| Saint-Étienne River | |
| Pushpin Map: | Quebec |
| Subdivision Type1: | Country |
| Subdivision Name1: | Canada |
| Subdivision Type2: | Province |
| Subdivision Name2: | Quebec |
| Subdivision Type3: | Region |
| Subdivision Name3: | Saguenay-Lac-Saint-Jean |
| Subdivision Type4: | Regional County Municipality |
| Subdivision Name4: | Le Fjord-du-Saguenay Regional County Municipality |
| Subdivision Type5: | Municipalities |
| Subdivision Name5: | Petit-Saguenay and Baie-Sainte-Catherine |
| Length: | 4.8km (03miles)[1] |
| Discharge1 Location: | Baie-Sainte-Catherine |
| Source1: | Lake Ovila-Lavoie |
| Source1 Location: | Petit-Saguenay |
| Source1 Coordinates: | 48.1747°N -69.9449°W |
| Source1 Elevation: | 132m (433feet) |
| Mouth: | Saguenay River |
| Mouth Location: | Petit-Saguenay |
| Mouth Coordinates: | 48.2006°N -69.9147°W |
| Mouth Elevation: | 3m (10feet) |
| Tributaries Left: | Décharge du lac Fidelin. |
| Tributaries Right: | Embranchement Gagnon. |
The Saint-Étienne River is a tributary of the south shore of the Saguenay River flowing into the municipality of Petit-Saguenay in the Saguenay Fjord, Quebec, Canada. In the end, this river crosses the Saguenay Fjord National Park.
The Saint-Étienne River Valley is mainly served by Chemin Saint-Étienne and Chemin du Lac Fidelin.[2]
Forestry is the first economic activity in the sector; recreational tourism activities, second.
The surface of the Saint-Étienne River is usually frozen from the beginning of December to the end of March, however, safe ice circulation is generally from mid-December to mid-March.
The main hydrographic slopes near the Saint-Étienne River are:
The Saint-Étienne River rises at the mouth of Lac des Côtes (length: 0.6km (00.4miles); altitude: 132m (433feet)). This source is located at:3.8km (02.4miles) south of its mouth (confluence with the Saguenay River);7.4km (04.6miles) northeast of a curve of the Petit Saguenay River;18km (11miles) west of the mouth of the Saguenay River;10.2km (06.3miles) south-east of the village center of Petit-Saguenay.
From its source (Lac des Côtes), the course of the Saint-Étienne River descends on 4.8km (03miles) according to the following segments:2.9km (01.8miles) northerly in a confined valley to the outlet (from the southeast) of an unidentified lake;1.5km (00.9miles) northerly in a concealed valley to the outlet (coming from the west) of Lac Fidelin;0.4km (00.2miles) blaster in a valley through Saguenay Fjord National Park to its mouth.[3]
The mouth of the Saint-Étienne River flows into the bottom of Anse Saint-Étienne on the south shore of the Saguenay River. This confluence is located at:
The toponym "Saint-Étienne River" refers to St. Stephen (French: Saint-Étienne), a patron of the Roman Catholic Church.
The toponym "Saint-Étienne River" was formalized on December 5, 1968, at the Bank of Place Names of the Commission de toponymie du Québec.[4]