United States Nuclear Regulatory Commission - Protecting People and the Environment

Strontium-89

Atomic
No.
Radionuclide Class Table 1
Occupational Values
Table 2
Effluent Concentrations
Table 3
Releases to
Sewers
Col. 1 Col. 2 Col. 3 Col. 1 Col. 2
Oral
Ingestion
ALI
(µCi)
Inhalation Air
(µCi/ml)
Water
(µCi/ml)
Monthly
Average
Concentration
(µCi/ml)
ALI
(µCi)
DAC
(µCi/ml)
38 Strontium-89 D, see 80Sr 6E+2
LLI wall
8E+2 4E-7 1E-9 - -
(6E+2) - - - 8E-6 8E-5
Y, see 80Sr 5E+2 1E+2 6E-8 2E-10 - -
Page Last Reviewed/Updated Thursday, July 10, 2014