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News, Panumate Tanraksa, Published on 10/03/2026
» CHIANG RAI: A team from the Thai Health Promotion Foundation (ThaiHealth) inspected a riverside community on Sunday, amid growing concerns about heavy metal contamination along the Kok River.
News, Panumate Tanraksa, Published on 06/04/2025
» Chiang Mai and Chiang Rai residents have been warned after high lead and arsenic contaminants were found in the Kok River.