Knob Ridge Radio Relay Site

Knob Ridge Radio Relay Site is a superfund site located at T22n R7e S28, Copper River Meridian, Dot Lake, AK 99737. The Environmental Protection Agency (EPA) identifies sites such as Knob Ridge Radio Relay Site because they pose or had once posed a potential risk to human health and/or the environment due to contamination by one or more hazardous wastes. Knob Ridge Radio Relay Site is currently registered as an Archived superfund site by the EPA and does not require any clean up action or further investigation at this time.