Uma Oya leakage sealed, water ingress reduced significantly
The underground water seepage that occurred in the main tunnel of Uma Oya hydro-power and irrigation project earlier this year has now been sealed and the total ingress has been reduced significantly, said Secretary to the Ministry of Mahaweli Development and Environment, Anura Dissanayake.
One of the biggest development and construction projects in Sri Lanka, Uma Oya aims to provide water for drinking, industry and irrigation in the southeastern dry zone of the South Asian island and generate much needed hydro-electric power.
The multi-million-dollar project consists of a hydro-electric power plant, three tunnels with a collective length of 23 km, and the Puhulpa and Dyraaba dams, which span the two main tributaries of the Uma Oya River.
Earlier this year, underground water seepe...