LOADING INFRASTRUCTURE DATA

GridTwin ZA

3D POWER INFRASTRUCTURE · SOUTH AFRICA · DRAG TO ROTATE · SCROLL TO ZOOM

← Main model
185
Substations
314
Existing lines ≥220kV
80
Planned line projects
14 198 km
Planned line, TDP 2025–34

Existing network

Solid fill · colour by voltage
765kV substation
400kV substation
275kV substation
132kV substation
765kV line
400kV line
275kV line
220kV line

SAPP interconnectors

Lines leaving South Africa
Crosses the SA border
Onward regional leg
10 circuits to Namibia, Mozambique, Botswana and Eswatini, plus 2 onward legs. Lines end at the border. Hover for detail.
Lesotho is not shown: it connects at 132 kV (Muela and Eskom into Maputsoe and Mabote), below this map’s 220 kV floor.

Planned build (TDP)

Always red · never filled
Planned line
Upgrade at existing site
New substation — does not exist yet
Brighter = more committed · click any dot to name it