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. 325.5262 - Appendix A2. Concentrations in air and water above natural background. Elements C

Current through Vol. 24-12, July 15, 2024
Rule 262.
(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)
Cadmium (48)
Cd-109
S
5 x 10-8
5 x 10-3
2 x 10-9
2 x 10-4
I
7 x 10-8
5 x 10-3
3 x 10-9
2 x 10-4
Cd-115m
S
4 x 10-8
7 x 10-4
1 x 10-9
3 x 10-5
I
4 x 10-8
7 x 10-4
1 x 10-9
3 x 10-5
Cd-115
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
4 x 10-5
Calcium (20)
Ca-45
S
3 x 10-8
3 x 10-4
1 x 10-9
9 x 10-6
I
1 x 10-7
5 x 10-3
4 x 10-9
2 x 10-4
Ca-47
S
2 x 10-7
1 x 10-3
6 x 10-9
5 x 10-5
I
2 x 10-7
1 x 10-3
6 x 10-9
3 x 10-5
Californium (98)
Cf-249
S
2 x 10-12
1 x 10-4
5 x 10-14
4 x 10-6
I
1 x 10-10
7 x 10-4
3 x 10-12
2 x 10-5
Cf-250
S
5 x 10-12
4 x 10-4
2 x 10-13
1 x 10-5
I
1 x 10-10
7 x 10-4
3 x 10-12
3 x 10-5
Cf-251
S
2 x 10-12
1 x 10-4
6 x 10-14
4 x 10-6
I
1 x 10-10
8 x 10-4
3 x 10-12
3 x 10-5
Cf-252
S
6 x 10-12
2 x 10-4
2 x 10-13
7 x 10-6
I
3 x 10-11
2 x 10-4
1 x 10-12
7 x 10-6
Cf-253
S
8 x 10-10
4 x 10-3
3 x 10-11
1 x 10-4
I
8 x 10-10
4 x 10-3
3 x 10-11
1 x 10-4
Cf-254
S
5 x 10-12
4 x 10-6
2 x 10-13
1 x 10-7
I
5 x 10-12
4 x 10-6
2 x 10-13
1 x 10-7
Carbon (6)
C-14
S
4 x 10-6
2 x 10-2
1 x 10-7
8 x 10-4
(CO2)
Sub**
5 x 10-5
-----------
1 x 10-6
-----------
Cerium (58)
Ce-141
S
4 x 10-7
3 x 10-3
2 x 10-8
9 x 10-5
I
2 x 10-7
3 x 10-3
5 x 10-9
9 x 10-5
Ce-143
S
3 x 10-7
1 x 10-3
9 x 10-9
4 x 10-5
I
2 x 10-7
1 x 10-3
7 x 10-9
4 x 10-5
Ce-144
S
1 x 10-8
3 x 10-4
3 x 10-10
1 x 10-5
I
6 x 10-9
3 x 10-4
2 x 10-10
1 x 10-5
Cesium (55)
Cs-131
S
1 x 10-5
7 x 10-2
4 x 10-7
2 x 10-3
I
3 x 10-6
3 x 10-2
1 x 10-7
9 x 10-4
Cs-134m
S
4 x 10-5
2 x 10-1
1 x 10-6
6 x 10-3
I
6 x 10-6
3 x 10-2
2 x 10-7
1 x 10-3
Cs-134
S
4 x 10-8
3 x 10-4
1 x 10-9
9 x 10-6
I
1 x 10-8
1 x 10-3
4 x 10-10
4 x 10-5
Cs-135
S
5 x 10-7
3 x 10-3
2 x 10-8
1 x 10-4
I
9 x 10-8
7 x 10-3
3 x 10-9
2 x 10-4
Cs-136
S
4 x 10-7
2 x 10-3
1 x 10-8
9 x 10-5
I
2 x 10-7
2 x 10-3
6 x 10-9
6 x 10-5
Cs-137
S
6 x 10-8
4 x 10-4
2 x 10-9
2 x 10-5
I
1 x 10-8
1 x 10-3
5 x 10-10
4 x 10-5
Chlorine (17)
Cl-36
S
4 x 10-7
2 x 10-3
1 x 10-8
8 x 10-5
I
2 x 10-8
2 x 10-3
8 x 10-10
6 x 10-5
Cl-38
S
3 x 10-6
1 x 10-2
9 x 10-8
4 x 10-4
I
2 x 10-6
1 x 10-2
7 x 10-8
4 x 10-4
Chromium (24)
Cr-51
S
1 x 10-5
5 x 10-2
4 x 10-7
2 x 10-3
I
2 x 10-6
5 x 10-2
8 x 10-8
2 x 10-3
Cobalt (27)
Co-57
S
3 x 10-6
2 x 10-2
1 x 10-7
5 x 10-4
I
2 x 10-7
1 x 10-2
6 x 10-9
4 x 10-4
Co-58m
S
2 x 10-5
8 x 10-2
6 x 10-7
3 x 10-3
I
9 x 10-6
6 x 10-2
3 x 10-7
2 x 10-3
Co-58
S
8 x 10-7
4 x 10-3
3 x 10-8
1 x 10-4
I
5 x 10-8
3 x 10-3
2 x 10-9
9 x 10-5
Co-60
S
3 x 10-7
1 x 10-3
1 x 10-8
5 x 10-5
I
9 x 10-9
1 x 10-3
3 x 10-10
3 x 10-5
Copper (29)
Cu-64
S
2 x 10-6
1 x 10-2
7 x 10-8
3 x 10-4
I
1 x 10-6
6 x 10-3
4 x 10-8
2 x 10-4
Curium (96)
Cm-242
S
1 x 10-10
7 x 10-4
4 x 10-12
2 x 10-5
I
2 x 10-10
7 x 10-4
6 x 10-12
2 x 10-5
Cm-243
S
6 x 10-12
1 x 10-4
2 x 10-13
5 x 10-6
I
1 x 10-10
7 x 10-4
3 x 10-12
2 x 10-5
Cm-244
S
9 x 10-12
2 x 10-4
3 x 10-13
7 x 10-6
I
1 x 10-10
8 x 10-4
3 x 10-12
3 x 10-5
Cm-245
S
5 x 10-12
1 x 10-4
2 x 10-13
4 x 10-6
I
1 x 10-10
8 x 10-4
4 x 10-12
3 x 10-5
Cm-246
S
5 x 10-12
1 x 10-4
2 x 10-13
4 x 10-6
I
1 x 10-10
8 x 10-4
4 x 10-12
3 x 10-5
Cm-247
S
5 x 10-12
1 x 10-4
2 x 10-13
4 x 10-6
I
1 x 10-10
6 x 10-4
4 x 10-12
2 x 10-5
Cm-248
S
6 x 10-13
1 x 10-5
2 x 10-14
4 x 10-7
I
1 x 10-11
4 x 10-5
4 x 10-13
1 x 10-6
Cm-249
S
1 x 10-5
6 x 10-2
4 x 10-7
2 x 10-3
I
1 x 10-5
6 x 10-2
4 x 10-7
2 x 10-3