Malakoff Diggins State Historic Park is a state park unit preserving the largest hydraulic mining site in California, United States. The mine was one of several hydraulic mining sites at the center of the 1882 landmark case Woodruff v. North Bloomfield Mining and Gravel Company.

How deep is the Malakoff mine pit today?

Hit the trails at Malakoff to explore the surreal scenery at the open-pit mine, which produced some $5 million in gold. The pit itself is about a square mile in size, 600 feet deep in places. A tunnel here, now buried by mud, was once the world's longest “sluice box,” used to separate gold from gravel and sludge.

What is the elevation of Malakoff Diggins?

The elevation varies from 2,000 to 4,000 feet above sea level.