Spring Creek Dam
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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. B
Acid mine drainage from mine tailings in Iron Mountain Mine is clearly visible in the rust-stained color of the creek.
Contaminated sludge draining from Spring Creek into the Keswick Reservoir created this change in hue of the surface.
Acid mine drainage, often having a pH level lower than 1, pours constantly from the Iron Mountain Mine through flumes and pipes.
Shasta Dam
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Shasta Dam is a concrete arch-gravity dam across the Sacramento River in Northern California in the United States. At 602 feet high, it is the eighth-tallest dam in the United States. Located at the n
Shasta Dam in 2017
The Pit River Valley, now under Shasta Lake, in 1941. The bridge visible near the bottom once carried U.S. Route 99 before it was replaced by the Pit River Bridge (from the deck of which this photo was taken).
The old mining town of Kennett, being inundated by the rising waters of Shasta Lake c. 1944
The Pit River Bridge, which was built to carry Interstate 5 and the Southern Pacific Railroad over Shasta