On February 20, 2002, the Environmental Protection Agency (EPA) released an eleven-page memorandum entitled Principles for Managing Contaminated Sediment Risks at Hazardous Waste Sites. Eleven risk management principles are presented, such as "control sources early" and "involve the community." The memo is intended to help guide Superfund National Policy Managers make "scientifically sound and nationally consistent risk management decisions at contaminated sediment sites," while giving an interesting look into governmental policies regarding the nation's most dangerous hazardous waste sites..