DKI Jakarta Most Polluted in Indonesia Tonight (4/12)

Air quality in DKI Jakarta tonight is the worst in Indonesia. Based on the page of the Air Pollutant Standard Index (ISPU) of the Ministry of Environment and Forestry (KLHK) on Thursday (4/12/2025) at 6:00 PM WIB, it was revealed that the air quality index in DKI Jakarta was 118.

According to the Directorate of Air Pollution Control of KLHK, ISPU is a unitless number used to describe ambient air quality conditions at a certain location and is based on its impact on human health, aesthetic value, and other living things.

ISPU calculation is based on the measurement results of seven air pollutant parameters, namely PM10, PM2.5, NO2, SO2, CO, O3, and HC. Measurements of air pollutant parameters are spread across 72 stations in various regions.

(Read: Due to Forest Fires, ISPA Cases in South Kalimantan Reached 189 Thousand Cases as of September 2023)

Based on Permen LHK No. 14 of 2020 concerning the Air Pollutant Standard Index, an ISPU in the range of 0-50 indicates good air quality, a range of 51-100 means moderate air quality, and a range of 101-200 indicates unhealthy air quality that is detrimental to humans, animals, and plants.

Next, very unhealthy air quality in the range of 201-300 can increase health risks for sensitive groups. Meanwhile, hazardous air quality in the range of more than 300 can seriously harm health and requires quick handling.

Below DKI Jakarta, Banten occupies the second worst position in Indonesia with an air quality index of 97. Then, in third place is Jambi with an air quality index of 95.

This means that no area has hazardous air quality.

Here is a list of the 10 provinces with the worst air quality index in Indonesia on Thursday, December 4, 2025 at 6:00 PM WIB.

1. DKI Jakarta: 118

2. Banten: 97

3. Jambi: 95

4. Central Java: 94

5. East Java: 92

6. Riau: 90

7. West Sumatra: 87

8. South Sumatra: 83

9. West Java: 80

10. East Kalimantan: 75

(Read: Due to Forest Fires, ISPA Cases in South Kalimantan Reached 189 Thousand Cases as of September 2023)