The initial notification data may be updated with information from varies Federal , State, and local response authorities as appropriate. ERNS data can be used to analyze release notifications, support emergency planning efforts, and assist decision makers in developing spill prevention programs.
Most people think of oil spills as spills involving petroleum.
In the graphic below, release reports have been divided between petroleum products, non-petroleum products, and releases where the specific type of oil was unknown. Information about the origin of the release can be used for oil spill planning and prevention purposes. The NRC must be notified of discharges of oil affecting U.S. waters in accordance with the regulations issued under the Clean Water Act.