Hydrology Banner

Victoria Falls / Big Tree

The Zambezi River flows at Victoria Falls have been decreasing due to reduced rainfall activity and inflow from the upper Kariba Catchment, closing the period under review at 3,006m3/s on 15thApril 2021.The flow observed on the same date last year was3,793m3/s.

DateFlow (m3/s) 2020/21Flow (m3/s) 2019/20
2002/04/213,2734,153
2003/04/213,2664,086
2004/04/213,2534,020
2005/04/213,2513,954
2006/04/213,2413,922
2007/04/213,2313,890
2008/04/213,2193,857
2009/04/213,1673,825
2010/04/213,1383,762
2011/04/213,0993,730
2012/04/213,0773,699
2013/04/213,0533,683
2014/04/213,0243,730
2015/04/213,0063,793
From: 
Friday, April 2, 2021
To: 
Thursday, April 15, 2021
Lake Levels Graphic: 
vic-falls

Chavuma

The Zambezi River flows at Chavuma are decreasing steadily, closing the period under review at 1,557m3/s as of 12th May 2025, whilst last year on the same date it was much lower at 631m3/s.

From:
6 May 2025
To:
12 May 2025
DateFlow (m3/s)(2024/25)Flow (m3/s)(2023/24)
6-May2,441750
7-May2,296729
8-May2,070706
9-May1,955686
10-May1,798667
11-May1,655648
12-May1,557631
chavuma

Ngonye

Flows at Ngonye are decreasing steadily, closing the period under review at 2,866m3/s as of 12th May 2025. The flow recorded last year on the same date was lower at 948m3/s.

From:
6 May 2025
To:
12 May 2025
DateFlow (m3/s)(2024/25)Flow (m3/s)(2023/24)
6-May2,960900
7-May2,941906
8-May2,929913
9-May2,912924
10-May2,883933
11-May2,880939
12-May2,866948
ngonye

Victoria Falls (Nana’s Farm Station)

The Zambezi River flows at Victoria Falls – Nana’s Farm Station are increasing steadily, closing the period under review at 2,804m3/s on 12th May 2025.  The flow observed on the same date last year was lower at 794m3/s.

From:
6 May 2025
To:
12 May 2025
DateFlow (m3/s)(2024/25)Flow (m3/s)(2023/24)
6-May2,658751
7-May2,690757
8-May2,706764
9-May2,752772
10-May2,759778
11-May2,773785
12-May2,804794
vic-falls