Herst & Associates, Inc. provides Remedial Investigation services in accordance with federal and State regulations and guidance, including CERCLA and RCRA. On behalf of our clients, Herst & Associates, Inc. employs the remedial investigation process as a mechanism for collecting environmental data to characterize site conditions; determine the nature of wastes; assess risks to human health and the environment; and conduct treatability testing as necessary to evaluate potential remedial performance and costs of the treatment technologies being considered.