| La Grosse Décharge Est | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Canada |
| Subdivision Type2: | Province |
| Subdivision Name2: | Quebec |
| Subdivision Type3: | Region |
| Subdivision Name3: | Capitale-Nationale |
| Subdivision Type4: | Regional County Municipality |
| Subdivision Name4: | Charlevoix Regional County Municipality |
| Subdivision Type5: | City |
| Subdivision Name5: | Baie-Saint-Paul |
| Length: | 6.5km (04miles) |
| Source1: | Very little lake |
| Source1 Location: | Baie-Saint-Paul |
| Source1 Coordinates: | 47.5187°N -70.6947°W |
| Source1 Elevation: | 673m (2,208feet) |
| Mouth: | Rivière des Mares (Gouffre River tributary) |
| Mouth Location: | Baie-Saint-Paul |
| Mouth Coordinates: | 47.5187°N 70.6947°W |
| Mouth Elevation: | 380m (1,250feet) |
| Tributaries Left: | (from the mouth) Four streams. |
| Tributaries Right: | (from the mouth) A stream. |
La Grosse Décharge Est is a tributary of the north shore of La Grosse Décharge Ouest, flowing entirely in the town of Baie-Saint-Paul, in the Charlevoix Regional County Municipality, in the administrative region of Capitale-Nationale, in the province of Quebec, in Canada.
This valley is mainly served by secondary forest roads which connect to the Chemin du Séminaire which runs along the south side of La Grosse Décharge Ouest. Forestry is the main economic activity in this valley; recreational tourism, second.
The surface of La Grosse Décharge Est is generally frozen from the beginning of December until the beginning of April; however, safe circulation on the ice is generally done from mid-December to the end of March. The water level of the river varies with the seasons and the precipitation; the spring flood generally occurs in April.
The Big East Discharge originates at the mouth of a very small lake (length: a hundred meters; altitude:). This lake is enclosed between the mountains whose summit reaches at to the northeast; another peak reaches at to the southwest. The mouth of this lake is located at:
From its source, the course of La Grosse Décharge Est descends from the mountain on with a drop of, according to the following segments:
La Grosse Décharge Est drains onto the north shore of La Grosse Décharge Ouest in Baie-Saint-Paul. This mouth is located at:
From the mouth of La Grosse Décharge Est, the current descends successively on the course of la Grosse Décharge Ouest; on the course of the Mares river; then on with a drop of following the course of the Rivière du Gouffre which flows into Baie-Saint-Paul in the Saint-Laurent river.[1]
This toponymic designation appears on the map "Domaine forestier du Séminaire de Québec", 1955-01.
The toponym "La Grosse Décharge Est" was formalized on March 25, 1997 at the Place Names Bank of the Commission de toponymie du Québec.[2]