Natural Gas Stocks Injection in Romania decreased to 123.10 GWh/d on Thursday September 4 from 132.05 in the previous day. Natural Gas Stocks Injection in Romania averaged 58.86 GWh/d from 2012 until 2025, reaching an all time high of 219.41 GWh/d in June of 2019 and a record low of 0.00 GWh/d in January of 2012.