Michigan Administrative Code › Department - Environmental Quality › Office of Waste Management & Radiological Protection › Ionizing Radiation Rules for Radioactive Material › Part 5 - STANDARDS FOR PROTECTION AGAINST RADIATION › TRANSPORTATION › Section R. 325.5269 - Appendix A9. Concentrations in air and water above natural background. Elements U to Z and certain unlisted radionuclides

Current through Vol. 24-12, July 15, 2024
Rule 269.
(See notes in Rule 270.)
TABLE I
TABLE II
Element (atomic number)
Radionuclide*
Column 1
Air (µCi/ml)
Column 2
Water
(µCi/ml)
Column 1
Air (µCi/ml)
Column 2
Water
(µCi/ml)
Uranium (92)
U-230
S
3 x 10-10
1 x 10-4
1 x 10-11
5 x 10-6
I
1 x 10-10
1 x 10-4
4 x 10-12
5 x 10-6
U-232
S
1 x 10-10
8 x 10-4
3 x 10-12
3 x 10-5
I
3 x 10-11
8 x 10-4
9 x 10-13
3 x 10-5
U-233
S
5 x 10-10
9 x 10-4
2 x 10-11
3 x 10-5
I
1 x 10-10
9 x 10-4
4 x 10-12
3 x 10-5
U-234****
S
6 x 10-10
9 x 10-4
2 x 10-11
3 x 10-5
I
1 x 10-10
9 x 10-4
4 x 10-12
3 x 10-5
U-235****
S
5 x 10-10
8 x 10-4
2 x 10-11
3 x 10-5
I
1 x 10-10
8 x 10-4
4 x 10-12
3 x 10-5
U-236
S
6 x 10-10
1 x 10-3
2 x 10-11
3 x 10-5
I
1 x 10-10
1 x 10-3
4 x 10-12
3 x 10-5
U-238****
S
7 x 10-11
1 x 10-3
3 x 10-12
4 x 10-5
I
1 x 10-10
1 x 10-3
5 x 10-12
4 x 10-5
U-240
S
2 x 10-7
1 x 10-3
8 x 10-9
3 x 10-5
I
2 x 10-7
1 x 10-3
6 x 10-9
3 x 10-5
U-natural****
S
1 x 10-10
1 x 10-3
5 x 10-12
3 x 10-5
I
1 x 10-10
1 x 10-3
5 x 10-12
3 x 10-5
Vanadium (23)
V-48
S
2 x 10-7
9 x 10-4
6 x 10-9
3 x 10-5
I
6 x 10-8
8 x 10-4
2 x 10-9
3 x 10-5
Xenon (54)
Xe-131m
Sub**
2 x 10-5
-----------
4 x 10-7
-----------
Xe-133m
Sub
1 x 10-5
-----------
3 x 10-7
-----------
Xe-133
Sub
1 x 10-5
-----------
3 x 10-7
-----------
Xe-135
Sub
4 x 10-6
-----------
1 x 10-7
-----------
Ytterbium (70)
Yb-175
S
7 x 10-7
3 x 10-3
2 x 10-8
1 x 10-4
I
6 x 10-7
3 x 10-3
2 x 10-8
1 x 10-4
Yttrium (39)
Y-90
S
1 x 10-7
6 x 10-4
4 x 10-9
2 x 10-5
I
1 x 10-7
6 x 10-4
3 x 10-9
2 x 10-5
Y-91m
S
2 x 10-5
1 x 10-1
8 x 10-7
3 x 10-3
I
2 x 10-5
1 x 10-1
6 x 10-7
3 x 10-3
Y-91
S
4 x 10-8
8 x 10-4
1 x 10-9
3 x 10-5
I
3 x 10-8
8 x 10-4
1 x 10-9
3 x 10-5
Y-92
S
4 x 10-7
2 x 10-3
1 x 10-8
6 x 10-5
I
3 x 10-7
2 x 10-3
1 x 10-8
6 x 10-5
Y-93
S
2 x 10-7
8 x 10-4
6 x 10-9
3 x 10-5
I
1 x 10-7
8 x 10-4
5 x 10-9
3 x 10-5
Zinc (30)
Zn-65
S
1 x 10-7
3 x 10-3
4 x 10-9
1 x 10-4
I
6 x 10-8
5 x 10-3
2 x 10-9
2 x 10-4
Zn-69m
S
4 x 10-7
2 x 10-3
1 x10-8
7 x 10-5
I
3 x 10-7
2 x 10-3
1 x 10-8
6 x 10-5
Zn-69
S
7 x 10-6
5 x 10-2
2 x 10-7
2 x 10-3
I
9 x 10-6
5 x 10-2
3 x 10-7
2 x 10-3
Zirconium (40)
Zr-93
S
1 x 10-7
2 x 10-2
4 x 10-9
8 x 10-4
I
3 x 10-7
2 x 10-2
1 x 10-8
8 x 10-4
Zr-95
S
1 x 10-7
2 x 10-3
4 x 10-9
6 x 10-5
I
3 x 10-8
2 x 10-3
1 x 10-9
6 x 10-5
Zr-97
S
1 x 10-7
5 x 10-4
4 x 10-9
2 x 10-5
I
9 x 10-8
5 x 10-4
3 x 10-9
2 x 10-5
Any single radionuclide not listed in Appendix
									 A1 to A9 with decay mode other than alpha emission or spontaneous fission and
									 with radioactive half-life less than 2 hours. Sub
1 x 10-6
-----------
3 x 10-8
-----------
Any single radionuclide not listed in Appendix
									 A1 to A9 with decay mode other than alpha emission or spontaneous fission and
									 with radioactive half-life greater than 2 hours.
3 x 10-9
9 x 10-5
1 x 10-10
3 x 10-6
Any single radionuclide not listed in Appendix
									 A1 to A9 which decays by alpha emission or spontaneous fission.
6 x 10-13
4 x 10-7
2 x 10-14
3 x 10-8