Rivière des Rochers ( French for "River of Rocks") is a river in

Alberta Alberta is a Provinces and territories of Canada, province in Canada. It is a part of Western Canada and is one of the three Canadian Prairies, prairie provinces. Alberta is bordered by British Columbia to its west, Saskatchewan to its east, t ...

in the

Peace–Athabasca Delta The Peace–Athabasca Delta, located in northeast Alberta, is the largest freshwater inland river delta in North America. It is located partially within the southeast corner of Wood Buffalo National Park, Canada's largest national park, and als ...

and

Wood Buffalo National Park Wood Buffalo National Park is the largest national park of Canada at . It is in northeastern Alberta and the southern Northwest Territories. Larger in area than Switzerland, it is the second-largest national park in the world. The park was estab ...

. It is the main outflow of

Lake Athabasca Lake Athabasca ( ; French: ''lac Athabasca''; from Woods Cree: , " herethere are plants one after another") is in the north-west corner of Saskatchewan and the north-east corner of Alberta between 58° and 60° N in Canada. The lake is ...

and flows northward, around many islands, and meets with the

Peace River The Peace River () is a river in Canada that originates in the Rocky Mountains of northern British Columbia and flows to the northeast through northern Alberta. The Peace River joins the Athabasca River in the Peace-Athabasca Delta to form the ...

to form the

Slave River The Slave River is a Canadian river that flows from the confluence of the and Peace River in northeastern Alberta and runs into Great Slave Lake in the Northwest Territories. The river's name is thought to derive from the name for the Slavey g ...

. Near its mouth, the river splits into multiple channels, and forms a delta on the Slave River. During high water level periods in the late spring and summer, the flow of the Rivière des Rochers can sometimes reverse, with water flowing from the Peace River system back into Lake Athabasca.

References

Rivers of Alberta {{Alberta-river-stub