The dam has many uses: agricultural, industrial, and as a flood prevention measure. It is also an emerging tourist attraction, offering visitors the unique opportunity to travel across the reservoir by train. The railway leads to Pa Sak Basin Museum and a scenic lookout point above the dam. It is highly recommended to take the train in the cooler season between November and January. The train runs daily from 7.30 am-6.30 pm. The fare is 25 baht for adults and 10 baht for children. The dam itself is open from 7.30 am-6.00 pm.
Pa Sak Jolasid Dam is located at Ban Kaeng Suea Ten, Nong Bua Sub-district. The dam’s name was granted by King Rama IX. It was constructed under the Pa Sak River Basin Development Project under His Majesty's Royal initiative. It is the longest dam whose core is made of clay in Thailand, with a length of 4,860 metres wide and 36.50 metres high. The distinctive points of the dam are the sightseeing point on its ridge, Pa Sak River Basin Museum, presenting the knowledge of nature and culture. The official opening ceremony of the dam was on 25 November, 1999.