Natural Gas Stocks Injection in Italy decreased to 3.90 GWh/d on Monday February 9 from 125.06 in the previous day. Natural Gas Stocks Injection in Italy averaged 279.10 GWh/d from 2011 until 2026, reaching an all time high of 1161.51 GWh/d in May of 2018 and a record low of 0.00 GWh/d in January of 2011.