Hydrology Banner

Victoria Falls/Big Tree

The Zambezi River flows at Victoria Falls have continued increasing, closing the period under review at 2,776m3/s on 2nd May 2022. The flow observed on the same date last year was 2,745m3/s.

DateFlow (m3/s)(2021/22)Flow (m3/s)(2020/21)
4/19/20222,4942,877
4/20/20222,4892,858
4/21/20222,4962,834
4/22/20222,5072,808
4/23/20222,5212,797
4/24/20222,5552,783
4/25/20222,5732,766
4/26/20222,6002,755
4/27/20222,6302,748
4/28/20222,6442,741
4/29/20222,6712,734
4/30/20222,7042,736
5/1/20222,7552,738
5/2/20222,7762,745
Victoria Falls / Big Tree
From: 
Tuesday, April 19, 2022
To: 
Monday, May 2, 2022
Lake Levels Graphic: 
vic falls

Chavuma

The Zambezi River flows at Chavuma are in recession, closing the period under review at 114m3/s as of 16th September 2026, whilst last year on the same date it was at 102m3/s. 

From:
3 September 2026
To:
16 September 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
3-Sept129125
4-Sept126122
5-Sept123119
6-Sept126118
7-Sept126116
8-Sept124115
9-Sept121113
10-Sept120112
11-Sept120110
12-Sept119108
13-Sept117107
14-Sept121105
15-Sept115104
16-Sept114102

Ngonye

Flows at Ngonye are steadily decreasing, closing the period under review at 377m3/s as of 16th September 2026. The flow recorded last year on the same date was at 322m3/s.

From:
3 September 2026
To:
16 September 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
3-Sept433378
4-Sept427370
5-Sept425365
6-Sept418363
7-Sept413356
8-Sept413354
9-Sept402353
10-Sept399348
11-Sept395344
12-Sept390339
13-Sept388334
14-Sept385328
15-Sept378326
16-Sept377322

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 397m3/s as of 16th September 2026.  The flow observed on the same date last year was at 343m3/s.

From:
16 September 2026
To:
16 September 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
3-Sept453402
4-Sept451394
5-Sept447385
6-Sept444383
7-Sept438379
8-Sept433377
9-Sept427369
10-Sept424364
11-Sept419361
12-Sept415357
13-Sept410353
14-Sept407351
15-Sept403347
16-Sept397343