Plizio Visual Lab

Cahora Bassa Reservoir

Plizio editorial teamUpdated: Jun 2026Data Sources

Lake

Weather…

Cahora Bassa Reservoir is the fourth largest artificial lake in Africa, created by a dam on the Zambezi River in western Mozambique's Tete Province. Stretching approximately 250 kilometers in length and reaching widths of up to 38 kilometers, the reservoir holds roughly 52 cubic kilometers of water. Built between 1969 and 1974 during the Portuguese colonial era, the dam serves as one of the continent's most powerful hydroelectric facilities, exporting significant energy to South Africa. The lake's formation dramatically altered the local economy, giving rise to a robust kapenta fishing industry that supports thousands of livelihoods. Geographically, the reservoir is set within the rugged, mountainous terrain of the Zambezi Valley, with the dam wall located in the narrow Kebrabasa Gorge. While the dam provides immense economic benefits, its ecological impact on the downstream Zambezi Delta remains a subject of ongoing scientific study. Today, Cahora Bassa stands as a cornerstone of Mozambique's industrial infrastructure and a vital regional energy hub.

Location: Mozambique
Nearby: Songo (19 km)

Best time to visit & climate

The most pleasant time to visit is May–Jul.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg °C	26	26	25	25	23	21	20	23	26	29	30	27
Rain mm	216	170	100	26	6	5	9	2	3	11	66	197

📋 Practical info

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Getting there

The massive reservoir is most commonly reached via the town of Songo, which serves as the primary logistical hub. From there, roads descend toward the dam structure and various boat launch sites.

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Best season

The months from May to September offer the most pleasant climate for a visit. During this time, it is cooler, humidity is noticeably lower, and the likelihood of heavy rains disrupting travel decreases.

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Terrain & paths

The shoreline zones are frequently rocky and steep, while the water itself provides calm conditions for boating. On land, visitors mostly navigate uneven dirt tracks and narrow, winding coastal paths.

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What to bring

Sturdy footwear is highly important for safely navigating the partially steep shorelines. Binoculars, light insect repellent, and sun protection are highly recommended for boat trips and wildlife viewing.

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Parking

Parking is generally available near Songo, at designated viewpoints overlooking the dam, and at local boat rental sites. These are often informal, unpaved areas but are usually spacious enough.

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Safety

When spending time near the water, be extremely cautious of hippos and crocodiles, which inhabit large parts of the lake. Swimming is strictly discouraged due to the dangerous wildlife and currents.

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Time needed

A visit, complete with a tour of the impressive dam facilities and a scenic boat ride, typically takes a full day. Many anglers and nature enthusiasts often choose to stay in the region for several days.