The Gas exchange point - South (Point d'échange de gaz – Sud), commonly referred to as PEG Sud, was one of 3 virtual trading locations for the sale, purchase and exchange of natural gas and LNG in France.
It was one of the pricing and delivery points for Powernext natural gas futures contracts.
Gas at the PEG Nord is traded on the Powernext exchange.
On April 1, 2015, it was merged with PEG TIGF (France) into the TRS (Trading Region South).
PEG Sud belonged to GDF Suez via its subsidiary GRTgaz.