Natural Gas Stocks Inventory in Slovakia decreased to 13.13 TWh on Wednesday February 11 from 13.35 in the previous day. Natural Gas Stocks Inventory in Slovakia averaged 26.64 TWh from 2020 until 2026, reaching an all time high of 41.03 TWh in January of 2020 and a record low of 6.22 TWh in March of 2022.