Several areas in the Klang Valley will be hit by yet another water cut due to river pollution, only a month after a similar incident left 1.2 million households without water.

In the latest incident, 309,605 households in 273 areas within the districts of Petaling, Hulu Langat, Kuala Langat and Sepang are affected.

This came after Pengurusan Air Selangor Sdn Bhd was forced to shut down the Sungai Semenyih and Bukit Tampoi water treatment plants as pollution was detected in the raw water supply that they draw from...