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Victoria Falls / Big Tree

The Zambezi River flows at Victoria Falls have been decreasing due to reduced rainfall activity and inflow from the upper Kariba Catchment, closing the period under review at 2,750m3/s on 26th April 2021. The flow observed on the same date last year was 4,252m3/s.

DateFlow (m3/s) 2020/21Flow (m3/s) 2019/20
13-Apr3,0533,683
14-Apr3,0243,730
15-Apr3,0063,793
16-Apr2,9923,825
17-Apr2,9453,857
18-Apr2,9033,873
19-Apr2,8773,890
20-Apr2,8583,922
21-Apr2,8343,954
22-Apr2,8084,005
23-Apr2,7974,086
24-Apr2,7834,153
25-Apr2,7664,206
26-Apr2,7504,252
Victoria Falls / Big Tree
From: 
Tuesday, April 13, 2021
To: 
Monday, April 26, 2021
Lake Levels Graphic: 
vic falls

Chavuma

The Zambezi River flows at Chavuma are steadily decreasing, closing the period under review at 1,148m3/s as of 11th May 2026, whilst last year on the same date it was at 1,655m3/s.

From:
28 April 2026
To:
11 May 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
28-Apr17532936
29-Apr16823065
30-Apr16283103
1-May15743074
2-May15292971
3-May14812842
4-May14302695
5-May13852584
6-May13382441
7-May12972296
8-May12552070
9-May12121955
10-May11791798
11-May11481655

Ngonye

Flows at Ngonye are steadily decreasing, closing the period under review at 3,162m3/s as of 11th May 2026. The flow recorded last year on the same date was lower at 2,880m3/s.

From:
28 April 2026
To:
11 May 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
28-Apr35642934
29-Apr35412970
30-Apr35182999
1-May34953009
2-May34693014
3-May34413009
4-May34162987
5-May33902982
6-May33652960
7-May33172941
8-May32672929
9-May32392912
10-May32022883
11-May31622880

Victoria Falls (Nana’s Farm Station)

The Zambezi River flows at Victoria Falls – Nana’s Farm Station are steadily decreasing, closing the period under review at 3,526m3/s as of 11th May 2026.  The flow observed on the same date last year was lower at 2,773m3/s.

From:
28 April 2026
To:
11 May 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
28-Apr36972483
29-Apr36942498
30-Apr36842514
1-May36612539
2-May36482559
3-May36382582
4-May36232612
5-May36102635
6-May36072658
7-May35872690
8-May35692706
9-May35592752
10-May35442759
11-May35262773