Victoria Falls / Big Tree

Flows at Victoria Falls have continued to increase steadily during the period under review before closing at 4,255m³/s on 30^th March 2020. Last year on the same date, the flow was 808m³/s. The Zambezi River flows at Victoria Falls are above the long-term mean.


Date	Flow (m3/s) 2020	Flow (m3/s) 2019
17/3/2020	2284	824
18/3/2020	2398	808
19/3/2020	2520	800
20/3/2020	2647	808
21/3/2020	2797	839
22/3/2020	2962	839
23/3/2020	3133	831
24/3/2020	3364	824
25/3/2020	3582	816
26/3/2020	3730	808
27/3/2020	3890	800
28/3/2020	4053	793
29/3/2020	4187	800
30/3/2020	4255	808

From:

Tuesday, March 17, 2020

To:

Monday, March 30, 2020

Lake Levels Graphic:

Chavuma

The Zambezi River flows at Chavuma are in recession, closing the period under review at 72m³/s as of 15^th October 2025, whilst last year on the same date it was lower at 57m³/s.

From:

2 October 2025

To:

15 October 2025


Date	Flow (m3/s)(2024/25)	Flow (m3/s)(2023/24)
2-Oct	83	63
3-Oct	82	63
4-Oct	81	62
5-Oct	79	61
6-Oct	78	61
7-Oct	78	63
8-Oct	78	62
9-Oct	77	61
10-Oct	76	61
11-Oct	76	60
12-Oct	75	60
13-Oct	74	59
14-Oct	72	57
15-Oct	72	57

Ngonye

Flows at Ngonye are receding, with isolated records of fluctuation due to the influence of local rainfall activity, closing the period under review at 228m³/s as of 15^th October 2025. The flow recorded last year on the same date was lower at 196m³/s.

From:

2 October 2025

To:

15 October 2025


Date	Flow (m3/s)(2024/25)	Flow (m3/s)(2023/24)
2-Oct	267	196
3-Oct	261	199
4-Oct	258	195
5-Oct	254	194
6-Oct	252	193
7-Oct	248	191
8-Oct	246	195
9-Oct	244	191
10-Oct	243	189
11-Oct	235	186
12-Oct	234	183
13-Oct	236	183
14-Oct	230	183
15-Oct	228	196

Victoria Falls (Nana’s Farm Station)

The Zambezi River flows at Victoria Falls – Nana’s Farm Station are in recession, closing the period under review at 243m³/s as of 15^th October 2025. The flow observed on the same date last year was lower at 197m³/s.

From:

2 October 2025

To:

15 October 2025


Date	Flow (m3/s)(2024/25)	Flow (m3/s)(2023/24)
2-Oct	286	217
3-Oct	283	213
4-Oct	278	203
5-Oct	272	202
6-Oct	270	202
7-Oct	268	203
8-Oct	264	203
9-Oct	260	203
10-Oct	256	200
11-Oct	254	199
12-Oct	253	198
13-Oct	252	196
14-Oct	247	197
15-Oct	243	197