Round Lake is a lake

Lake

A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...

 located in Killaloe, Hagarty and Richards Township, Renfrew County, 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...

. The Bonnechere River

Bonnechere River

The Bonnechere River is a river in the Saint Lawrence River drainage basin in Nipissing District and Renfrew County in eastern and northeastern Ontario, Canada. The river flows from Algonquin Provincial Park to the Ottawa River east and north of the town of Renfrew...

 flows into the lake in the northwest and flows out of the lake at the southeast.

There are two provincial park

Provincial park

A provincial park is a park under the management of a provincial or territorial government in Canada.While provincial parks are not the same as national parks, their workings are very similar...

s on the lake, Bonnechere Provincial Park

Bonnechere Provincial Park

Bonnechere Provincial Park is an Ontario provincial park located on Round Lake in Renfrew County, Ontario, Canada.Designated as recreational-class by Ontario Parks, it has 128 campsites, 4 rustic cabins and a day use area, which includes a shower station, playground and a...

 on the northwestern shore and Foy Provincial Park

Foy Provincial Park

Foy Provincial Park is a provincial park on Round Lake, Ontario. Since it is non-operational, camping is prohibited, but day use activities such as swimming and hiking are permitted...

 on the eastern shore.

In the mid 1920s Hydro constructed a dam on the Bonnechere River downstream from the lake and upstream from the Tramore bridge at 45°37′13"N 77°27′36"W (opposite side of the lake from Round Lake Resort) and flooded the land around the lake. The edge of the lake before the rise in water level was about 75 yards out from our present shore.

Round Lake is the first major lake in the course of the Bonnechere River which begins at Basin Lake in Algonquin Park to the north, and passes through Golden Lake

Golden Lake

Golden Lake is a body of water located in Renfrew County Ontario, located on the Bonnechere River approximately 25 km southwest of Pembroke, Ontario...

, Eganville

Eganville, Ontario

Eganville is a small community occupying a deep limestone valley carved at the Fifth Chute of the Bonnechere River in Renfrew County, Ontario, Canada. It is in the township of Bonnechere Valley. This village also has two of the most popular restaurants in the upper Ottawa Valley: The Granary and...

, Douglas and Renfrew

Renfrew, Ontario

Renfrew, Ontario, Canada, is a town on the Bonnechere River in Renfrew County. Located one hour west of Ottawa in Eastern Ontario, Renfrew is the third largest town in the county after Petawawa and Pembroke. The town is a small transportation hub connecting Ontario Highway 60 and Highway 132 with...

 before emptying in to the Ottawa River

Ottawa River

The Ottawa River is a river in the Canadian provinces of Ontario and Quebec. For most of its length, it now defines the border between these two provinces.-Geography:...

 near Castleford.