Iodine-131

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)
53 Iodine-131 D, all compounds 3E+1
Thyroid
5E+1
Thyroid
2E-8
(9E+1) (2E+2) 2E-10 1E-6 1E-5

Page Last Reviewed/Updated Wednesday, March 24, 2021