Nairobi, Aug. 19 -- The Nairobi City Water and Sewerage Company (NWSC) has warned that the suspension of Tata Chemicals Magadi's operations could disrupt water treatment in the capital.

The utility firm said its three main water treatment plants use soda ash to control the level of hydrogen ions in water, commonly referred to as pH. NWSC revealed that it relies on Tata Chemicals Magadi for more than 360 tonnes of soda ash every month.

"The Magadi facility. shutdown converts a routine, low-risk water treatment step into an emergency requiring substitute chemicals, new water treatment chemical dosing equipment and intensified water quality monitoring," the utility said.

Water pH measures the concentration of hydrogen ions in water, indic...