Gariep Dam Level Today

Gariep is the largest dam in South Africa by full supply capacity, holding roughly 5.3 billion cubic metres when full. It is the anchor of the Orange River system and supplies irrigation, hydropower, and downstream flow to Vanderkloof.

Gariep Dam has a full supply capacity of 4903.4 million cubic metres (Mm3) and sits on the Orange River in Free State. At 101.9% full, the dam currently holds roughly 4996.6 Mm3 of water, equivalent to about 4996616 million litres.

The dam is at or near full capacity. No water supply concerns are expected at this level.

Restriction thresholds to watch: most municipalities begin issuing warning notices when a supply dam drops below 50%, introduce Level 1 restrictions around 40%, and escalate further below 30%. Exact thresholds vary by water authority.

Gariep Dam supplies water to Bloemfontein (via Orange-Riet transfer) and Lower Orange irrigation.

Key supply areas: Bloemfontein (via Orange-Riet transfer), Lower Orange irrigation.

Is Gariep Dam running dry?

No, Gariep Dam is not running dry. At 101.9% full, the dam has adequate water reserves.

When was Gariep Dam last full?

Based on available weekly data, Gariep Dam most recently reached 99%+ full around 2026-04-20.

What cities does Gariep Dam supply?

Gariep Dam supplies water to Bloemfontein (via Orange-Riet transfer) and Lower Orange irrigation. Gariep is the largest dam in South Africa by full supply capacity, holding roughly 5.3 billion cubic metres when full. It is the anchor of the Orange River system and supplies irrigation, hydropower, and downstream flow to Vanderkloof.

What river is Gariep Dam on?

Gariep Dam is on the Orange River in Free State. Other dams on the Orange River include Vanderkloof Dam.

How is the Gariep Dam level trending?

Gariep Dam is currently at 101.9% full. The level is rising, up 4.5% from last week. The level is similar to the same period last year (106.3%).