Gas year

A gas year is the time span between October 1 of a given year at 6:00 am and October 1 of the following year at 6:00 am.

Traditionally, the gas year is offset from the accounting year because contracts were negotiated before the cold weather arrived.

Gas volume corrector

Device which converts the volume measured by a gas meter into a volume of gas under normal conditions (1.01325 bar abs./0°C).

GTC - Trélex - Colovrex Gas Pipeline

The Trélex – Colovrex gas pipeline was officially opened on 9 May 2014 to consolidate security of supply for western Switzerland and respond to growing demand for natural gas in the Geneva region.

Watch the explanatory video about the construction of the Trélex-Colovrex Gas Pipeline (available in French).