History Pasak lakes due to the problem of flooding in lowland river in flood season. And water shortages in the summer. It happens every year. His Majesty the King so RID feasibility study to build a dam to solve such problems. Which can solve the lower Chao Phraya Basin. Bangkok area Metropolitan's Until May 3, 2537, the Cabinet had approved the launch of construction of the dam catchment Pasak River Pasak Jolasid take to complete construction over five years from 2 December 2537 to date. September 30 2542 and the inaugural ceremony catchment dam on 15 June 2541 by HRH Princess Maha Chakri Sirindhorn. HRH Princess Royal came as the president and on October 7, 2541, His Majesty the dam of that. "Pasak dam lakes" which means "river dams that store water efficiently. " His Majesty the King His Majesty, accompanied by Her Majesty Queen Sirikit. Queen And HRH Princess Maha Chakri Sirindhorn. HRH Princess Royal Opened the Pasak dam lakes on 25 November 2542.