As of January 2020, the top three longest power transmission lines across the globe were located in Brazil. Ranking first was the Belo Monte - Rio de Janeiro transmission line, with a length of 2,543 kilometers. The Rio Madeira transmission link and the Belo Monte - Estreito line occupied the second and third positions, respectively, each spanning more than two thousand kilometers. Meanwhile, China had the world's fourth and fifth longest electrical transmission lines as the time.
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power-technology.com. (January 29, 2020). Longest power transmission lines worldwide as of 2020 (in kilometers) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 25, 2026, from /statistics/1305820/longest-power-transmission-lines-worldwide/
power-technology.com. "Longest power transmission lines worldwide as of 2020 (in kilometers)." Chart. January 29, 2020. ÌÇÐÄÆƽâ°æ. Accessed July 25, 2026. /statistics/1305820/longest-power-transmission-lines-worldwide/
power-technology.com. (2020). Longest power transmission lines worldwide as of 2020 (in kilometers). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 25, 2026. /statistics/1305820/longest-power-transmission-lines-worldwide/
power-technology.com. "Longest Power Transmission Lines Worldwide as of 2020 (in Kilometers)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 29 Jan 2020, /statistics/1305820/longest-power-transmission-lines-worldwide/
power-technology.com, Longest power transmission lines worldwide as of 2020 (in kilometers) ÌÇÐÄÆƽâ°æ, /statistics/1305820/longest-power-transmission-lines-worldwide/ (last visited July 25, 2026)
Longest power transmission lines worldwide as of 2020 (in kilometers) [Graph], power-technology.com, January 29, 2020. [Online]. Available: /statistics/1305820/longest-power-transmission-lines-worldwide/
