Air Pollution Thursday Night (13/8): North Sumatra Worst Hit, How Are Other Regions?
- A Small
- A Medium
- A Bigger
Air quality in North Sumatra is the worst in Indonesia tonight. Based on the Ministry of Environment and Forestry (KLHK) Air Pollution Standard Index (ISPU) page as of Thursday (13/8/2026) 18.00 WIB, North Sumatra recorded an air quality index value of 158.
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 7 air pollutant parameters: PM10, PM2.5, NO2, SO2, CO, O3, HC, measured across 72 monitoring stations nationwide.
(Read: Fatal Casualty Distribution from Floods & Landslides in West Sumatra (9 December 2025))
Per KLHK Regulation No.14/2020: ISPU 0-50 = Good, 51-100 = Moderate, 101-200 = Unhealthy (harmful to humans, animals, plants).
ISPU 201-300 = Very Unhealthy (elevated risk for sensitive groups); >300 = Hazardous requiring emergency response.
Following North Sumatra: South Sumatra ranked 2nd worst with 157, East Kalimantan 3rd with 136. No regions reached Hazardous level.
Top 10 worst air quality provinces at 13 Aug 2026 18.00 WIB: 1. North Sumatra:158; 2. South Sumatra:157; 3. East Kalimantan:136; 4. Jambi:134; 5. Riau:131; 6. Central Kalimantan:124; 7. North Sumatra:119; 8. Banten:115; 9. Bengkulu:111; 10. West Kalimantan:95
(Read: Fatal Casualty Distribution from Floods & Landslides in West Sumatra (9 December 2025))
"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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