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Cumulative Risk Calculator

Using the Risk Calculator

Do you have a previously saved file?
(dated 2023-11-09 or newer)
File Number:
Do you want to use the same chemicals and chemical info type?
Save feature information click here.
Save Info
  • We only save files for 30 days
  • To save a file for longer, revisit the page and resave your work
  • To get a populated dropdown menu with recently saved files, you must have COOKIES enabled in your browser
  • Remember to always keep a reference of your file number

Select Scenario

Select Precipitation Zone

Select Chemical Info Type

Select RfD/RfC Type

*Chronic selection will retrieve Chronic-only RfDs/RfCs; Subchronic selection will retrieve subchronic values where possible.

Select Individual Chemicals


Or Select Individual CAS Numbers

Or Select All

Select Include Metadata