Natural Gas Stocks Withdrawal in Slovakia decreased to 26.30 GWh/d on Friday July 24 from 26.40 in the previous day. Natural Gas Stocks Withdrawal in Slovakia averaged 83.20 GWh/d from 2011 until 2026, reaching an all time high of 370.40 GWh/d in February of 2012 and a record low of 0.00 GWh/d in April of 2011.