Blue Hole is a scenic lagoon bordered by limestone bluffs along the South Fork of the San Gabriel River. It’s located five blocks north of the downtown Square along N. Austin Avenue. The entrance to Blue Hole Park is at W. Second Street and Rock Street. The park features picnic areas, restrooms, and wading areas.
Blue Hole is open from dawn until dusk. For more information, please call (512) 930-3595.