The affected areas include Moratuwa, Rawathawatta, Zoysa Pura, Ratmalana, Mount Lavinia, Dehiwala, Wellawatte, Pamankada, Mulleriyawa, and Kolonnawa. Water supply in Battaramulla continues at reduced levels.
The National Water Supply and Drainage Board has advised consumers to use water sparingly until full service is restored, which is expected before 6:00 a.m. on 19 February 2026.
Consumers can contact the Board’s 1939 Call Center for further information.