His Majesty the King has gave the initiative when February 19, b.e., irrigation Department 2532 feasibility study of the project water storage dam PA SAK River urgently to solve the. A shortage of water for farmland and the beneficial relief and flood problems that occur regularly in the PA SAK basin is the sequel came to Bangkok and perimeter zone with which bring hot month, almost every year. B.e. 2536 December 4, when his Majesty the King has gave the word, since in the 25th on the development of water sources, irrigation Department that began during the current, it could solve the problem of flooding. Drought and shortage of water to the public. Will require construction of the dam, 2 of the PA SAK River and Nakhon nayok River, which the Cabinet approved the action. When this project take May 3, b.e. 2537 construction of 5 years between b.e. 2537-2542, and his Majesty deign signed. Dam: "PA SAK jolasid dam" means "the PA SAK River at the dam catchment effectively." PA SAK jolasid dam catchment has started for the first time when June 15, b.e. 2541, where his Majesty the King and the King's most excellent Majesty were of Royal as Chief.
The PA SAK jolasid dam construction. The total budget for used 23,336 million baht. As the construction side, irrigation, 7,831 million baht. The budget was the environmental impact 15,505 million baht. Pasak River basin development projects due to the initiative have PA SAK jolasid dam construction and other jobs, which is a component of the project to be completed, and honor in the agenda. His Majesty has graciously opened PA SAK jolasid dam on Thursday, November 25, b.e. 2542.
longest in the country, Thailand. PA SAK River which has the largest number of 13 in the 25 countries of the basin is a basin area.