Natural Gas Stocks Inventory in Italy increased to 90.42 TWh on Saturday April 11 from 89.90 in the previous day. Natural Gas Stocks Inventory in Italy averaged 133.60 TWh from 2011 until 2026, reaching an all time high of 197.16 TWh in November of 2024 and a record low of 58.64 TWh in April of 2022.