The air in thirteen parts of Bangkok and its surrounding provinces was today found to contain PM2.5 dust particles exceeding 50 microns – the benchmark safety level.

The Pollution Control Department said today that the levels of PM2.5 dust were measured in the range of 29-76 microns, with excessive dust particles in the following 13 areas:

• Bangkok, Laksi district 56 microns
• Bang Khen district 55 microns
• Phasi Charoen district 55 microns
• Bang Kor Laem district 54 microns
• Bang Sue district 54 microns
• Pathumwan district 53 microns

Elsewhere:

• Tambon Mahachai, Muang district of Samut Sakhon 76 microns
• Tambon Om Noi of Krathum Ban district of Samut Sakhon 58 microns
• Tambon Song Khanong, Phra Pradaeng district of Samut Prakan 54 microns
• Tambon Bangpood in Pakkred of Nonthaburi 53 microns
• Tambon Nakhon Pathom in Muang district of Nakhon Pathom 53 microns

People living in the affected areas are advised to reduce the time they spend on outdoor activities.