The Ministry of Environment has issued an announcement on the air quality situation in the Kingdom of Cambodia, indicating that the atmosphere and air quality across the country continue to be at a very good level.
According to monitoring and inspection results from the expert working group, from 7:00 a.m. on the 18th to 7:00 a.m. on the 19th of October 2026, the average concentration of fine particulate matter (PM2.5) was only 6.36 µg/m³, a level well below the standard threshold (50 µg/m³). Based on the Air Quality Index (AQI), the air quality is at "Very Good" (blue symbol).
This "Very Good" air quality covers all 25 capital and provinces, including: Phnom Penh capital, Kandal, Kampong Cham, Kampong Thom, Kampong Chhnang, Kampong Speu, Takeo, Kampot, Kep, Preah Sihanouk, Koh Kong, Battambang, Banteay Meanchey, Pailin, Pursat, Siem Reap, Oddar Meanchey, Preah Vihear, Stung Treng, Kratie, Ratanakiri, Mondulkiri, Prey Veng, Svay Rieng and Tboung Khmum provinces. By: Pai Sokhim
