O'Neill Forebay Access provides boating and fishing access to a 2,250-acre reservoir with 14 miles of shoreline near Gustine, California.

The site features boat ramps (with Medeiros ramp expansion underway), camping, picnic facilities, and a rental shop for watercraft and supplies.

Visitors should be prepared for frequently windy conditions and watch for wind warning lights at access points before heading out on the water.