Scugog is a township in the Regional Municipality of Durham, south-central Ontario

Ontario

Ontario is a province of Canada, located in east-central Canada. It is Canada's most populous province and second largest in total area. It is home to the nation's most populous city, Toronto, and the nation's capital, Ottawa....

, Canada

Canada

Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

. A smaller Scugog Township was also a historic municipality and geographic township prior to the amalgamation that formed the current municipality.
The original township of Scugog was originally divided between Reach and Cartwright townships in Ontario County

Ontario County, Ontario

Ontario County was the name of two historic counties in the Canadian province of Ontario.The original Ontario County existed from 1792 to 1800 as part of the Eastern District, and consisted of the islands in the St. Lawrence River...

 and Northumberland and Durham County

United Counties of Northumberland and Durham, Ontario

The United Counties of Northumberland and Durham was a historic county in the Canadian province of Ontario. The two counties were originally combined in the District of Newcastle formed in 1798, and continued with joint administration until January 1, 1974 when portions Durham County were...

, respectively. When Lake Scugog

Lake Scugog

Lake Scugog is an artificially flooded lake in Scugog Township between the town of Port Perry, Ontario and the town of Lindsay. The lake has been raised and lowered several times over its history. Though not technically part of the Kawarthas due to its shallow depths, it is often geographically...

 was created by a dam in Lindsay

Lindsay, Ontario

Lindsay is a community of 19,361 people on the Scugog River in the Kawartha Lakes region of south-eastern Ontario, Canada. It is approximately west of Peterborough...

 in 1834, flooding created an island known as Scugog Island.