West Java Air Quality Worst in Indonesia on Thursday Morning (30/4)
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West Java recorded the worst air quality in Indonesia this morning. According to the Air Pollution Standard Index (ISPU) data from the Ministry of Environment and Forestry (KLHK) as of Thursday, 30 April 2026 at 08.00 WIB, West Java posted an air quality index score of 127.
As stated by KLHK Air Pollution Control Directorate, ISPU is a unitless index that describes ambient air quality status at a location, assessed based on impacts on human health, aesthetic values, and other living organisms.
ISPU calculation uses measurement results from seven air pollutant parameters: PM10, PM2.5, NO?, SO?, CO, O?, and HC. Pollutant monitoring is conducted across 72 stations nationwide.
(Read: Floods and Forest Fires: Most Frequent Disasters in Indonesia Throughout 2025)
Under Ministry of Environment Regulation No.14/2020 on Air Pollution Standard Index: ISPU 0-50 = Good air quality; 51-100 = Moderate air quality; 101-200 = Unhealthy air quality that causes adverse effects to humans, animals and vegetation.
Furthermore, 201-300 ISPU = Very Unhealthy which raises health risks for sensitive groups. ISPU values above 300 indicate Hazardous air quality causing serious health harm requiring immediate response.
After West Java, Banten ranked 2nd worst nationwide with index 109, followed by Lampung at 3rd place with index 105.
No region recorded hazardous air quality level during this measurement.
Below is the list of 10 Indonesian provinces with worst air quality recorded on Thursday, 30 April 2026 at 08.00 WIB:
1. West Java: 127
2. Banten: 109
3. Lampung: 105
4. Riau: 103
5. DKI Jakarta: 102
6. North Sumatra: 101
7. West Sumatra: 91
8. South Sumatra: 89
9. Jambi: 87
10. Aceh: 84
(Read: Floods and Forest Fires: Most Frequent Disasters in Indonesia Throughout 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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