Talk:Permanente Quarry

Not positive about the statement about being responsible for pollution of Calero Reservoir, since Calero Reservoir is practically sitting on top of the New Almaden Quicksilver mines. Is there a source for that "fact?" 2602:304:CDC2:7F60:C9D9:6042:1D41:8A87 (talk) 20:10, 8 May 2015 (UTC)