Natural Gas Stocks Injection in Romania increased to 131.29 GWh/d on Friday June 12 from 129.83 in the previous day. Natural Gas Stocks Injection in Romania averaged 57.49 GWh/d from 2012 until 2026, 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.