Hydrology Banner

Victoria Falls

The Zambezi River flows at Victoria Falls are now decreasing after peaking for the second time, closing the period under review at 2,690m3/s on 29th May 2023. The flow observed on the same date last year was 2,741m3/s.

DateFlow (m3/s)(2022/23)Flow (m3/s)(2021/22)
16-May2,4473,015
17-May2,4942,988
18-May2,5322,972
19-May2,5662,962
20-May2,6102,950
21-May2,6352,943
22-May2,6622,924
23-May2,6852,896
24-May2,7012,872
25-May2,7132,855
26-May2,7152,830
27-May2,7182,804
28-May2,7082,773
29-May2,6902,741
Victoria Falls / Big Tree
From: 
Tuesday, May 16, 2023
To: 
Monday, May 29, 2023
Lake Levels Graphic: 

Chavuma

The Zambezi River flows at Chavuma are rising steadily, with records of fluctuations being observed due to the influence of local rainfall activity, closing the period under review at 78m3/s as of 10th November 2025, whilst last year on the same date it was lower at 64m3/s.

From:
28 October 2025
To:
10 November 2025
DateFlow (m3/s)(2024/25)Flow (m3/s)(2023/24)
28-Oct6652
29-Oct6853
30-Oct6853
31-Oct6854
1-Nov6957
2-Nov7159
3-Nov7059
4-Nov7061
5-Nov6962
6-Nov7461
7-Nov7363
8-Nov7463
9-Nov7565
10-Nov7864

Ngonye

Flows at Ngonye are increasing with records of fluctuation being observed due to local rainfall activity, closing the period under review at 224m3/s as of 10th November 2025. The flow recorded last year on the same date was lower at 186m3/s.

From:
28 October 2025
To:
10 November 2025
DateFlow (m3/s)(2024/25)Flow (m3/s)(2023/24)
28-Oct6652
29-Oct6853
30-Oct6853
31-Oct6854
1-Nov6957
2-Nov7159
3-Nov7059
4-Nov7061
5-Nov6962
6-Nov7461
7-Nov7363
8-Nov7463
9-Nov7565
10-Nov7864

Victoria Falls (Nana’s Farm Station)

The Zambezi River flows at Victoria Falls – Nana’s Farm Station are in recession, with isolated rises being observed due to local rainfall activity, closing the period under review at 219m3/s as of 10th November 2025.  The flow observed on the same date last year was lower at 171m3/s.

From:
28 October 2025
To:
10 November 2025
DateFlow (m3/s)(2024/25)Flow (m3/s)(2023/24)
28-Oct220180
29-Oct219178
30-Oct214174
31-Oct212169
1-Nov212163
2-Nov211162
3-Nov206162
4-Nov212164
5-Nov217166
6-Nov220167
7-Nov216168
8-Nov216170
9-Nov217172
10-Nov219171