Arsenic Found in Chiang Rai Rivers; Investigation Underway
2 May 2025 15:59
36 CHIANGRAI, May 2 (TNA) – Authorities in Chiang Rai province, northern Thailand, are urgently investigating elevated levels of arsenic detected in the Sai, Ruak, and Mekong rivers. Preliminary tests conducted at nine locations last month revealed arsenic concentrations exceeding safety standards by up to 19 times in some samples. Further testing is being carried out […]