"The Pine River, as it flows through Dufferin and Simcoe Counties on its way to the Nottawasaga River and Georgian Bay, has an illustrious history dating to the 1820's. With in Mulmur Township in the County of Dufferin, on the Niagra Escarpment, the Ministry of Natural Resources acquired 190 acres of the Pine River Valley in 1971. Parts of this property were first acquired from the Crown in 1836, 1839 and 1874. Most of the land remained dormant during the years when the surrounding townships were settled. Only a portion of the area was cleared in the 1800's. The rest of the property remained carpeted with virgin timber until the Dufferin Light and Power Company began clearing the area while constructing the power dam..."