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Fate, Exposure and Risk Models Download

Please note that the TRIM Installation Program referred to below is temporarily unavailable while undergoing updates.

The latest versions of the FERA models, documentation and input files are available to download from the tables below.   For air quality models, go to the EPA Support Center for Regulatory Atmospheric Modeling (SCRAM). Information on new files, models, and data, can be found at FERA Recent Additions.

Components Software Installation Files Documentation Input Files
TRIM.Fate TRIM Installation (Required) TRIM.FaTE Download TRIM.FaTE Documents TRIM.FaTE Public Reference Library
TRIM.ExpoInhalation/ APEX TRIM.ExpoInhalation/ APEX Download TRIM.ExpoInhalation/ APEX User's Guide APEX Input Files
TRIM.Risk TRIM.Risk Download TRIM.Risk User's Guide TRIM.Risk Input Files
HAPEM TRIM Installation HAPEM HAPEM User's Guide HAPEM Input File
HEM TRIM Installation (Optional) HEM HEM User's Guide HEM-3 Input Files