Central Kalimantan Night Air Pollution (23/9) Worst in Indonesia
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Central Kalimantan recorded the worst air quality in Indonesia tonight. According to the Indonesian Ministry of Environment and Forestry (KLHK) Air Pollution Standard Index (ISPU) page at 18:00 WIB on Wednesday (23/09/2026), Central Kalimantan air quality index reached 1701.
Per KLHK Air Pollution Control Directorate, ISPU is a unitless index describing ambient air quality status based on human health impact, aesthetics, and ecological effects, calculated from 7 pollutants measured across 72 monitoring stations.
Official regulations categorize ISPU: 0-50 Good, 51-100 Moderate, 101-200 Unhealthy, 201-300 Very Unhealthy, >300 Hazardous. Top 3 Kalimantan provinces all fall in the Hazardous range.
Ranking (23 Sep 2026, 18:00 WIB): 1. Central Kalimantan (1701), 2. West Kalimantan (791), 3. South Kalimantan (630), 4. East Kalimantan (324), 5. Jambi (244), 6. Riau (219), 7. Central Papua (182), 8. South Sumatra (153), 9. DKI Jakarta (108), 10. Banten (103)
"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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