Hydrology Banner

Victoria Falls / Big Tree

The Zambezi River flows at Victoria Falls are steadily increasing, as the rain season progresses, closing the period under review at 534m3/s on 5th January 2023. The flow observed on the same date last year was 408m3/s.

DateFlow (m3/s)(2021/22)Flow (m3/s)(2020/21)
12/23/2022463374
12/24/2022467371
12/25/2022468374
12/26/2022476377
12/27/2022482389
12/28/2022483391
12/29/2022487395
12/30/2022492397
12/31/2022499399
01/01/2022502403
01/02/2022521404
01/03/2022530407
01/04/2022525405
01/05/2022534408
From: 
Friday, December 23, 2022
To: 
Thursday, January 5, 2023
Lake Levels Graphic: 
vic falls

Chavuma

The Zambezi River flows at Chavuma are in recession, closing the period under review at 289m3/s as of 13th July 2026, whilst last year on the same date it was at 291m3/s.

From:
30 June 2026
To:
13 July 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
30-Jun362371
1-Jul356366
2-Jul348360
3-Jul341354
4-Jul334343
5-Jul329337
6-Jul324331
7-Jul321326
8-Jul316321
9-Jul309313
10-Jul303309
11-Jul297304
12-Jul293297
13-Jul289291

Ngonye

Flows at Ngonye are steadily decreasing, closing the period under review at 983m3/s as of 13th July 2026. The flow recorded last year on the same date was at 1,028m3/s.

From:
30 June 2026
To:
13 July 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
30-Jun1,2651,379
1-Jul1,2391,336
2-Jul1,2121,321
3-Jul1,2061,295
4-Jul1,1761,267
5-Jul1,1511,239
6-Jul1,1351,208
7-Jul11061177
8-Jul10921152
9-Jul10641129
10-Jul10451099
11-Jul10261075
12-Jul10051047
13-Jul9831028

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 1,188m3/s as of 13th July 2026.  The flow observed on the same date last year was at 1,296m3/s.

From:
30 June 2026
To:
13 July 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
30-Jun1,5491,780
1-Jul1,5151,744
2-Jul1,4771,700
3-Jul1,4641,663
4-Jul1,4311,624
5-Jul1,4011,582
6-Jul1,3741,545
7-Jul1,3461,506
8-Jul1,3161,468
9-Jul1,2851,429
10-Jul1,2641,396
11-Jul1,2411,361
12-Jul1,2131,332
13-Jul1,1881,296