Natural Gas Stocks Injection in Belgium remained unchanged at 0 GWh/d on Monday March 16. Natural Gas Stocks Injection in Belgium averaged 16.37 GWh/d from 2011 until 2026, reaching an all time high of 90.17 GWh/d in April of 2013 and a record low of 0.00 GWh/d in January of 2011.