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River Flows

RIVER FLOWS
The hydrometric network used for the control and day to day operations of the Kariba reservoir comprise of thirteen stations where water levels are monitored daily.  Flow measurements are carried out at eight of these stations which include the Victoria Falls, one of the key stations on the Zambezi River.

Coincidentally, the maximum flow recorded at Victoria Falls was during the early construction phase of Kariba Dam in March 1958 at 10,000 cubic metres per second.  The lowest flows recorded to date at Victoria Falls were during the 1995/96 season which had an annual mean flow of 390 cubic metres per second, whereas the Long Term Mean Annual flow at Victoria Falls is 1,100 cubic metres per second.

FLOWS AT SELECTED STATIONS:

Chavuma

Flows on the Zambezi River at Chavuma are in recession closing the week under review at 473m3/s on 18th June 2018, while the flow observed last year on the same date was 220m3/s.

From:
12 June 2018
To:
18 June 2018
DateFlow(m3/s)
12-06-18543
13-06-18527
14-06-18513
15-06-18503
16-06-18494
17-06-18485
18-06-18473

Nana's Farm

This station is located about 33km upstream of Victoria Falls. Flows on the Zambezi River at Nana’s Farm have been decreasing during the week under review, closing at 2,671m3/s on 18th June 2018, while the flow observed last year on the same date was 1,403m3/s.

From:
12 June 2018
To:
18 June 2018
DateFlow(m3/s)
12-06-183051
13-06-182984
14-06-182934
15-06-182855
16-06-182799
17-06-182738
18-06-182671

Victoria Falls/Big Tree

Flows at Victoria Falls have been decreasing closing the week under review at 2,937m3/s on 15th June 2018. Last year on the same date, the flow was 1,575m3/s.  

From:
9 June 2018
To:
15 June 2018
DateFlow(m3/s)
09-06-183276
10-06-183203
11-06-183132
12-06-183048
13-06-183048
14-06-182992
15-06-182937

Ngonye

Flows on the Zambezi River at Ngonye have been decreasing, closing the week under review at 1891 m3/s as at 18th June 2018, while last year’s flow on the same date was 1113m3/s.

From:
12 June 2018
To:
18 June 2018
DateFlow(m3/s)
12-06-182160
13-06-182114
14-06-182066
15-06-182023
16-06-181974
17-06-181931
18-06-181891