Waikato's WEL Networks Limited is looking into the economic feasibility of solar power stations, replicating the success of similar schemes overseas.
The electricity infrastructure provider has been investigating photovoltaic cells – which convert light into electricity – for over a year.
Chief executive Julian Elder, chief executive of the told the Waikato Times the cost of photovoltaic cells had plunged around 80 percent to about $1.25 a watt in the past six months.
"It's always been a question of when will the cost of the units get down to the point where it makes it commercially viable," Elder said.
He said it was now a matter of when, not if, solar stations would be an affordable possibility in New Zealand.