The FRS data model was expanded in November 2016 to add sub-facility components and other new capabilities. The enhanced data model provides more granular sub-facility components, facility aspects over time, and the ability to associate different aspects of a facility to create program-specific views of a facility based on various regulatory definitions.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Program Relational Diagram (PDF)(1 pg, 83 K)
- FRS Relational Diagram (PDF)(1 pg, 179 K)