| Threipmuir Reservoir | |
|---|---|
| Location | City of Edinburgh Council area, Scotland |
| Lake type | reservoir |
| Basin countries | United Kingdom |
Threipmuir Reservoir is a reservoir in the City of Edinburgh Council area, Scotland, UK. It is situated to the south of Edinburgh in the Pentland Hills, two miles south of Balerno, near Harlaw Reservoir.
Threipmuir reservoir was built by James Jardine between 1843 and 1848 as a water supply for Edinburgh.