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Page Title:
Table 4. Chemical Analysis of Cell 4 Bulk and Fractionated Sediment Samples |
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 Table 4
Chemical Analysis of Cell 4 Bulk and Fractionated Sediment
Samples
Size Fractions
Sand
Silt/Clay
Silt
Clay
Bulk Sediment
(>75 m)
(<75 m)
(≈5 m - 75 m) (<5 m)
Analyte
Avg. Conc.
Avg. Conc.
Avg. Conc.
Conc.
Avg. Conc.
Indicator Analytes
TOC, mg/kg
1435
21100
9180
78900
27300
O&G, mg/kg
43
475
110
320
220
1
TRPH, mg/kg
10.5 J
270
46
180
185
TVS, %
<4%
Metals, mg/kg
AS
0.45
5.05
2
6.85
2.2
CD
0.04
1.355
0.32
2.29
0.6045
CR
3.05
79.95
15.1
134
29.8
CU
10.05
75.25
21.2
113
32.8
PB
5.6
101.2
242
193.5
43.7
HG
0.02
3.45
0.363
2.85
1.085
NI
2.2
27.1
7
36.9
10.8
SE
<0.200
1.1
0.3
1.3
0.4995
AG
0.4
0.8995
0.4
1.6
0.4995
ZN
13.5
148.555
320
681
76.1
BA
4.6
104.5
27.5
183
42.85
FE
10500
30600
3822.4
MN
44.25
325.5
174
321
140
MO
<0.100
0.849
0.5
1
0.3495
PCBs, g/kg
PCB-1016
<10.3
<38.9
<11.2
<40.5
<12.7
PCB-1221
<10.3
<38.9
<11.2
<40.5
<12.7
PCB-1232
<10.3
<38.9
<11.2
<40.5
<12.7
PCB-1242
444
5927.5
1950
7595
3754.5
PCB-1248
<10.3
<38.9
<11.2
<40.5
<12.7
PCB-1254
<10.3
<38.9
<11.2
<40.5
<12.7
PCB-1260
21.4
317.5
18.2
238
39
PAHs, g/kg
2
NAPHTH
*
*
*
*
123.5
ACENAY
*
*
*
*
14.2
ACENAP
*
*
*
*
41.25
FLUORE
*
*
*
*
53.4
(Continued)
1
Indicates estimated concentration for analyte that is above MDL but below LRL.
2
* Due to budgetary constraints, fractionation testing was limited to PCBs and metals, which were
thought to be of greatest concern. There was insufficient silt sample for duplicate analysis; results
given are therefore based on analysis of only one sample.
15
Chapter 2 Project Description
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