This Morning in Bangkok: PM 2.5 Levels Exceed Standards in 35 Districts, Air Quality Begins to Affect Health

Bangkok residents are reminded to wear masks as this morning PM 2.5 dust levels have surged beyond standards in 35 areas. Overall air quality is at a level that may begin to affect health.

On 20 February 2026, the Bangkok Air Quality Information Center reported the PM 2.5 particulate levels in Bangkok at 07:00 a.m. The citywide average was 41.2 µg/m³, exceeding the standard of 37.5 µg/m³. Particulate levels show an increasing trend, with overall air quality categorized as starting to impact health.

Top 12 districts with the highest PM 2.5 levels in Bangkok:

1. Thawi Watthana district: 57.8 µg/m³.

2. Nong Khaem district: 54.9 µg/m³.

3. Ratchathewi district: 47.9 µg/m³.

4. Bang Rak district: 47.7 µg/m³.

5. Prawet district: 47.3 µg/m³.

6. Khlong Sam Wa district: 46.6 µg/m³.

7. Pathum Wan district: 46.3 µg/m³.

8. Lak Si district: 46.3 µg/m³.

9. Lat Krabang district: 45.5 µg/m³.

10. Bang Phlat district: 45.2 µg/m³.

11. Khlong Toei district: 45.1 µg/m³.

12. Taling Chan district: 44.8 µg/m³.

Health recommendations for air quality level orange: beginning to affect health.

• General public: Use protective equipment such as PM 2.5 masks whenever going outdoors. Limit the duration of outdoor activities or strenuous exercise. Observe for symptoms like coughing, difficulty breathing, or eye irritation.

• At-risk groups: Use protective equipment such as PM 2.5 masks whenever outdoors. Avoid strenuous outdoor activities or exercise. Follow medical advice and promptly see a doctor if symptoms occur.

Check air quality information before leaving home.

- AirBKK application

- www.airbkk.com

- Facebook: Bangkok Environment Office

- Facebook: Bangkok Air Quality Information Center

- Facebook: Bangkok Metropolitan Administration

- LINE ALERT

If you spot pollution sources, please report them through the Traffy Fondue platform.

Thanks to the Facebook page of Bangkok Metropolitan Administration.