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Guma Valley Dam
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The Guma Valley Dam is the vital lifeline for the water supply of Sierra Leone's capital, Freetown. Constructed during the 1960s and officially commissioned in 1967, the dam was built to address the increasing water demands of the growing metropolitan area. It is located deep within the forested hills of the Freetown Peninsula, which provides a natural catchment area for high-quality rainwater. The reservoir has a storage capacity of approximately 19 billion liters, leveraging the region's significant rainfall during the wet season. In addition to supplying potable water, the facility also generates a modest amount of hydroelectric power for the local grid. Over the past decades, the system has faced significant challenges due to rapid population growth and deforestation in the surrounding areas, leading to seasonal water shortages. Environmental protection measures and infrastructure upgrades to the Guma systems are now critical strategic priorities for the city's sustainable development.
- Location: Sierra Leone
- Nearby: Sussex Beach (5 km)
Best time to visit & climate
The most pleasant time to visit is Jan, Feb, Dec.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 26 | 27 | 28 | 28 | 28 | 26 | 25 | 25 | 26 | 26 | 27 | 26 |
| Rain mm | 1 | 2 | 3 | 25 | 136 | 399 | 644 | 699 | 400 | 187 | 71 | 4 |
📋 Practical info
Visiting
Guma Valley Dam is the main water supply for Freetown and is normally not open to the public. However, it can be viewed from outside the perimeter.
Typical hours
As critical infrastructure, there are no public visiting hours. Prior permission is required for interior access.
Photography
Photography from outside is generally allowed, but respect warning signs. Avoid taking pictures of security areas.
Time needed
A short stop of 15-30 minutes is enough to view the dam from the road. For a more thorough exploration, prior planning is needed.
Combine with
The dam is in the hills above Freetown - combine the drive with a visit to Tacugama Chimpanzee Sanctuary. Lumley Beach is also worth a detour.
Getting there
The best way to get there is by car or taxi from Freetown, about 30 minutes on winding roads. A 4WD is not strictly necessary.
Insider tip
Enjoy the panoramic view of Freetown and the coast from the viewpoint near the dam wall. Stop at a local stall for fresh coconuts.
Geography
Facts
- Year commissioned: 1967
- Storage capacity: ~19 billion liters
- Location: Freetown Peninsula hills
- Primary purpose: Municipal water supply
- Power generation: Small-scale hydroelectricity
- Authority: Guma Valley Water Company
Explore nearby
Notable places around
Route planner — Car & Motorhome
Where do you start? We build the route here, with stops and country notes along the way.
Vehicle
Only stops with (optional):
© OpenStreetMap contributors · OpenRouteService
Sights in the town Guma Valley Dam (1)
Sights nearby
Frequently asked questions
Is Guma-Valley Dam open to the public?
Access is often restricted for security reasons; check with local guides.
Can you go hiking there?
Yes, the area is known for nature trails, but a guided tour is advisable.
What is the best season to visit?
During the dry season, roughly November to April, the trails are more accessible.
Are there restroom facilities?
No, there are no official facilities on-site; please plan accordingly.
How far is it from Freetown?
The drive takes about an hour from the city center, depending on traffic.
Guma Valley Dam: where is it located?
Guma Valley Dam is located in Sierra Leone.
Guma Valley Dam: when is the best time to visit?
The most pleasant time to visit is Jan, Feb, Dec.
Guma Valley Dam: why is it worth visiting?
The Guma Valley Dam is the vital lifeline for the water supply of Sierra Leone's capital, Freetown.
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Freetown City Hall is a modern multi-purpose building and the administrative headquarters of the capital city.
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The Peace Museum commemorates the civil war and documents the process of reconciliation in the country.
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The memorial honors I.T.A.
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Charlotte Historical Village
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The ruins of the church in Regent commemorate one of the first Christian villages for liberated Africans.
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Tacugama Chimpanzee Sanctuary
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Leicester Peak
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