Depth —
em
suroce apa
20
278
MDa
M50 /9201
4010-04
79 {9:04
a
0.21
046
ie
(0%
0.14
0.02
0.01
4.1
.
1"
18 0.7
3.4
:\
r1%
0.01
0.07
0.03
—
0,06
0.02
0.05
_
0.07
~—~0..01
199 {0-03
0.02
00
0.02
0.05
120 {0-003
130] —
140} —
150 L_1
129
0.03
—
—
L
124
0.4
0.008
0.08
0,02
0.08
0.04
0.01
_—
—
105
_—
—
1
103
109
114
119
0.40:04
0.007
0.54
0,03
0.03
0.68
0:02
0.03
Vai
0705
0.68
0.007
119 |0:008
1.3
0.009
0.01
0.01
1.9
0.03
0.07
30 0:0!
99|0:03
a
nT
_
—
102
0,02
0.03
_
—
l
101
Profile location number
Fig, 153. Plutonium profile data, Locations 101-103, 105, 109, 114, 119, 124, and
129, YVONNE.
Depth —
cm
Surf
.
LA
10 0
Tees
07857
a4
2 eS
18
8.8
e
15
3.2
1.8
0.03
0.20
0.64
2.8
“OMo+b 110
3:0
«5.6
«0.91
0.03
0.0}
0.11
3.9
1.7
1.2
0.007
0.02
0.01
ca
——
l
+137
Mo,
Weoporos
54
2:5
39 10:09
99 (0:59
2:9
2:1
450 (0:05
100 0.13
19/023
127
1120974
130} —
40} —
159 LL
142.
om
0
o\a]
1.4
20 Oo
Itoral
{0
aN
omeOB
2.8
4.1
5
1.2
fo.o2
[0.01
0.92
0.04
0.01
4.8
3.8
4
LE
3.0
0700
oY fs
— i —
—
—
l
Nl
+141
«+140
—
|
#4139
0.005
0.01
wv
—
—
|
«2»138
0.03
0,03
0,07
0.02
0.03
=
o.30]
0.40
0.03
0.04
0.02
0.005
0.02
uf
—
—
!
#4249136
605.0)La,
2.8
3.0
\0.26
3
0,40°°
0.13
«(9.78
0.02
6.50
(0.28
0942
1a
0.370 2.8
0,27
0.03
a
—
—
|
+135
“O=t7
0.16
eo
—
—
l
#429134
0.07
0.02
0.07
0.008
0.01
0.04
0.02
0.01
0.03
0.03
0.02
NS
—
—
|
429133
0.01
0.007
0.005
0.03
cs
—
—
|
132
Profile location number
Fig. 154,
(0.07 pCi/g).
Plutonium profile data, Locations 132-142, YVONNE.
Comparison of these data
lagoon with mean residence half-times
with similar data obtained in 1964 indi-
of 3.3 and 4.1 yr, respectively, while
cates that, in addition to physical decay,
137
80 a an d
Cs are being lost from the
2075; appears to be decreasing at approximately its radioactive decay rate.
II-18
905,