What Geologically classified as a "massive sulfide ore deposit", uses an earthfill dam on Spring Creek primarily to collect severe acid mine drainage stemming?
Spring Creek Dam Spring Creek Debris Dam is an earthfill dam on Spring Creek, a tributary of the Sacramento River, in Shasta County in the U.S. state of California. Completed in 1963, the dam, maintained by the U.S. Bureau of Reclamation, serves primarily to collect severe acid mine drainage stemming from the Iron Mountain Mine. The dam forms the Spring Creek Reservoir, less than 1 mi long. Spring Creek and South Fork Spring Creek flow into the reservoir from a 16 sqmi watershed. The dam is directly upstream from the city of Keswick, California and the Keswick Reservoir.
Shivana Takli Dam Shivana Takli Dam, is an earthfill dam on Shivna river near Kannad, Aurangabad district in the state of Maharashtra in India.