IRIS

Uranium, natural

CASRN 7440-61-1 | DTXSID1042522

Noncancer Assessment

Reference Dose for Oral Exposure (RfD)
Not assessed under the IRIS Program.

 


Reference Concentration for Inhalation Exposure (RfC)
Not assessed under the IRIS Program.

 

Cancer Assessment

Weight of Evidence for Cancer Last Updated: 01/01/1989
Information reviewed but value not estimated.

Quantitative Estimate of Carcinogenic Risk from Oral Exposure

Not assessed under the IRIS Program.

Quantitative Estimate of Carcinogenic Risk from Inhalation Exposure

Not assessed under the IRIS Program.

Additional EPA toxicity information may be available by visiting the following sites:

Note: The uranium, natural (re)assessment was suspended in Dec 2018, but may be restarted as Agency priorities change.

Assessment Manager(s): James Avery (avery.james@epa.gov)

Step Assessment Materials Released to the Public Release Date Public Meeting Date
1 Problem Formulation Materials 01/2018 03/2018
  Suspended 12/2018  

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