Maintenance of the Isipingo Hills Reservoir, is expected to start on Thursday, the 29 May, at 8am until 6pm.
eThekwini Municipality said the reservoir will be completely shut down for the duration of maintenance.
The City also said this maintenance is necessary to improve the flow of water from the reservoir.
The Isipingo Hills Reservoir also supplies other dependent reservoirs, including the Isipingo Beach and Athlone Park reservoirs.
Areas affected by the shutdown are Isipingo Hills, Orient Hills, Prospecton, Isipingo Beach, Durban Airport, Prospecton Industrial, Athlone Park, parts of Umbogintwini, Galleria Mall and Arbour Crossing.
Important numbers: WhatsApp message to 073 1483 477. Alternatively, call the toll-free number on 080 311 1111.