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Victoria Falls / Big Tree

Flows at Victoria Falls have continued to increase steadily during the period under review before closing at 630m3/s on 3rd February 2020. Last year on the same date, the flow was 548m3/s. The Zambezi River flows at Victoria Falls are still below the long-term mean.

DateFlow (m3/s) 2020Flow (m3/s) 2019
21/1/2020530513
22/1/2020536519
23/1/2020548524
24/1/2020560519
25/1/2020566513
26/1/2020573519
27/1/2020585530
28/1/2020591536
29/1/2020598524
30/1/2020604560
31/1/2020610560
1/2/2020617560
2/2/2020623554
3/2/2020630548
Victoria Falls / Big Tree
From: 
Tuesday, January 21, 2020
To: 
Monday, February 3, 2020
Lake Levels Graphic: 
vic falls

Chavuma

The Zambezi River flows at Chavuma are in recession, closing the period under review at 169m3/s as of 17th August 2026, whilst last year on the same date it was at 165m3/s. 

From:
4 August 2026
To:
17 August 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
4-Aug204203
5-Aug202201
6-Aug199199
7-Aug196196
8-Aug191192
9-Aug189189
10-Aug186186
11-Aug183183
12-Aug181180
13-Aug177176
14-Aug175173
15-Aug173170
16-Aug171168
17-Aug169165

Ngonye

Flows at Ngonye are steadily decreasing, closing the period under review at 535m3/s as of 17th August 2026. The flow recorded last year on the same date was at 487m3/s.

From:
4 August 2026
To:
17 August 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
4-Aug649599
5-Aug635590
6-Aug631577
7-Aug618570
8-Aug609555
9-Aug600545
10-Aug590539
11-Aug577532
12-Aug569527
13-Aug566516
14-Aug557510
15-Aug548500
16-Aug539494
17-Aug535487

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 564m3/s as of 17th August 2026.  The flow observed on the same date last year was at 513m3/s.

From:
4 August 2026
To:
17 August 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
4-Aug703665
5-Aug691648
6-Aug674626
7-Aug661616
8-Aug641606
9-Aug631594
10-Aug624581
11-Aug613570
12-Aug601562
13-Aug590550
14-Aug582540
15-Aug578530
16-Aug570519
17-Aug564513