Yamaska South East River
The Yamaska Southeast river is a tributary of the Yamaska River. It flows in the Brome-Missisquoi Regional County Municipality, in the administrative region of Montérégie, on the South Shore of the Saint Lawrence River, in Quebec, Canada. Its course to the northwest crosses the municipalities of: Sutton, Cowansville, Brigham and Farnham.
Geography
The main neighboring hydrographic slopes of the Yamaska Southeast River are:- North side: Yamaska River;
- East side: Brome Lake, Missisquoi River North;
- South side: Morpior stream, Pike River (Missisquoi Bay tributary), North Pike River, Sutton River;
- West side: Écossais River, rivière du Sud-Ouest.
- Johnston Creek which drains the south of Brome Lake;
- North Branch stream which drains the valley to the west of "Tibbits Hill".
From the confluence of two mountain streams on the western flank of the Gagnon and Écho mountains, the Yamaska Southeast river flows over:
- northwesterly in the forest area to the route 215 bridge at Sutton Jonction;
- north, along the railway line and the road, in an agricultural and forest zone, to a which empties into the Yamaska Southeast is south of the hamlet Mansville;
- north-west in a forest area to a long bay where Jackson's stream empties ;
- westward in the agricultural zone to the bridge over the hamlet of West Brome ;
- northwesterly to the route 104 bridge, which spans the bay to the southeast of Davignon Lake;
- heading west across Lake Davignon which is located on the east side of the town of Cowansville.
From Davignon Lake, the Yamaska Southeast river flows over:
- winding east through Cowansville to the mouth of Gear Creek ;
- north-west winding up to the bridge on route 139;
- northwesterly to the bridge in the village of Brigham;
- northwesterly to the Canadian National railway bridge;
- towards the west by making a loop towards the north, up to the Césaire-Mercure stream;
- north, winding up to its mouth.