European UGS are filled by 83.21% as of January 7, losing 0.02 percentage points in a day, according to the GIE.
At the same time, gas reserves in European UGS remain high at the level of 90.5 billion cubic meters, which is 35 billion cubic meters higher than the average figure over the past year, the data showed.
Meanwhile, the European Union boosted the energy generation at the wind farms on January 7, which accounted for 28.4% of the total daily volume, according to the WindEurope.