Phattharaphong, a Chiang Mai MP from the People’s Party, criticized the Ministry of Natural Resources and Environment after arsenic levels in the Mekong River in Isan exceeded the limit for two consecutive years, sharply questioning who is responsible for the current crisis.
25 Oct 2026 GMT+7 Mr. Phattharaphong Leelaphat Member of Parliament (MP) for Chiang Mai from the People’s Party posted data from the Pollution Control Department showing arsenic in the Mekong River in Isan exceeded safety limits for two consecutive years, along with a message onFacebookstating that "Isan is not spared either; the Mekong is toxic with arsenic exceeding 4.4 times the limit in Loei province. I pointed out last year it was double the limit with no solution, yet an advisor to the Minister of Natural Resources and Environment accused me of lying. Who is responsible for today’s crisis?"
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