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Hiking trails & Routes

Threipmuir Reservoir – Glencorse Reservoir Overflow loop from Balerno

Hiking trails & Routes

Threipmuir Reservoir – Glencorse Reservoir Overflow loop from Balerno

Moderate

5.0

(3)

80

hikers

Threipmuir Reservoir – Glencorse Reservoir Overflow loop from Balerno

02:29

9.45km

80m

Hiking

Moderate hike. Good fitness required. Easily walkable paths. The starting point of the route is accessible with public transport.

Last updated: October 27, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Pentland Hills Regional Park

Waypoints

A

Start point

Bus stop

1

1.74 km

Balerno Hill Summit

Highlight • Summit

2

3.06 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

3

3.38 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

4.78 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

5

5.03 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

6

6.16 km

Glencorse Reservoir Overflow

Highlight • Structure

Unless absolutely sure of conditions, use the path

Tip by

B

9.45 km

End point

Bus stop

Way Types & Surfaces

Way Types

3.79 km

2.86 km

2.14 km

673 m

Surfaces

3.56 km

3.18 km

1.72 km

723 m

280 m

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Elevation

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

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Weather

Powered by Foreca

Today

Sunday 8 November

8°C

4°C

0 %

Additional weather tips

Max wind speed: 5.0 km/h

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