Indonesia, May 24 -- The West Nusa Tenggara Provincial Government said a feasibility study is needed for a proposed clean energy supergrid linking the Lesser Sunda Islands, as the project requires major undersea transmission infrastructure.

West Nusa Tenggara Energy and Mineral Resources Office Head Samsudin said the study followed challenges to the province's plan to build a wide-area electricity transmission network.

"Our consultations with the Energy Ministry's Directorate General of Electricity showed that becoming a supergrid is not easy because it requires undersea transmission networks," he said on Sunday.

Samsudin said the project would require large-scale infrastructure, including subsea electricity cables across the Lombok St...