Residents of 44 provinces enjoyed good to very good air quality on Monday morning, while 12 of the 76 provinces had orange ( starting to affect health ) levels of PM2.5, according to Gistda.
The Geo-Informatics and Space Technology Development Agency ( Gistda ) reported at 8am that the whole country was free of red levels , ( hazardous-to-health ) of particulate matter 2.5 micrometres and less in diameter ( PM2.5 ).
The orange levels of PM2.5 over the previous 24 hours ranged from 39 to 66.1µg/m ³ in 12 provinces. Seven of them were northeastern counties - , Chiang Mai, Lampang, Lamphun, Nan, Phayao, Phrae and Sukhothai. The five people were Nakhon Pathom, Phetchaburi, Ratchaburi, Samut Songkhram and Trat.
The government-set secure level is 37.5µg/m³.
Bangkok was among 21 regions with mild air quality, recording , yellow ranges of PM2.5 ranging from 25.4 to 37.2µg/m³.
Other regions with mild air quality were, in descending order of PM2.5 rates, Tak, Uttaradit, Rayong, Samut Sakhon, Yala, Narathiwat, Prachuap Khiri Khan, Pattani, Chon Buri, Samut Prakan, Mae Hong Son, Kanchanaburi, Nonthaburi, Chachoengsao, Kamphaeng Phet, Phitsanulok, Pathum Thani, Nakhon Phanom, Chiang Rai and Chanthaburi.
Seventeen counties had fine weather quality, rporting natural levels of PM2.5 ranging from 15.1 to 24.9µg/m³.
They were, in descending purchase, Phuket, Chumphon, Trang, Phangnga, Ranong, Loei, Prachin Buri, Phetchabun, Nakhon Si Thammarat, Phichit, Uthai Thani, Krabi, Surat Thani, Nakhon Sawan, Suphan Buri, Yasothon and Sa Kaeo.
As many as 27 regions had really good air quality represented by blue amounts of PM2.5 ranging from 7.7 to 14.2µg/m³. The lowest levels was recorded by Ang Thong.
Other regions with really good air were Amnat Charoen, Ayutthaya, Bueng Kan, Buri Ram, Chainat, Chaiyaphum, Kalasin, Khon Kaen, Lop Buri, Maha Sarakham, Mukdahan, Nakhon Nayok, Nakhon Ratchasima, Nong Bua Lam Phu, Nong Khai, Phatthalung, Roi Et, Sakon Nakhon, Saraburi, Satun, Sing Buri, Si Sa Ket, Songkhla, Surin, Udon Thani and Ubon Ratchathani.
The Meteorological Department reported that a strong high pressure method from China had strong winds and reduced conditions by 4-6°C in the Northeast and by 1-3°C in the Central Plain and the East.