The coal fired power station was constructed in 1948 by the British Electricity Authority.
The two giant cooling towers could be seen for miles around, before they were demolished in 1989. Here we take a look back at this imposing structure with the help of these archive pictures.
5. Newtown view
A view in the 1960s of Ormskirk Road, Newtown, in the foreground with the Saddle Inn on the right. In the background are Westwood power station, with Clifton Mills on the right and St. James church tower behind. Photo: Frank Orrell
6. Wigan bridge in 1970
A bridge on Poolstock in Wigan in 1970 with the cooling towers of Westwood power station in the background. Photo: gb
7. Poolstock 1970s
A view of Poolstock with St Thomas and St James Church and Westwood Power Station cooling towers. Photo: gb
8. Poolstock Lane
A rooftop view along Poolstock Lane towards Wigan town centre in April 1972. Photo: Frank Orrell