Fourth Lake (Vancouver Island)
| Fourth Lake | |
|---|---|
| Location | Vancouver Island, British Columbia | 
| Coordinates | 49°04′00″N 124°25′00″W / 49.06667°N 124.41667°W | 
| Lake type | Natural lake | 
| Basin countries | Canada | 
Fourth Lake is a lake located on Vancouver Island at the expansion of Sadie Creek south of the Nanaimo River. It is one of the Nanaimo Lakes.