Chris Minns rules out underground power lines for controversial HumeLink project due to cost

Parliamentary committee recommends overhead transmission but groups opposing 360km of lines being built across regional NSW vow to keep fighting

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Premier Chris Minns has poured cold water on the potential of undergrounding" the transmission line project that will be built across regional New South Wales to connect renewable energy zones and carry clean energy across the country.

The controversial HumeLink project is vital to the country's energy transmission, with the Australian Energy Market Operator estimating Australia needs more than 10,000km of new transmission lines and a ninefold increase in large-scale wind and solar energy.

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