Factories along Sungai Langat and Sungai Semantan caused water treatment plants to shut down

EDWARD RAJENDRA , ALLISON LAI and NOEL FOO at the Selangor State Assembly

SIXTEEN cases of river pollution were recorded in Selangor until the end of October, with eight in Sungai Langat forcing the Langat water treatment plant to shut and affecting more than a million customers in Hulu Langat, Kuala Langat, Petaling Jaya and Sepang.