Kwaggaskloof Dam

As of October 5, 2026, Kwaggaskloof Dam is filled to 67.9% of its total capacity, holding roughly 115 Mm³ of water out of a maximum 170 Mm³. At this level the reservoir is within its normal operating range.

Over the most recent week on record the fill level has held broadly steady (-1.5 pts).

Across the readings we hold for Kwaggaskloof Dam — 17 data points between May 31, 2026 and October 5, 2026 — the level has ranged from a low of 44.4% (May 31, 2026) to a high of 69.4% (September 28, 2026). On average the reservoir is fullest around September and at its lowest around May.

The dam at Kwaggaskloof Dam stands 52 m tall and is a earthfill dam and was completed in 1975. It is operated by City of Cape Town primarily for water supply. It lies within the Berg-Breede basin at 34.150°S, 18.883°E.