Central Kalimantan Air Quality Worst in Indonesia on Saturday Morning (31/10)

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Irfan Fadhlurrahman 31/10/2026 09:39 WIB
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10 Regions with Highest Air Pollution Standard Index (ISPU) in Indonesia as of October 31, 2026 08.00 WIB
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Central Kalimantan recorded the worst air quality in Indonesia this morning. Based on the Ministry of Environment and Forestry (KLHK) Air Pollution Standard Index (ISPU) page as of Saturday (31/10/2026) 08.00 WIB, Central Kalimantan posted an air quality index value of 283.

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 calculation uses measurements of 7 air pollutant parameters: PM10, PM2.5, NO2, SO2, CO, O3, HC, collected from 72 monitoring stations across regions.

(Read: How Can Residents Identify Clean Air Amid Poor Air Quality?)

Under Minister of Environment Regulation No. 14/2020: ISPU 0-50 = Good, 51-100 = Moderate, 101-200 = Unhealthy (harmful to humans, animals, plants).

Values 201-300 = Very Unhealthy (elevated risk for sensitive groups), while values over 300 = Hazardous requiring immediate emergency response. No regions reached hazardous levels in this reading.

Following Central Kalimantan: West Sumatra ranked 2nd worst (191), South Sumatra 3rd (185). Listed below are the 10 provinces with poorest recorded air quality at the measurement time:

1. Central Kalimantan: 283
2. West Sumatra: 191
3. South Sumatra: 185
4. East Kalimantan: 175
5. Central Sulawesi: 155
6. South Kalimantan: 153
7. North Sulawesi: 152
8. Jambi: 148
9. West Kalimantan: 97
10. East Java: 96

(Read: How Can Residents Identify Clean Air Amid Poor 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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