According to the Asean Specialised Meteorological Centre, most of the hotspots for Indonesia and Malaysia occurred in August and September 2019.[9] As of September 2019, Indonesia has had a total of over 20,000 hotspots in 2019, while Malaysia has had over 2,000 hotspots.[10] On 12 September 2019 alone, there were 1,188 hot spots in Kalimantan, Indonesia, and 431 hot spots in Sumatra, Indonesia.[11]