Former Coal Mine to Become $1.8B Clean Energy Hub in Australia

Where coal once flowed from the earth, water will soon flow between reservoirs to power the future.

The New South Wales government just approved plans to transform the recently closed Stratford coal mine into a groundbreaking clean energy facility combining pumped hydro storage and solar power. The $1.8 billion project will generate 620 megawatts of combined capacity, enough to power thousands of homes across the region.

Located about 60 miles north of Newcastle, the site stopped mining coal earlier this year. Now it's becoming something entirely different: a 300-megawatt pumped hydro station with 12 hours of storage capacity paired with a 320-megawatt solar farm.

The genius lies in using what's already there. The mine's existing topography, water reservoirs, and connection to the power grid make it perfect for this transformation. Water already on site will charge the system, so no natural water sources need to be tapped.

Here's how it works: During sunny days when solar panels produce excess electricity, that power pumps water uphill to a reservoir. When evening demand peaks and solar fades, the water flows back down through turbines to generate electricity exactly when families need it most.

The Ripple Effect

This marks the first pumped hydro project to receive final planning approval in New South Wales in six years. It signals a major shift in how Australia thinks about energy and employment in traditional coal country.

The project will deliver about 13 percent of the state's long-duration storage target for 2034. More importantly, it creates new jobs in a region facing economic transition as coal power phases out.

Planning Minister Paul Scully called it "the beginnings of an evolution of jobs and energy generation in the Hunter to power homes and businesses." The site joins a massive pipeline of clean energy projects across the state.

Currently, 57 renewable energy projects are under assessment in New South Wales. If approved, they could generate 12.9 gigawatts of power for about 6.68 million homes. Another 107 projects are in earlier planning stages.

The company behind the project, Yancoal Australia, is still evaluating whether to proceed based on commercial viability and funding models. But the approval itself represents a crucial milestone in Australia's 20-year plan to diversify energy sources and move beyond coal-fired power.

From extraction to generation, from fossil fuel to clean energy, one site shows how transition can mean transformation rather than loss.