Triangle Engineering is a superfund site located at 7229 Dantoni Rd, Marysville, CA 95901. The Environmental Protection Agency (EPA) identifies sites such as Triangle Engineering 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. Triangle Engineering 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.