Hydrology Banner

Victoria Falls / Big Tree

The Zambezi River flows at Victoria Falls are decreasing, closing the period under review at 303m3/s on 3rd October 2022. The flow observed on the same date last year was 338m3/s.

DateFlow (m3/s)(2021/22)Flow (m3/s)(2020/21)
9/20/2022345389
9/21/2022340385
9/22/2022339384
9/23/2022334377
9/24/2022333374
9/25/2022328370
9/26/2022325365
9/27/2022323360
9/28/2022318356
9/29/2022313353
9/30/2022309351
10/1/2022308344
10/2/2022305341
10/3/2022303338
From: 
Tuesday, September 20, 2022
To: 
Monday, October 3, 2022
Lake Levels Graphic: 
vic-falls

Chavuma

The Zambezi River flows at Chavuma are in recession, closing the period under review at 104m3/s as of 28th September 2026, whilst last year on the same date it was at 88m3/s.

From:
15 September 2026
To:
28 September 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
15-Sept115104
16-Sept114102
17-Sept113100
18-Sept11399
19-Sept112100
20-Sept11296
21-Sept11294
22-Sept11394
23-Sept11293
24-Sept11191
25-Sept11091
26-Sept10789
27-Sept10588
28-Sept10488

Ngonye

Flows at Ngonye are steadily decreasing, closing the period under review at 342m3/s as of 28th September 2026. The flow recorded last year on the same date was at 276m3/s.

From:
15 September 2026
To:
28 September 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
15-Sept378326
16-Sept377322
17-Sept373318
18-Sept368304
19-Sept361298
20-Sept361298
21-Sept372296
22-Sept362295
23-Sept362294
24-Sept359292
25-Sept358288
26-Sept350286
27-Sept346279
28-Sept342276

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 364m3/s as of 28th September 2026.  The flow observed on the same date last year was at 294m3/s.

From:
15 September 2026
To:
28 September 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
15-Sept403347
16-Sept397343
17-Sept394338
18-Sept391336
19-Sept384333
20-Sept377328
21-Sept376324
22-Sept375319
23-Sept374316
24-Sept374310
25-Sept372306
26-Sept369301
27-Sept368296
28-Sept364294