Khobar, Saudi Arabia He pointed to the start of pumping approximately 50,000 cubic meters of sewage treated water into irrigation canals to be used in agriculture in Al-Ahsa governorate. Eng. Al-Hussein noted that the Crown Prince inaugurated the campaign of water conservation two months ago, indicating that the ministry has distributed free water-rationalization tools in most regions targeting 3.5 million houses in the Kingdom. Unveiling a memorial plaque of the project, the Crown Prince said that it will be a blessing for the Saudi people and every Muslim. The Crown Prince also watched water rationalization tools. The Crown Prince and the Bahraini king graced a banquet held on this occasion. Later, King Hamad left the venue after a brief visit to the Kingdom. He was seen off by the Crown Prince, a number of princes and ministers. The ceremony and the banquet were attended by Prince Mit'eb bin Abdulaziz, the Minister of Municipal and Rural Affairs; other princes; the delegation accompanying the Bahrain king; Saudi ministers and senior officials.