Back to the resource library Kensington “Fill” Permit July 5, 2005 Download Authorizes Coeur Alaska, under the Clean Water Act, to dump mine waste into Lower Slate Lake in the Tongass National Forest. See All Related Resources Alaska Mining Spills Alaska Metal Mines Pebble Mine: Unprecedented Waste Water Capture & Treatment Requirements Comments on the BLM, Bering Sea – Western Interior, DRAFT RMP and DRAFT EIS Related Content Alaska