The fire broke out at 3:30p.m. The California Highway Patrol closed the off-ramp from eastbound I-80.
San Francisco Firefighters used a fire boat to put out the two-acre fire giving them a plentiful water supply and easy access.
The fire was contained by about 4:30 p.m. Saturday. No one was injured, and no structures were damaged.
Bay City News contributed to this report.
2ND ALARM FIRE ON TREASURE ISLAND. WATER SUPPLY ISSUES FOR LAND CREWS AND ACCESS ISSUES FOR THE FIRE BOAT. @MattHaneySF @LondonBreed pic.twitter.com/E9Tbe2cr3V
— San Francisco Firefighters 798 (@SFFFLocal798) June 20, 2020