Natural Gas Stocks Withdrawal in Bulgaria remained unchanged at 44.10 GWh/d on Saturday November 7. Natural Gas Stocks Withdrawal in Bulgaria averaged 9.99 GWh/d from 2011 until 2026, reaching an all time high of 44.10 GWh/d in November of 2026 and a record low of 0.00 GWh/d in January of 2011.