Hydrology Banner

Victoria Falls / Big Tree

Flows at Victoria Falls have continued to increase steadily during the period under review before closing at 3,133m3/s on 23rd March 2020. Last year on the same date, the flow was 831m3/s. The Zambezi River flows at Victoria Falls are above the long-term mean.

DateFlow (m3/s) 2020Flow (m3/s) 2019
10/3/20201328824
11/3/20201382816
12/3/20201507824
13/3/20201630831
14/3/20201800839
15/3/20201975831
16/3/20202146824
17/3/20202284824
18/3/20202398808
19/3/20202520800
20/3/20202647808
21/3/20202797839
22/3/20202962839
23/3/20203133831
Victoria Falls / Big Tree
From: 
Tuesday, March 10, 2020
To: 
Monday, March 23, 2020
Lake Levels Graphic: 
vic falls

Chavuma

The Zambezi River flows at Chavuma are steadily decreasing, closing the period under review at 756m3/s as of 26th May 2026, whilst last year on the same date it was at 894m3/s.

From:
13 May 2026
To:
26 May 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
13-May10761477
14-May10461405
15-May10141331
16-May9851281
17-May9611231
18-May9361185
19-May9051137
20-May8841099
21-May8611062
22-May8411026
23-May819996
24-May801963
25-May779925
26-May756894

Ngonye

Flows at Ngonye are steadily decreasing, closing the period under review at 2,417m3/s as of 26th May 2026. The flow recorded last year on the same date was lower at 2,742m3/s.

From:
13 May 2026
To:
26 May 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
13-May30632847
14-May30092842
15-May29602837
16-May29142825
17-May28662825
18-May28162825
19-May27682823
20-May27202823
21-May26732835
22-May26242808
23-May25802799
24-May25172785
25-May24692773
26-May24172742

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 3,032m3/s as of 26th May 2026.  The flow observed on the same date last year was lower at 2,778m3/s.

From:
13 May 2026
To:
26 May 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
13-May34832808
14-May34652806
15-May34302808
16-May34022820
17-May33702823
18-May33302820
19-May32952818
20-May32612815
21-May32482811
22-May31892806
23-May31482787
24-May31242783
25-May30852778
26-May30322778