Power Transmission

Power Transmission
Besides the power plants, high voltage transmission lines and substations are crucial to transfer the generated power from the power plant to the national power grid as well as to provide quality electricity nationwide.
Currently, the total stretched high voltage transmission lines has reached more than 17,000km across the country ranging from 132kv to 500kv.This includes 500kv Hidase-Didesa-Holeta, 400kv Wolayta Soddo II-Addis Ababa, 230kv koka-Hurso-Dire Dawa, 230kv Alaba-Hosana-Giligel GibeII-Gima-Agaro-Bedele, and 230kv Metu- Gambela transmission lines which is under operation.
The number of Substations has reached 163 substations ranging from 132kv to 500kv. 500kv Didesa and Holeta substations, 400kv Gibe III, 230kv Hurso, Gambela and Mehoni substations are among the 163 substations currently under operation across the country.
Transmission Lines Under Operations
No. | Transmission Line Name | Voltage (kv) | Length (km) |
---|---|---|---|
1 | Hidase – Dedesa – Holetta | 500 KV | 719 KM |
2 | Wolayta Soddo –Addis Ababa | 400 KV | |
3 | Gibe II – Wolayta Soddo | 400 KV | 119 KM |
4 | Genale Dawa III – Yirgalem Wolayta Soddo | 400 KV | 327 KM |
5 | Sululta – Gebre Guracha-Debre Markos | 400 KV | 280 KM |
6 | Alaba – Hosana – Wolkitie Gilgel Gibe –Jimma – Agaro – Bedele Metu – Gambola | 230 KV | 455 KM |
7 | Akaki – Deberzeit – Dukem – mojjo – Ginchi | 400/230 KV | 46 KM |
8 | Alamata – Mekele | 230 KV | 141 KM |
9 | Koka –Hurso – Dire Dawa | 230 KV | 352 KM |
10 | Metu – Gambella | 230 KV | |
11 | Sawula – Key Afer | 230 KV | 112 KM |
Power Substations Under Operations
No | Name of substation | Voltage | Location |
---|---|---|---|
1 | Holeta substation | 500 KV | State of Oromia, at Holeta town |
2 | Dedesa substation | 500 KV | State of Oromia, at dedesa |
3 | Wolayta Soddo substation | 400 KV | South nation, nationality, people’s state, at Soddo town |
4 | Deber Markos substation | 400 KV | State of Amhara, Deber Markos town |
5 | Yirgalem substation | 400 KV | South nation, nationality people’s state, near yirgalem town |
6 | Kality I substation | 230 KV | Addis Ababa, at Kality sub city |
7 | Gefersa I substation | 230 KV | State of Oromia, at Gefersa town |
8 | Gefersa II substation | 230 KV | State of Oromia, at Gefersa town |
9 | Gedo substation | 230 KV | State of Oromia, near Gedo town |
10 | Gibe II substation | 230 KV | South nation nationality people’s state |
11 | Key Afer substation | 230 KV | South nation nationality people’s state, at key Afer village |
12 | North Kality substation | 132 KV | Addis Ababa, at kality sub city |
13 | Kality II substation | 132 KV | Addis Ababa, at kality sub city |
14 | Arba Minch substation | 132 KV | South nation nationality and people’s state at Arba Minch town |
15 | Hawassa substation | 132 KV | South nation nationality and people’s state, at Hawassa town |
16 | Sebeta substation | 230 KV | State of Oromia, at Sebeta town |
17 | Motta substation | 230 KV | State of Amhara, at Motta town |
18 | Weregenu substation | 132 KV | Addis Abeba, at Gerji |
19 | Kotebe substation | 132 KV | Addis Ababa, around Kotobe |
20 | Adwa substation | 230 KV | State of Tigrai, at Adwa Town |
21 | Dabat substation | 66 KV | State of Amhara, at Dabat Town |
22 | Mehoni Substation | 230 KV | State of Amhara, at Mehoni Town |
23 | Gambella substation | 230 KV | State of Gambella, at Gambella town |