All sluice gates of Yan Oya Reservoir are due to be opened tomorrow (28)morning as the water level of the Reservoir has been increased rapidly according to Disaster Management Center .
People living in low land areas around the Reservoir are being advised to be on alert on possible floods as a result of opening the sluice gates The center has said .
As a result of the overflowing of Huruluwawa Reservoir, Water level of the Yan Oya reservoir has also increased up to 36 meters according to sources .