This book presents a comprehensive description of the many complex facets of hazardous waste management, tank closure and site assessment. It also covers financial assurance of underground storage (UST) remediation. Part 1 covers UST closure, including regulation, closure techniques, site assessment methods and data interpretation, waste disposal, contracting and health and safety. The book’s site assessment section covers such issues as field screening, analytical techniques, sample collection and equipment decontamination. Part 2 covers financial assurance addressing UST financial responsibility, EPA financial responsibility regulations, use of insurance, use of state funds and litigation and common law.