| Tay River | |
|---|---|
.jpg) Tay River in Perth | |
  Location of the mouth of the Tay River in southern Ontario | |
| Location | |
| Country | Canada |
| Province | Ontario |
| Region | Eastern Ontario |
| County | Lanark |
| Physical characteristics | |
| Source | Bobs Lake |
| • location | Lanark Highlands |
| • coordinates | 44°45′34″N 76°31′21″W / 44.75944°N 76.52250°W |
| • elevation | 162 m (531 ft) |
| Mouth | Lower Rideau Lake, Rideau River |
• location | Port Elmsley |
• coordinates | 44°52′43″N 76°06′46″W / 44.87861°N 76.11278°W |
• elevation | 125 m (410 ft) |
| Length | 95 km (59 mi) |
| Basin size | 850 km2 (330 sq mi) |
| Basin features | |
| Progression | Rideau River→ Ottawa River→ Saint Lawrence River→ Gulf of Saint Lawrence |
| River system | Ottawa River basin |
The Tay River is a river in Lanark County in Eastern Ontario, Canada.[1][2] It is in the Saint Lawrence River drainage basin and is a left tributary of the Rideau River.
The Tay River watershed, covering a drainage area in excess of 800 square kilometers, is the westmost of the 6 recognized subwatersheds managed by the Rideau Valley Conservation Authority.[3]
- ^ "Tay River". Geographical Names Data Base. Natural Resources Canada. Retrieved 2012-06-08.
- ^ "Tay River". Atlas of Canada. Natural Resources Canada. 2010-02-04. Retrieved 2012-06-08. Shows the course of the river on a topographic map.
- ^ "Tay River Subwatershed Report". Rideau Valley Conservation Authority. Retrieved 15 July 2020.