In the case of the "Kok River" problem with abnormal turbidity, the Pollution Control Department (PCD) collected water samples for the first time on March 19-24, 2025 and April 9, the second time on April 21-24, April 29-May 2, and the third time on May 12-16. The results of water quality analysis according to the surface water quality standards from the first to third sample collections are as follows:
credit : สล็อต