Mangaluru, 02 May 2016: At the backdrop of depleting water level in Thumbay vented-dam that supplies drinking water to Mangaluru city, Dakshina Kannada district Deputy Commissioner A B Ibrahim here on Monday May 2, issued orders to the heads of Disha Power Projects, in order to release the water stored in their dam located at Koliyadakatta that comes under Kadaba in Puttur taluk.