, measured by impacts on human health, aesthetics, and other living organisms.
ISPU calculations use 7 air pollutant parameters: PM10, PM2.5, NO2, SO2, CO, O3, and HC. Pollutant measurements are conducted across 72 monitoring stations nationwide.
(Read: 2025 Indonesian Forest Fire Carbon Emissions: North Sumatra Highest)
Under KLHK Regulation No 14/2020 on Air Pollution Standard Index: 0-50 = Good, 51-100 = Moderate, 101-200 = Unhealthy (harmful to humans, animals, plants). Values 201-300 = Very Unhealthy (elevated risk for sensitive groups). Values above 300 = Hazardous (serious health risks requiring immediate response).
Following West Kalimantan, Jambi ranked 2nd worst at 274 index, South Sumatra placed 3rd at 249 index. West Kalimantan air quality was classified as hazardous.
Full ranking of 10 provinces with worst air quality on 27 August 2026 18:00 WIB: 1. West Kalimantan (421), 2. Jambi (274), 3. South Sumatra (249), 4. Riau (143), 5. South Kalimantan (142), 6. East Kalimantan (135), 7. South Sumatra (111), 8. Bengkulu (97), 9. Banten (93), 10. West Sumatra (87)
(Read: 2025 Indonesian Forest Fire Carbon Emissions: North Sumatra Highest)
"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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