APPENDIX A Observations of Suspended Sediment ......Jul 02, 2009 · Figure A-1. Suspended Sediment...
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APPENDIX A Observations of Suspended Sediment Concentration (TSS) Measured with ADCP
Transcript of APPENDIX A Observations of Suspended Sediment ......Jul 02, 2009 · Figure A-1. Suspended Sediment...
APPENDIX A
Observations of Suspended Sediment Concentration (TSS) Measured with ADCP
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-2
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Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-3
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Dep
th(m
)
Distance (m)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Transect A
Transect B
Transect C
Transect D
Figure A-1. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Ebb in the Northern MSC. Presented are vertical slices of turbidity measured with ADCP along each vessel
transect. The approximate location of the channel boundaries are shown as dashed lines.
Dep
th(m
)
-250 -200 -150 -100 -50 0 50 100 150 200 250
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-250 -200 -150 -100 -50 0 50 100 150 200 250
05
1015
Dep
th(m
)
-250 -200 -150 -100 -50 0 50 100 150 200 250
05
1015
Dep
th(m
)
-250 -200 -150 -100 -50 0 50 100 150 200 250
05
1015
Dep
th(m
)
-250 -200 -150 -100 -50 0 50 100 150 200 250
05
1015
Dep
th(m
)
Distance (m)
-250 -200 -150 -100 -50 0 50 100 150 200 250
05
1015
Transect A
Transect B
Transect C
Transect D
Transect E
Transect F
Figure A-2. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Ebb in the Northern MSC. Presented are vertical slices of turbidity measured with ADCP along each vessel
transect. The approximate location of the channel boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-4
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Dep
th(m
)
Distance (m)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Transect A
Transect B
Transect C
Transect D
Transect E
Figure A-3. Suspended Sediment Concentration (TSS) Measured with ADCP during First Low Slack in the Northern MSC. Presented are vertical slices of turbidity measured with ADCP along each vessel
transect. The approximate location of the channel boundaries are shown as dashed lines.
Dep
th(m
)
-200 -100 0 100 200 300
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-200 -100 0 100 200 300
05
1015
Dep
th(m
)
-200 -100 0 100 200 300
05
1015
Dep
th(m
)
Distance (m)
-200 -100 0 100 200 300
05
1015
Transect A
Transect B
Transect C
Transect D
Figure A-4. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Low Slack in the Northern MSC. Presented are vertical slices of turbidity measured with ADCP along each
vessel transect. The approximate location of the channel boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-5
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300
05
1015
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300
05
1015
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300
05
1015
Dep
th(m
)
Distance (m)
-200 -150 -100 -50 0 50 100 150 200 250 300
05
1015
Transect A
Transect B
Transect C
Transect D
Transect E
Figure A-5. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Flood in the Northern MSC. Presented are vertical slices of turbidity measured with ADCP along each vessel
transect. The approximate location of the channel boundaries are shown as dashed lines.
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
TSS
Con
c (m
g/L
01020304050
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Dep
th(m
)
Distance (m)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Transect A
Transect B
Transect C
Transect D
Transect E
Transect F
Figure A-6. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Flood in the Northern MSC. Presented are vertical slices of turbidity measured with ADCP along each
vessel transect. The approximate location of the channel boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-6
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Dep
th(m
)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Dep
th(m
)
Distance (m)
-200 -150 -100 -50 0 50 100 150 200 250 300 350
05
1015
Transect A
Transect B
Transect C
Transect D
Figure A-7. Suspended Sediment Concentration (TSS) Measured with ADCP during First High Slack
in the Northern MSC. Presented are vertical slices of turbidity measured with ADCP along each vessel transect. The approximate location of the channel boundaries are shown as dashed lines.
Dep
th(m
)
-250 -200 -150 -100 -50 0 50 100 150 200 250 300
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-250 -200 -150 -100 -50 0 50 100 150 200 250 300
05
1015
Dep
th(m
)
-250 -200 -150 -100 -50 0 50 100 150 200 250 300
05
1015
Dep
th(m
)
-250 -200 -150 -100 -50 0 50 100 150 200 250 300
05
1015
Dep
th(m
)
Distance (m)
-250 -200 -150 -100 -50 0 50 100 150 200 250 300
05
1015
Transect A
Transect B
Transect C
Transect D
Transect E
Figure A-8. Suspended Sediment Concentration (TSS) Measured with ADCP during Second High Slack in the Northern MSC. Presented are vertical slices of turbidity measured with ADCP along each
vessel transect. The approximate location of the channel boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-7
Dep
th(m
)
-200 -100 0 100 200 300 400
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-200 -100 0 100 200 300 400
05
1015
Dep
th(m
)
-200 -100 0 100 200 300 400
05
1015
Dep
th(m
)
-200 -100 0 100 200 300 400
05
1015
Dep
th(m
)
Distance (m)
-200 -100 0 100 200 300 400
05
1015
Transect A
Transect B
Transect C
Transect D
Transect E
Figure A-9. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Ebb in the Southern MSC. Presented are vertical slices of turbidity measured with ADCP along each vessel
transect. The approximate location of the channel boundaries are shown as dashed lines.
Dep
th(m
)
-300 -200 -100 0 100 200 300 400
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-300 -200 -100 0 100 200 300 400
05
1015
Dep
th(m
)
-300 -200 -100 0 100 200 300 400
05
1015
Dep
th(m
)
Distance (m)
-300 -200 -100 0 100 200 300 400
05
1015
Transect A
Transect B
Transect C
Transect D
Figure A-10. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Ebb in the Southern MSC. Presented are vertical slices of turbidity measured with ADCP along each
vessel transect. The approximate location of the channel boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-8
Dep
th(m
)
-300 -200 -100 0 100 200 300
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-300 -200 -100 0 100 200 300
05
1015
Dep
th(m
)
-300 -200 -100 0 100 200 300
05
1015
Dep
th(m
)
Distance (m)
-300 -200 -100 0 100 200 300
05
1015
Transect A
Transect B
Transect C
Transect D
Figure A-11. Suspended Sediment Concentration (TSS) Measured with ADCP during First Low Slack in the Southern MSC. Presented are vertical slices of turbidity measured with ADCP along each vessel
transect. The approximate location of the channel boundaries are shown as dashed lines.
Dep
th(m
)
-400 -300 -200 -100 0 100 200 300
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-400 -300 -200 -100 0 100 200 300
05
1015
Dep
th(m
)
-400 -300 -200 -100 0 100 200 300
05
1015
Dep
th(m
)
-400 -300 -200 -100 0 100 200 300
05
1015
Dep
th(m
)
-400 -300 -200 -100 0 100 200 300
05
1015
Dep
th(m
)
Distance (m)
-400 -300 -200 -100 0 100 200 300
05
1015
Transect A
Transect B
Transect C
Transect D
Transect E
Transect F
Figure A-12. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Low Slack in the Southern MSC. Presented are vertical slices of turbidity measured with ADCP along each
vessel transect. The approximate location of the channel boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-9
Dep
th(m
)
-100 0 100 200 300 400 500
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-100 0 100 200 300 400 500
05
1015
Dep
th(m
)
-100 0 100 200 300 400 500
05
1015
Dep
th(m
)
Distance (m)
-100 0 100 200 300 400 500
05
1015
Transect A
Transect B
Transect C
Transect D
Figure A-13. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Flood in the Southern MSC. Presented are vertical slices of turbidity measured with ADCP along each
vessel transect. The approximate location of the channel boundaries are shown as dashed lines.
Dep
th(m
)
-200 -100 0 100 200 300
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-200 -100 0 100 200 300
05
1015
Dep
th(m
)
-200 -100 0 100 200 300
05
1015
Dep
th(m
)
-200 -100 0 100 200 300
05
1015
Dep
th(m
)
Distance (m)
-200 -100 0 100 200 300
05
1015
Transect A
Transect B
Transect C
Transect D
Transect E
Figure A-14. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Flood in the Southern MSC. Presented are vertical slices of turbidity measured with ADCP along each
vessel transect. The approximate location of the channel boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-10
Dep
th(m
)
-200 -100 0 100 200 300 400
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-200 -100 0 100 200 300 400
05
1015
Dep
th(m
)
-200 -100 0 100 200 300 400
05
1015
Dep
th(m
)
-200 -100 0 100 200 300 400
05
1015
Dep
th(m
)
-200 -100 0 100 200 300 400
05
1015
Dep
th(m
)
Distance (m)
-200 -100 0 100 200 300 400
05
1015
Transect A
Transect B
Transect C
Transect D
Transect E
Transect F
Figure A-15. Suspended Sediment Concentration (TSS) Measured with ADCP during First High Slack in the Southern MSC. Presented are vertical slices of turbidity measured with ADCP along each
vessel transect. The approximate location of the channel boundaries are shown as dashed lines.
Dep
th(m
)
-300 -200 -100 0 100 200 300 400
05
1015
TSS
Con
c (m
g/L)
01020304050
Dep
th(m
)
-300 -200 -100 0 100 200 300 400
05
1015
Dep
th(m
)
-300 -200 -100 0 100 200 300 400
05
1015
Dep
th(m
)
Distance (m)
-300 -200 -100 0 100 200 300 400
05
1015
Transect A
Transect B
Transect C
Transect D
Figure A-16. Suspended Sediment Concentration (TSS) Measured with ADCP during Second High Slack in the Southern MSC. Presented are vertical slices of turbidity measured with ADCP along each
vessel transect. The approximate location of the channel boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-11
Figure A-17-a. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Ebb in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP
near-surface.
Depth = 6.05m
N
MEN1
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382TS
S (m
g/L)
10
20
30
40
50
Figure A-17-b. Suspended Sediment Concentration (TSS) Measured with ADCP during First
Max Ebb in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP mid-depth.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-12
Depth = Near Bottom
N
MEN1
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382
TSS
(mg/
L)
10
20
30
40
50
Figure A-17-c. Suspended Sediment Concentration (TSS) Measured with ADCP during First
Max Ebb in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP near-bottom.
Figure A-18-a. Suspended Sediment Concentration (TSS) Measured with ADCP during
Second Max Ebb in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP near-surface.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-13
Figure A-18-b. Suspended Sediment Concentration (TSS) Measured with ADCP during
Second Max Ebb in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP mid-depth.
Depth = Near Bottom
N
MEN2
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382
TSS
(mg/
L)
10
20
30
40
50
Figure A-18-c. Suspended Sediment Concentration (TSS) Measured with ADCP during
Second Max Ebb in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP near-bottom.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-14
Depth = 2.05m
N
LSN1
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382
TSS
(mg/
L)
10
20
30
40
50
Figure A-19-a. Suspended Sediment Concentration (TSS) Measured with ADCP during First Low Slack in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP
near-surface.
Figure A-19-b. Suspended Sediment Concentration (TSS) Measured with ADCP during First Low Slack in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP
mid-depth.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-15
Depth = Near Bottom
N
LSN1
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382
TSS
(mg/
L)
10
20
30
40
50
Figure A-19-c. Suspended Sediment Concentration (TSS) Measured with ADCP during First Low Slack in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP
near-bottom.
Figure A-20-a. Suspended Sediment Concentration (TSS) Measured with ADCP during
Second Low Slack in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP near-surface.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-16
Depth = 6.05m
N
LSN2
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382
TSS
(mg/
L)
10
20
30
40
50
Figure A-20-b. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Low Slack in the Northern MSC. Shown are plan-view contours of TSS measured with
ADCP mid-depth.
Depth = Near Bottom
N
LSN2
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382TS
S (m
g/L)
10
20
30
40
50
Figure A-20-c. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Low Slack in the Northern MSC. Shown are plan-view contours of TSS measured with
ADCP near-bottom.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-17
Figure A-21-a. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Flood in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP
near-surface.
Depth = 6.05m
N
MFN1
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382TS
S (m
g/L)
10
20
30
40
50
Figure A-21-b. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Flood in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP
mid-depth.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-18
Depth = Near Bottom
N
MFN1
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382
TSS
(mg/
L)
10
20
30
40
50
Figure A-21-c. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Flood in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP
near-bottom.
Figure A-22-a. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Flood in the Northern MSC. Shown are plan-view contours of TSS measured with
ADCP near-surface.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-19
Figure A-22-b. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Flood in the Northern MSC. Shown are plan-view contours of TSS measured with
ADCP mid-depth.
Depth = Near Bottom
N
MFN2
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382TS
S (m
g/L)
10
20
30
40
50
Figure A-22-c. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Flood in the Northern MSC. Shown are plan-view contours of TSS measured with
ADCP near-bottom.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-20
Figure A-23-a. Suspended Sediment Concentration (TSS) Measured with ADCP during First High Slack in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP
near-surface.
Depth = 6.05m
N
HSN1
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382TS
S (m
g/L)
10
20
30
40
50
Figure A-23-b. Suspended Sediment Concentration (TSS) Measured with ADCP during First High Slack in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP
mid-depth.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-21
Figure A-23-c. Suspended Sediment Concentration (TSS) Measured with ADCP during First High Slack in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP
near-bottom.
Depth = 2.05m
N
HSN2
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382TS
S (m
g/L)
10
20
30
40
50
Figure A-24-a. Suspended Sediment Concentration (TSS) Measured with ADCP during Second High Slack in the Northern MSC. Shown are plan-view contours of TSS measured with
ADCP near-surface.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-22
Depth = 6.05m
N
HSN2
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382
TSS
(mg/
L)
10
20
30
40
50
Figure A-24-b. Suspended Sediment Concentration (TSS) Measured with ADCP during Second High Slack in the Northern MSC. Shown are plan-view contours of TSS measured with
ADCP mid-depth.
Depth = Near Bottom
N
HSN2
-71.05 -71.048 -71.046 -71.044 -71.042
42.375
42.376
42.377
42.378
42.379
42.38
42.381
42.382
TSS
(mg/
L)
10
20
30
40
50
Figure A-24-c. Suspended Sediment Concentration (TSS) Measured with ADCP during
Second High Slack in the Northern MSC. Shown are plan-view contours of TSS measured with ADCP near-bottom.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-23
Figure A-25-a. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Ebb in the Southern MSC. Shown are plan-view contours of TSS measured with ADCP
near-surface.
Figure A-25-b. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Ebb in the Southern MSC. Shown are plan-view contours of TSS measured with ADCP
mid-depth.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-24
Depth = Near Bottom
N
MES1
-71.006 -71.004 -71.002 -71 -70.998 -70.996 -70.994 -70.992 -70.9942.33
42.331
42.332
42.333
42.334
42.335
42.336
42.337
42.338
TSS
(mg/
L)
10
20
30
40
50
Figure A-25-c. Suspended Sediment Concentration (TSS) Measured with ADCP during First
Max Ebb in the Southern MSC. Shown are plan-view contours of TSS measured with ADCP near-bottom.
Figure A-26-a. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Ebb in the Southern MSC. Shown are plan-view contours of TSS measured with
ADCP near-surface.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-25
Figure A-26-b. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Ebb in the Southern MSC. Shown are plan-view contours of TSS measured with
ADCP mid-depth.
Figure A-26-c. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Ebb in the Southern MSC. Shown are plan-view contours of TSS measured with
ADCP near-bottom.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-26
Figure A-27-a. Suspended Sediment Concentration (TSS) Measured with ADCP during First Low Slack in the Southern MSC. Shown are plan-view contours of TSS measured with ADCP
near-surface.
Figure A-27-b. Suspended Sediment Concentration (TSS) Measured with ADCP during First Low Slack in the Southern MSC. Shown are plan-view contours of TSS measured with ADCP
mid-depth.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-27
Figure A-27-c. Suspended Sediment Concentration (TSS) Measured with ADCP during First Low Slack in the Southern MSC. Shown are plan-view contours of TSS measured with ADCP
near-bottom.
Figure A-28-a. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Low Slack in the Southern MSC. Shown are plan-view contours of TSS measured with
ADCP near-surface.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-28
Figure A-28-b. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Low Slack in the Southern MSC. Shown are plan-view contours of TSS measured with
ADCP mid-depth.
Figure A-28-c. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Low Slack in the Southern MSC. Shown are plan-view contours of TSS measured with
ADCP near-bottom.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-29
Depth = 2.05m
N
MFS1
-71.006 -71.004 -71.002 -71 -70.998 -70.996 -70.994 -70.992 -70.9942.33
42.331
42.332
42.333
42.334
42.335
42.336
42.337
42.338
TSS
(mg/
L)
10
20
30
40
50
Figure A-29-a. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Flood in the Southern MSC. Shown are plan-view contours of TSS measured with ADCP
near-surface.
Figure A-29-b. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Flood in the Southern MSC. Shown are plan-view contours of TSS measured with ADCP
mid-depth.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-30
Figure A-29-c. Suspended Sediment Concentration (TSS) Measured with ADCP during First Max Flood in the Southern MSC. Shown are plan-view contours of TSS measured with ADCP
near-bottom.
Figure A-30-a. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Flood in the Southern MSC. Shown are plan-view contours of TSS measured with
ADCP near-surface.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-31
Figure A-30-b. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Flood in the Southern MSC. Shown are plan-view contours of TSS measured with
ADCP mid-depth.
Figure A-30-c. Suspended Sediment Concentration (TSS) Measured with ADCP during Second Max Flood in the Southern MSC. Shown are plan-view contours of TSS measured with
ADCP near-bottom.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-32
Figure A-31-a. Suspended Sediment Concentration (TSS) Measured with ADCP during First High Slack in the Southern MSC. Shown are plan-view contours of TSS measured with ADCP
near-surface.
Figure A-31-b. Suspended Sediment Concentration (TSS) Measured with ADCP during First High Slack in the Southern MSC. Shown are plan-view contours of TSS measured with ADCP
mid-depth.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-33
Figure A-31-c. Suspended Sediment Concentration (TSS) Measured with ADCP during First High Slack in the Southern MSC. Shown are plan-view contours of TSS measured with ADCP
near-bottom.
Figure A-32-a. Suspended Sediment Concentration (TSS) Measured with ADCP during Second High Slack in the Southern MSC. Shown are plan-view contours of TSS measured with
ADCP near-surface.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-34
Figure A-32-b. Suspended Sediment Concentration (TSS) Measured with ADCP during Second High Slack in the Southern MSC. Shown are plan-view contours of TSS measured with
ADCP mid-depth.
Figure A-32-c. Suspended Sediment Concentration (TSS) Measured with ADCP during Second High Slack in the Southern MSC. Shown are plan-view contours of TSS measured with
ADCP near-bottom.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-35
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
TSS
Con
c (m
g/L)
0255075100125
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
A00:01
B00:03
C00:06
D00:19
E00:32
F00:43
Distance(m)
Figure A-33. Suspended Sediment Concentration (TSS) Measured with ADCP during July 1, 2008 High Slack Disposal into the Mystic River CAD Cell. Presented are vertical slices of TSS (above
background) measured with ADCP along each vessel transect. The approximate location of the channel boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-36
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
TSS
Con
c (m
g/L)
0255075100125
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
A00:01
B00:05
C00:09
D00:12
E00:15
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
F00:26
G00:37
H00:40
I01:05
J01:11
Distance(m) Figure A-34. Suspended Sediment Concentration (TSS) Measured with ADCP during October 3, 2008
Low Slack Disposal into the Mystic River CAD Cell. Presented are vertical slices of TSS (above background) measured with ADCP along each vessel transect. The approximate location of the channel
boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-37
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
TSS
Con
c (m
g/L)
0255075100125
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
A00:02
B00:09
C00:13
D00:16
E00:32
F00:36
Distance(m)
Figure A-35. Suspended Sediment Concentration (TSS) Measured with ADCP during October 3, 2008 High Slack Disposal into the Mystic River CAD Cell. Presented are vertical slices of TSS (above
background) measured with ADCP along each vessel transect. The approximate location of the channel boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-38
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
TSS
Con
c (m
g/L)
0255075100125
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
A00:09
B00:12
C00:14
D00:17
E00:44
F00:50
Distance(m)
Figure A-36. Suspended Sediment Concentration (TSS) Measured with ADCP during October 27, 2008 Low Slack Disposal into the Mystic River CAD Cell. Presented are vertical slices of TSS (above background) measured with ADCP along each vessel transect. The approximate location of the channel
boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-39
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
TSS
Con
c (m
g/L)
0255075100125
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
A00:02
B00:05
C00:09
D00:12
E00:14
Di t ( )
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
Dep
th(m
)
-150 -100 -50 0 50 100 150
0
10
20
F00:42
G00:45
H00:47
I00:49
J00:52
K00:55
Distance(m)
Figure A-37. Suspended Sediment Concentration (TSS) Measured with ADCP during October 28,
2008 High Slack Disposal into the Mystic River CAD Cell. Presented are vertical slices of TSS (above background) measured with ADCP along each vessel transect. The approximate location of the channel
boundaries are shown as dashed lines.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-40
Depth = 2.05m
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Figure A-38-a. Suspended Sediment Concentration (TSS) Measured with ADCP during July 1, 2008 High Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view contour of
TSS (above background) measured with ADCP near-surface.
Depth = 6.05m
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Figure A-38-b. Suspended Sediment Concentration (TSS) Measured with ADCP during July 1, 2008 High Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view contour of
TSS (above background) measured with ADCP mid-depth.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-41
Figure A-38-c. Suspended Sediment Concentration (TSS) Measured with ADCP during July 1, 2008 High Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view contour of
TSS (above background) measured with ADCP near-bottom.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-42
Depth = 2.05m
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Depth = 2.05m
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Figure A-39-a. Suspended Sediment Concentration (TSS) Measured with ADCP during
October 3, 2008 Low Slack Disposal into the Mystic River CAD Cell. Presented are the plan-view contours of TSS (above background) measured with ADCP near-surface from 1 to 15 minutes (upper)
and from 26 to 71 minutes (lower).
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-43
Depth = 6.05m
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Figure A-39-b. Suspended Sediment Concentration (TSS) Measured with ADCP during October 3, 2008 Low Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view
contour of TSS (above background) measured with ADCP mid-depth from 1 to 15 minutes (upper) and from 26 to 71 minutes (lower).
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-44
Depth = Near Bottom
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Figure A-39-c. Suspended Sediment Concentration (TSS) Measured with ADCP during October 3, 2008 Low Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view
contour of TSS (above background) measured with ADCP near-bottom from 1 to 15 minutes (upper) and from 26 to 71 minutes (lower).
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-45
Figure A-40-a. Suspended Sediment Concentration (TSS) Measured with ADCP during October 3, 2008 High Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view
contour of TSS (above background) measured with ADCP near-surface.
Figure A-40-b. Suspended Sediment Concentration (TSS) Measured with ADCP during October 3, 2008 High Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view
contour of TSS (above background) measured with ADCP mid-depth.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-46
Figure A-40-c. Suspended Sediment Concentration (TSS) Measured with ADCP during October 3, 2008 High Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view
contour of TSS (above background) measured with ADCP near-bottom.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-47
Depth = 2.05m
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Figure A-41-a. Suspended Sediment Concentration (TSS) Measured with ADCP during
October 27, 2008 Low Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view contour of TSS (above background) measured with ADCP near-surface.
Depth = 6.05m
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)20
40
60
80
100
Figure A-41-b. Suspended Sediment Concentration (TSS) Measured with ADCP during
October 27, 2008 Low Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view contour of TSS (above background) measured with ADCP mid-depth.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-48
Depth = Near Bottom
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Figure A-41-c. Suspended Sediment Concentration (TSS) Measured with ADCP during
October 27, 2008 Low Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view contour of TSS (above background) measured with ADCP near-bottom.
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-49
Depth = 2.05m
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Depth = 2.05m
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Figure A-42-a. Suspended Sediment Concentration (TSS) Measured with ADCP during
October 28, 2008 High Slack Disposal into the Mystic River CAD Cell. Presented are the plan-view contours of TSS (above background) measured with ADCP near-surface from 2 to 14 minutes (upper)
and from 42 to 55 minutes (lower).
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-50
Depth = 6.05m
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Depth = 6.05m
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Figure A-42-b. Suspended Sediment Concentration (TSS) Measured with ADCP during
October 28, 2008 High Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view contour of TSS (above background) measured with ADCP mid-depth from 2 to 14 minutes (upper)
and from 42 to 55 minutes (lower).
Boston Harbor Inner Harbor Maintenance Dredging Project June 2009 Plume Monitoring Final Summary Report Page A-51
Depth = Near Bottom
N
-71.058 -71.056 -71.054 -71.052 -71.05 -71.048 -71.046 -71.04442.383
42.384
42.385
42.386
42.387
42.388
42.389
TSS
(mg/
L)
20
40
60
80
100
Figure A-42-c. Suspended Sediment Concentration (TSS) Measured with ADCP during
October 28, 2008 High Slack Disposal into the Mystic River CAD Cell. Presented is the plan-view contour of TSS (above background) measured with ADCP near-bottom from 2 to 14 minutes (upper)
and from 42 to 55 minutes (lower).
