Berkeley Pit water levels over time

The illustration above show water levels in the Berkeley Pit and Pilot Butte mine shaft over time. The Pit has been filling with water slower than predicted in the 1994 EPA Record of Decision for the site. Graphic by Justin Ringsak.

The illustration above show water levels in the Berkeley Pit and Pilot Butte mine shaft over time. The Pit has been filling with water slower than predicted in the 1994 EPA Record of Decision for the site. Graphic by Justin Ringsak.

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