It is located in the municipality of Ferland-et-Boilleau, Quebec, in the Le Fjord-du-Saguenay Regional County Municipality (MRC), in administrative region of Saguenay-Lac-Saint-Jean, in Quebec, located in the Saguenay River valley, in Canada.

is served by route 381, which separates the lakes petit lac Ha!

The bridge passes over the waterbody at the peninsula attached to the north shore and then the route goes northwest to serving the northwestern part of the lake Ha!

Its maximum width is 1.4 kilometres (0.87 mi); its altitude is 379 metres (1,243 ft); and its area is .

Lake is crossed on 6.6 kilometres (4.1 mi) to the northwest by the current of Ha!

River on 34.8 kilometres (21.6 mi) to the northwest, across the Baie des Ha!

A popular interpretation associates it with an exclamation indicating irony or onomatopoeia of laughter.

This specific derives from the French word haha, meaning "an unexpected obstacle on a path".

This term is used in the military vocabulary because it describes a ditch located at the postern or at the entrance of a fortification, thus preventing the passage.

In addition, the recollect Gabriel Sagard (baptized Théodat) published the Dictionary of the Huron Language (Paris, 1632), following a ten-month stay of the brother in Huron, from 1623 to 1624, in which is listed the noun Háhattey, meaning "road, lane or address".