South Fork Dam

Grass covered earthen dam with an empty space in the middle.
The remains of the South Fork Dam.

NPS

The South Fork Dam is the biggest resource at Johnstown Flood National Memorial. Visitors can access the North and South Abutments on the remains of the South Fork Dam. Brown park signs will direct visitors as well as the park map that is available at the Visitor Center. Interpretive panels on the abutments will help the visitor learn about the history of the South Fork Dam and May 31, 1889.

North Abutment
The North Abutment, located on Lake Road, can be accessed via a boardwalk near the parking lot. The spillway can be also be seen. Round trip, the walk is approximately 0.40 miles.

South Abutment
The South Abutment is located on South Abutment Road off of Route 869 in Saint Michael. From the parking lot to the abutment is approximately 0.10 miles.The Walk Through the Ruins trail begins near the South Abutment. Weather permitting, park grounds are open daily from sunrise to sunset. The remains of the dam are also visible from the Visitor Center. Please note there is no winter maintenance on the remains of the dam.

Last updated: February 9, 2026

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Contact Info

Mailing Address:

733 Lake Road
South Fork, PA 15956

Phone:

814 886-6171

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