Learn more about the site of Germigny-sous-Coulombs (77), an aquifer storage site at the heart of the Ourcq valley.

germigny sous coulombs

The Germigny-sous-Coulombs (77) storage site

Commissioned in 1982, Germigny-sous-Coulombs is an aquifer storage site located at the heart of the Ourcq valley, and extends across 17 towns of the departments of Seine-et-Marne, Aisne and Oise.

It occupies a strategic place in supplying part of the Paris region with natural gas. Since 2012, a new administrative building has housed the site teams and contains a modernised control room.

Read the site’s 2021 CSR report (french)


View of Germigny's site