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Victoria Falls / Big Tree

The Kariba Lake is designed to operate between levels 475.50m and 488.50m (with 0.70m freeboard) for hydropower generation.

The Lake level has continued rising steadily, stagnating at the close of the period under review at 481.25m (41.19% usable storage) on 22nd June 2020.  Last year on the same date, the Lake level was at 479.56m (28.61% usable storage).

DateFlow (m3/s) 2020Flow (m3/s) 2019
9/6/20202523963
10/6/20202460955
11/6/20202405946
12/6/20202349938
13/6/20202281929
14/6/20202234921
15/6/20202184912
16/6/20202135904
17/6/20202092896
18/6/20202040888
19/6/20201994871
20/6/20201948855
21/6/20201909839
22/6/20201868831
From: 
Tuesday, June 9, 2020
To: 
Monday, June 22, 2020
Lake Levels Graphic: 
vic-falls

Chavuma

The Zambezi River flows at Chavuma are in recession, closing the period under review at 65m3/s as of 20th October 2025, whilst last year on the same date it was lower at 54m3/s.

From:
7 October 2025
To:
20 October 2025
DateFlow (m3/s)(2024/25)Flow (m3/s)(2023/24)
7-Oct7863
8-Oct7862
9-Oct7761
10-Oct7661
11-Oct7660
12-Oct7560
13-Oct7459
14-Oct7257
15-Oct7257
16-Oct7056
17-Oct6855
18-Oct6855
19-Oct6655
20-Oct6554

Ngonye

The Zambezi River flows at Chavuma are in recession, closing the period under review at 65m3/s as of 20th October 2025, whilst last year on the same date it was lower at 54m3/s.

From:
7 October 2025
To:
20 October 2025
DateFlow (m3/s)(2024/25)Flow (m3/s)(2023/24)
7-Oct248191
8-Oct246195
9-Oct244191
10-Oct243189
11-Oct235186
12-Oct234183
13-Oct236183
14-Oct230183
15-Oct228196
16-Oct227186
17-Oct222185
18-Oct220182
19-Oct216178
20-Oct214176

Victoria Falls (Nana’s Farm Station)

The Zambezi River flows at Chavuma are in recession, closing the period under review at 65m3/s as of 20th October 2025, whilst last year on the same date it was lower at 54m3/s.

From:
7 October 2025
To:
20 October 2025
DateFlow (m3/s)(2024/25)Flow (m3/s)(2023/24)
7-Oct268203
8-Oct264203
9-Oct260203
10-Oct256200
11-Oct254199
12-Oct253198
13-Oct252196
14-Oct247197
15-Oct243197
16-Oct241195
17-Oct240196
18-Oct236197
19-Oct233197
20-Oct230196