Lake Samsonvale (North Pine Dam)
Lake Samsonvale is the impoundment of water formed by the North Pine Dam, which is located on the North Pine River 5kms upstream from town of Petrie in the Moreton Bay Regional Council.
North Pine Dam was constructed to provided urban water to Brisbane and then the local government area of the Pine Rivers Shire Council and parts of the Caboolture Shire Council. These Councils have since been amalgamated into Moreton Regional Council. Construction of the dam was completed on the 12 of August 1976 and was officially opened by the Lord Mayor of the Brisbane City Council, Alderman Frank Sleeman. The dam comprises of a mass concrete centre section flanked with earth and rock embankments. The dam wall is 40 metres high and 580 metres long. The centre concrete centre section has 5 spillway gates, a valve for releasing water downstream and an outlet an outlet tower from which water is drawn to the North Pine Dam Treatment Plant.
The dam is owned by the Queensland Bulk Water Supply Authority, trading a SEQ Water and is now linked to the Southeast Queensland Water Grid. The North Pine Dam catchment area is 384sq kilometres and the total dam storage supply at Full Supply Level(FSL) is 214,302ML. FSL is at 39.63 metres above sea level and at that level the surface area of Lake Samsonvale is 2181 hectares.
Public access to the lake is confined to designated recreation areas, the main ones being: