Uranium

CAS Number

7440-61-1

Synonym

Uranium-238; Uranium metal

Occurrence/Use

Nuclear power fuel; armor-piercing ammunition; x-ray targets; radiation shielding material; counterbalance weights; nuclear weapons. Naturally-occurring uranium is often present in phosphate fertilizers. Formerly used in glass and ceramic glazes, until 1973.

More information about Uranium

California Public Health Goals Data

Update Date:
Public Health Goal (mg/L): 0.43 pCi/L
Health Risk Category: Carcinogenicity
Cancer Risk at Public Health Goal: 0.000001
CA Maximum Contaminant Level (mg/L): 20 pCi/L
Cancer Risk at Maximum Contaminant Level (MCL): 0.00005
Public Health Goal Technical Support Document:
Related Downloads:
California PHG Comments:

PHG = 0.43 pCi/L, 0.5 ppb, or 0.0005 mg/L at specific activity of 0.79 pCi/ug
CA MCL = 20 pCi/L or 0.025 mg/L at specific activity of 0.79 pCi/ug, based on kidney toxicity to adults.

OEHHA 2013. Health Risk Information for Public Health Goal Exceedance Reports