Ogahalla is an unincorporated place and railway point in geographic Barlow Township in the Unorganized North Part

Unorganized North Cochrane District

Unorganized Cochrane North Part is an unorganized area in the District of Cochrane in northeastern Ontario, Canada. It comprises all parts of the district north of Timmins and Iroquois Falls which are not part of an incorporated municipality.-Communities:...

 of Cochrane District in northeastern

Northeastern Ontario

Northeastern Ontario is the region within the Canadian province of Ontario which lies north and east of Lakes Superior and Huron.Northeastern Ontario consists of the districts of Algoma, Sudbury, Cochrane, Timiskaming, Nipissing and Manitoulin; and the single-tier municipality of Greater...

 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...

.

It is on a now abandoned portion of the Canadian National Railway

Canadian National Railway

The Canadian National Railway Company is a Canadian Class I railway headquartered in Montreal, Quebec. CN's slogan is "North America's Railroad"....

 main line

Main line (railway)

The Mainline or Main line of a railway is a track that is used for through trains or is the principal artery of the system from which branch lines, yards, sidings and spurs are connected....

 originally constructed as the National Transcontinental Railway

National Transcontinental Railway

The National Transcontinental Railway was a historic Canadian railway between Winnipeg and Moncton. Much of the line is now operated by the Canadian National Railway.-The Grand Trunk partnership:...

 transcontinental

Transcontinental railroad

A transcontinental railroad is a contiguous network of railroad trackage that crosses a continental land mass with terminals at different oceans or continental borders. Such networks can be via the tracks of either a single railroad, or over those owned or controlled by multiple railway companies...

 main line, between the railway points of Lynx

Lynx, Ontario

Lynx is an unincorporated place and railway point in the Unorganized North Part of Cochrane District in northeastern Ontario, Canada.It was a railway station at mile 110 on a now abandoned portion of the Pagwa Subdivion, Cochrane Division of the Canadian National Railway main line originally...

 to the west and Blanche

Blanche, Ontario

Blanche is an unincorporated place and railway point in geographic Selwyn Township in the Unorganized North Part of Cochrane District in northeastern Ontario, Canada....

 to the east, 4 kilometres (2 mi) west of where the line crossed the Kenogami River

Kenogami River

The Kenogami River is a river in the James Bay drainage basin in Thunder Bay and Cochrane districts in Northern Ontario, Canada, which flows north from Long Lake near Longlac to empty into the Albany River. The river is in length and its name means "long water" in the Cree language...

. It is also on Ogahalla Creek, part of the James Bay

James Bay

James Bay is a large body of water on the southern end of Hudson Bay in Canada. Both bodies of water extend from the Arctic Ocean. James Bay borders the provinces of Quebec and Ontario; islands within the bay are part of Nunavut...

 drainage basin

Drainage basin

A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...

, which flows via the Atikasibi River to the Kenogami River.

A now abandoned airfield, created by the Department of National Defence

Department of National Defence (Canada)

The Department of National Defence , frequently referred to by its acronym DND, is the department within the government of Canada with responsibility for all matters concerning the defence of Canada...

 in the mid-1930s in part using 22,632 person-days of unemployment relief labour, lies to the north of the place. A Frontier College

Frontier College

Frontier College is a Canadian literacy organization established in 1899 by Alfred Fitzpatrick. Founded as the Reading Camp Association, Frontier College aims to combat illiteracy in Canada by providing non-formal education to those that seek assistance with their learning and have been overlooked...

 instructor was located at the construction camp. The airfield became in the late 1930s part of a string of emergency landing sites for Trans-Canada Air Lines

Trans-Canada Air Lines

Trans-Canada Air Lines was a Canadian airline and operated as the country's flag carrier. Its corporate headquarters were in Montreal, Quebec...

 (today Air Canada

Air Canada

Air Canada is the flag carrier and largest airline of Canada. The airline, founded in 1936, provides scheduled and charter air transport for passengers and cargo to 178 destinations worldwide. It is the world's tenth largest passenger airline by number of destinations, and the airline is a...

) to support their transcontinental flight operations.