Grootdraai Dam Water Level
Vaal River · Mpumalanga · updated 2026-08-31 from DWS Hydrological Services
96.9%
High
Grootdraai Dam is currently 96.9% full. Compared to last week it has held steady (was 96.9%), and year-on-year it has dropped (was 98.6% this time last year). Full storage capacity is 349.8 million m³.
96.9%
This week
96.9%
Last week
98.6%
A year ago
349.8 Mm³
Capacity
⚠️ Grootdraai Dam is part of the Vaal system. Always check the latest gate-release notices before fishing the banks — releases raise river levels downstream within 24–72 hours.