Nav Sec Gru Act Skaggs Island is a superfund site located at Skaggs Island, Sonoma, CA 95476. The Environmental Protection Agency (EPA) identifies sites such as Nav Sec Gru Act Skaggs Island 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. Nav Sec Gru Act Skaggs Island 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.