KUALA LUMPUR, Oct. 5 -- The over 300,000 households in the Klang Valley that are currently hit by water cuts are facing a second day of disruption as the raw water supply to the affected treatment plants remains contaminated.

In a statement this morning, utility provider Pengurusan Air Selangor Sdn Bhd said, as a result, the Sungai Semenyih and Bukit Tampoi water treatment plants were not fully operational as of 7.30am today.

"As of 7.30am, pollution is still detected at Sungai Semenyih and is at the level of 7 TONNE (threshold odour number) at the Bukit Tampoi water treatment plant and 5 TONNE at the Sungai Semenyih water treatment plant respectively," Air Selangor said in the statement.

It added that since the pollution was first rep...