Darling Delaware Royal Tallow is a superfund site located at 2592 Lakeville Hwy, Petaluma, CA 94952. The Environmental Protection Agency (EPA) identifies sites such as Darling Delaware Royal Tallow 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. Darling Delaware Royal Tallow 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.