Seventy Five years since the Liffey Hydro Scheme came into operation and it still supplies green energy to tens of thousands of homes today.

View our gallery of previously unseen construction photos.

Photo exhibition celebrating 60th anniversary of Clady Hydro Electric Scheme opens in Letterkenny on 20th September.

Former President of Ireland Mary Robinson launches exhibition which examines the effect of rural electrification on Irish women.

Shannon Scheme officially opened on the 22nd July 1929 by William Thomas Cosgrave

To celebrate the 90th anniversary of the establishment of ESB’s Public Relations Department, we have launched previously unseen film footage commissioned by ESB from the 1920s to the 1980s.

Our interactive map chronicles how ESB connected Ireland to the national grid

View our gallery of rare photos from the days of Rural Electrification.