O'Neill Forebay Dam

Quick Facts

O'Neill Forebay Dam

California

(209) 826-1198

Map Directions

Things To Do

Overview

O'Neill Dam and Forebay are joint Federal-State facilities located on San Luis Creek 2.5 miles downstream from San Luis Dam. O'Neill Forebay Dam is a feature of the Central Valley Project - San Joaquin Division - San Luis Unit. The reservoir has a surface area of 2,250 acres and 14 miles of shoreline. The Park includes boating, camping, picnic facilities, fishing, hiking, and serves as a major family destination for many in the west central valley. Currently an expansion of the Maderos boat ramp facilities is underway, which will improve boat access and day use facilities.

Map of O'Neill Forebay Dam

Latitude, Longitude: 37.074388, -121.060755

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Activities

  • Boating

    Currently an expansion of the Maderos boat ramp facilities is underway, which will improve boat access and day use facilities.

  • Bicycling

    Bike trails may be available; please contact park services for more information.

  • Camping

    The Park includes boating, camping, picnic facilities, fishing, hiking, and serves as a major family destination for many in the west central valley.

  • Fishing

    The Park includes boating, camping, picnic facilities, fishing, hiking, and serves as a major family destination for many in the west central valley.

  • Hiking

    The Park includes boating, camping, picnic facilities, fishing, hiking, and serves as a major family destination for many in the west central valley.

  • Hunting

    Hunting may not be available; please contact park services for more information.

  • Picnicking

    The Park includes boating, camping, picnic facilities, fishing, hiking, and serves as a major family destination for many in the west central valley.

  • RVing

    The Park includes boating, camping, picnic facilities, fishing, hiking, and serves as a major family destination for many in the west central valley.

  • Water Sports

    Windsurfing, boating, and swimming are all available.

Directions

Driving

The site is located about ten miles west of Los Banos, California on CA Highway 152.

Phone Numbers

Primary

(209) 826-1198

Links