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Hiking trails & Routes

Glencorse Reservoir Overflow – Threipmuir Reservoir loop from Balerno

Hiking trails & Routes

Glencorse Reservoir Overflow – Threipmuir Reservoir loop from Balerno

Moderate

4.8

(4)

20

hikers

Glencorse Reservoir Overflow – Threipmuir Reservoir loop from Balerno

02:43

10.2km

110m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 8, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Pentland Hills Regional Park

Waypoints

A

Start point

Bus stop

Get Directions

1

3.60 km

Harlaw Reservoir

Highlight • Viewpoint

Harlaw Reservoir is a popular spot for outdoor activities including walking, fishing, and wildlife watching. One of the highlights is a small embankment on the far side of the reservoir …

Tip by

2

3.85 km

Harlaw Reservoir

Highlight • Structure

Harlaw Reservoir was constructed between 1843 and 1848, at the same time as the larger Threipmuir Reservoir upstream. It's a simple gravity earth dam construction that adds to the volume of water available for Edinburgh.

Tip by

3

5.25 km

Threipmuir Reservoir and Harlaw Reservoir

Highlight • Trail

Threipmuir Reservoir (west) & Harlaw Reservoir (east) where built in the mid-1800s to increase the water supply for the Edinburgh area. Both have great lakeside trails for a flatter run in the Pentlands.

Tip by

4

5.46 km

Glencorse Reservoir Overflow

Highlight • Structure

Unless absolutely sure of conditions, use the path

Tip by

5

5.70 km

Threipmuir Reservoir

Highlight • Natural

Superb spot at the foot of the Pentlands, easy gravel paths and lots of swimming spots. Busy with walkers and cyclists.

Tip by

6

10.1 km

Water of Leith Walkway

Highlight • River

The walkway begins next to Balerno High School.

Tip by

B

10.2 km

End point

Bus stop

Way Types & Surfaces

Way Types

4.77 km

2.63 km

2.05 km

622 m

Surfaces

3.32 km

3.06 km

1.93 km

1.10 km

659 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (260 m)

Lowest point (160 m)

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Weather

Powered by Foreca

Tuesday 12 May

12°C

5°C

88 %

Additional weather tips

Max wind speed: 15.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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