 Sinhanavati Kingdom was on the Kok River, which descends from the mountain in Fang District (Chiang Mai Province), and runs into the Kong River east of Chiang Saen District (Chiang Rai Province), from which the city itself was at a distance of about .The city was submerged below Chiang Saen Lake due to an earthquake.Due to a disaster, Samantaraja of Pataliputra obliged all his people to follow him to the region of Bodhisaanluang.