TRI Model


This information is provided for technical experts who intend to work directly with the database. Other users can retrieve information using the TRI Search.
The TRI_FORM_R table is composed of columns from tables shown in the following the TRI model. The TRI_FORM_R table can be accessed through and is used by the TRI Customized Search, the TRI EZ Search, and the TRI Form R Search.
The TRI tables in Envirofacts are organized into the subject areas shown below. Click on a subject area to view the tables.
TRI Links
- TRI Tools
- TRI Guides
- Contact Us
- TRI Program Home
- RSEI Program Home
System Data Searches
- Multisystem Search
- BR Search
- GHG Search
- GHG Query Builder
- ICIS Search
- ICIS Air Pollution Search
- RADNET Radiation Search
- RadNet Query Builder
- RCRAInfo Search
- NEI Search
- NGGS Search
- SDWIS Search
- SEMS Search
- UV Index Search
- TRI Explorer
- TRI Search
- Form R Search
- Form R & A Download
- EZ Search
- Customized Search
- Pollution Prevention
Facility Registry Service (FRS) Query