Natural Gas Stocks Capacity in Ukraine increased to 321.09 TWh on Friday September 25 from 321.07 in the previous day. Natural Gas Stocks Capacity in Ukraine averaged 312.56 TWh from 2022 until 2026, reaching an all time high of 325.93 TWh in October of 2022 and a record low of 0.00 TWh in March of 2022.