The Energy Information Administration said crude oil supplies rose by 4.1 million barrels in the week to 383,9 million barrels, the second consecutive week of a large inventory gain with supplies above the upper range for this time of year.
On the New York Mercantile Exchange, West Texas Intermediate crude dropped $1.43 to $96.77 per barrel. Home heating oil added 1.45 cents to reach $2.9786 a gallon. Reformulated blendstock gasoline gained 4.1 cents reach $2.6508 a gallon.
Natural gas dropped 1 cent to reach $3.62 per million British thermal units.
At the pump, the national average price of unleaded gasoline rose to $3.279 per gallon from Tuesday's $3.278, the AAA Daily Fuel Gauge Report said.