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TRANSCRIPT
FIGURES
Pierce County
T 21 N/R 03 E - 26
PM: RAB
January 2012
1922-046F
Site DiagramTacoma Public Utilities: Steam Plant
Figure 1
East 1
1th
Street
Taylor Way
RNB1
RNB2
RNB4
RNB5
RNB15
RNB14
RNB13
P3
RNB6
MW-6AMW-6B
MW-7B
MW-7A
MW-7B
MW-8AMW-8B
RNB7
RNB8
Bulkhead
Shoreline
Substation
Asphalt
AsphaltBench
StormwaterDepression
StormwaterDepression
WellHouse
RNB9
RNB10
RNB11
DOF-2
DOF-1
Tower
MW-7A
11th
Stree
t Dra
wbrid
ge
Hylebos Waterway
RNB3
Legend:
Monitor Well Location
Borehole Location
NApproximateAerial Boundary
TAYLOR WAY
EAST 11
TH STR
EET
N
300’0’
Note: Image from Tacoma govMe Website
Scale 1” = ~300’
Note: Basemap taken from USGS Tacoma North Quad
Scale 1” = 1000’
N
0’ 1000’
120’0’
ID Northing Easting ID Northing Easting
RNB1 47.27676 -122.39391 MW68 47.27598 -122.39394
RNB2 47.27661 -122.39399 RNB13 47.27618 -122.39355
RNB3 47.27641 -122.39408 RNB14 47.27632 -122.39359
RNB4 47.27648 -122.39425 RNB15 47.27644 -122.39365
RNB5 47.27637 -122.39387 MW7A 47.27667 -122.39365
RNB6 47.2761 -122.39396 MW7B 47.27667 -122.39363
RNB7 47.27605 -122.39337 MW8A 47.27629 -122.39404
RNB8 47.27628 -122.39341 MW8B 47.27629 -122.39401
RNB9 47.27661 -122.39349 DOF-1 47.27655 -122.39371
RNB10 47.27620 -122.39306 DOF-2 47.27625 -122.39284
RNB11 57.27587 -122.39350 P3 47.27605 -122.39352
MW6A 47.27595 -122.39393
Well Location GPS Coordinates
Pierce County
T 21 N/R 03 E - 26
Scale 1” = 120’
PM: RAB
January 2012
1922-046F
1’1’
3’
3’
5’
5’
7’
?
?
Shallow Water LevelsTacoma Public Utilities: Steam Plant pH Investigation
Figure 3
East 1
1th
Street
Taylor Way
RNB1
RNB2
RNB4
RNB5RNB15
RNB14
RNB13
RNB3
RNB6
MW-6AMW-6B
MW-7A
MW-7B
MW-8AMW-8B
RNB7
RNB8
Bulkhead
Shoreline
Substation
Asphalt
AsphaltBench
StormwaterDepression
StormwaterDepression
WellHouse
RNB9
RNB10
RNB11
DOF-2
DOF-1
TowerMW-7B
MW-7A
11th
Stree
t Dra
wbrid
ge
Hylebos Waterway
7.73’
9.94’
10.59’
8.56’
9.16’
11’
10’
9’
8’
7’
P3
7’
7’
MW-7B Well location / ID
Groundwater contourinterval
Approximate crushedconcrete fill layer
Water level elevationmeasured on 11/15/11
9.64’
Legend:
Pierce County
T 21 N/R 03 E - 26
Scale 1” = 120’
PM: RAB
January 2012
1922-046F
1’1’
3’
3’
5’
5’
7’
?
?
Deep Water LevelsTacoma Public Utilities: Steam Plant pH Investigation
Figure 4
East 1
1th
Street
Taylor Way
RNB1
RNB2
RNB4
RNB5RNB15
RNB14
RNB13
RNB3
RNB6
MW-6AMW-6B
MW-7A
MW-7B
MW-8AMW-8B
RNB7
RNB8
Bulkhead
Shoreline
Substation
Asphalt
AsphaltBench
StormwaterDepression
StormwaterDepression
WellHouse
RNB9
RNB10
RNB11
DOF-2
DOF-1
TowerMW-7B
MW-7A
11th
Stree
t Dra
wbrid
ge
Hylebos Waterway
8.96’
7.64’
9.16’
P3
N
120’0’
7’
7’
MW-7B
Legend:
Well location / ID
Groundwater contourinterval
Approximate crushedconcrete fill layer
Water level elevationmeasured on 11/15/11
Groundwater FlowDirection
9.64’
10’
9’
8’ 7’
Pierce County
T 21 N/R 03 E - 26
Scale 1” = 120’
PM: RAB
January 2012
1922-046F
Soil pH and Crushed Concrete Layer Location MapTacoma Public Utilities: Steam Plant pH Investigation
Figure 5
1’1’
3’
3’
5’
5’
7’
?
?
East 1
1th
Street
Taylor Way
RNB1
RNB2
RNB4
RNB5RNB15
RNB14
RNB13
RNB3
RNB6
MW-6AMW-6B
MW-7A
MW-7B
MW-8AMW-8B
RNB7
RNB8
Bulkhead
Substation
Asphalt
AsphaltBench
StormwaterDepression
StormwaterDepression
WellHouse
RNB9
RNB10
RNB11
Shoreline
DOF-2
DOF-1
TowerMW-7B
MW-7A
11th
Stree
t Dra
wbrid
ge
Hylebos Waterway
P3
Depth Field Lab Depth Field Lab Depth Field Lab Depth Field Lab
RN B1 RN B5 cont. RN B10 MW-6A/B 1 6.54 5 10.53 1 8.84 1 8.41
3.5 6.9 7 10.41 5 8.6 2.5 7.31 5 7.89 B6 6 8.2 4 6.06 7 8.31 1 11.22 11.59 7.5 8.35 5 7.05 8 8.15 2.5 9.64 10 8.65 6 6.92
10 7.65 5 9.33 12 7.55 7.5 6.65 12 7.45 6 9.51 RN B11 10 6.59 13 8.1 7.5 9 1 9.7 12 7.03 15 7.2 10 8.98 2.5 10.25 13.5 5.8 16 6.9 12.5 8.35 5 11.07 11.84 15 5.72
17.5 6.7 14.5 8.69 7.5 6.93 17.5 5.46 20 6.07 15 8.63 10 7.62 20 6.05 RN B2 RN B7 11 7.11 MW-7A 1 8.43 1 9.75 12 7.03 1 9.73
2.5 9.71 10.13 2.5 11.65 11.38 12.5 6.31 4 11.35 4 9.06 5 9.45 13.5 5.8 7 8.83 5 9.35 6 8.15 15 5.72 10 7.95 7 9.11 7.5 8.7 17.5 5.46 12.5 8.05
8.5 8.21 10 8.98 20 6.05 15 8.14 10 8.89 RN B8 RN B13 MW-7B
RN B3A/B 1 7.75 1 9.43 1 12.42 11.2 2 11.24 11.65 2.5 9.02 2 8.15 1.5 9.73
5 (A) 11.05 10.18 5 8.7 2.5 11.4 5 8.78 5 (B) 10.91 6 6.93 5 6.35 6.5 10.95 10.55
6 11.31 11.63 7.5 7.8 10 5.84 9 11.8 11.37 7 10.51 10 7.97 RN B14 MW-8A/B RN B4 12 8.04 1 9.37 1 12.46 11.85 1 8.94 13 7.86 2.5 8.98 2.5 9.27
2.5 9.24 15 7.79 5 9.37 5 8.89 5 9.95 9.32 RN B9 7 9.47 7.5 8.2 6 6.81 1 8.57 9 7.23 10 9.02
7.5 7.82 2.5 10.57 10.79 RN B15 15 9.03 10 7.93 5 9.57 10.02 No samples returned 20 8.12 RN B5 7.5 8.2 1 10.31 10 8.31 Note: Red indicates pH at or above 9 pH units 2 11.28 12.5 7.46 3 - 8.65 15 8.15
Approximate crushed concrete layer depth
Borehole with elevated soil pHreadings (>9.0)
Borehole with normal soil pH(6.0 to 9.0)
Well ID / Borehole IDRNB9
N
120’0’
7’
Legend:
Pierce County
T 21 N/R 03 E - 26
Scale 1” = 120’
PM: RAB
January 2012
1922-046F
Water pH Measurements and the Crushed Concrete Layer Site MapTacoma Public Utilities:Steam Plant pH Investigation
Figure 6
1’1’
3’
3’
5’
5’
7’
?
?
East 1
1th
Street
Taylor Way
RNB1
RNB2
RNB4
RNB5RNB15
RNB14
RNB13
RNB3
RNB6
MW-6AMW-6B
MW-7A
MW-7B
MW-8AMW-8B
RNB7
RNB8
Bulkhead
Substation
Asphalt
AsphaltBench
StormwaterDepression
StormwaterDepression
WellHouse
RNB9
RNB10
RNB11
P3
Shoreline
DOF-2
DOF-1
TowerMW-7B
MW-7A
11th
Stree
t Dra
wbrid
ge
Hylebos Waterway
6.26 (shallow)
6.88
N/A
N/A
7.14
8.058.14
7.31 (shallow)
7.19
7.13
6.89
N/A
N/A
N/A
6.05
8.38
10.18
7.01
6.07
6.77
6.92
6.88 (deep)
7.13 (deep)no water sample (shallow)
7.95 (deep)
6.05 Normal water pH reading (6.0 to 8.0)
Elevated pH reading (>8.0)
No pH measurement
Well Location
Borehole Location
Well/Borehole ID
Approximate crushed concrete layer depth
Approximate pH Plume Boundary
10.18
N/A
RNB6
N
120’0’
7’Approximate pH Plume Boundary
Legend:
1’1’
3’
3’
5’
5’
7’
?
?
Pierce County
T 21 N/R 03 E - 26
Scale 1” = 120’
PM: RAB
January 2012
1922-046F
Summary of Analytical Results of Metals in SoilsTacoma Public Utilities: Steam Plant pH Investigation
Figure 10
East 1
1th
Street
Taylor Way
RNB1
RNB2
RNB4
RNB5
RNB15
RNB14
RNB13
RNB3
RNB6
MW-6AMW-6B
MW-7A
MW-7B
MW-8AMW-8B
RNB7
RNB8
Bulkhead
Substation
Asphalt
AsphaltBench
StormwaterDepression
StormwaterDepression
WellHouse
RNB9
RNB10
RNB11
P3
Shoreline
DOF-2
DOF-1
TowerMW-7B
MW-7A
11th
Stree
t Dra
wbrid
ge
Hylebos WaterwayRNB1-8’
PbCuAsHg
<5.010<5.0<0.5
RNB2-7’
PbCuAsHg
<5.0<5.0<5.0<0.5
RNB3-2’PbCuAsHg
62297.1<0.5
RNB3-5’
PbCuAsHg
225154
<0.522
RNB4-9’PbCuAsHg
1588.0<5.0<0.5
RNB5-3’
PbCuAsHg
77235
<0.533
RNB6-1’
PbCuAsHg
51347.0<0.5 RNB7-2.5’
PbCuAsHg
201277.9<0.5
RNB6-7’
PbCuAsHg
<5.01211<0.5 RNB7-10’
PbCuAsHg
51147.1<0.5
RNB8-10’
PbCuAsHg
<5.0157.8<0.5
RNB9-2.5’
PbCuAsHg
35525.6<0.5
RNB9-10’
PbCuAsHg
587.46.1<0.5
RNB8-13’
PbCuAsHg
<5.0266.1<0.5
RNB10-9’
PbCuAsHg
30116.6<0.5
RNB11-5’PbCuAsHg
352011<0.5
MW-6A/B-10’
PbCuAsHg
<5.0<5.0<5.0<0.5
MW-8A/B-1’
PbCuAsHg
49139.9<0.5
MW-7A/B-1’
PbCuAsHg
6824<5.0<0.5
MW-7A/B-5’
PbCuAsHg
7432<5.0<0.5
MW-7A/B-9’
PbCuAsHg
1132919<0.5
MW-8A/B-10’
PbCuAsHg
2103811<0.5
RNB13-2.5’
PbCuAsHg
30352<5.0<0.5
RNB14-7’
PbCuAsHg
12928<5.0<0.5
Pb - Lead
Cu - Copper
As - Arsenic
Hg - Mercury
MTCA Method A - 1,000 mg/kg
MTCA Method B - 3,200 mg/kg
MTCA Method A - 20 mg/kg
MTCA Method A - 2 mg/kg
Respective Cleanup Levelfor Industrial Properties
Analyte
Red text indicates sample is aboveapplicable cleanup level
Note: All soil samples were reported below detection limits for Cadmium (1.0 mg/kg) and Chromium (5.0 mg/kg)
Method A Cleanup Levels for Industrial PropertiesCadmium (2 mg/kg) and Chromium (19 / 2,000 mg/kg) N
120’0’
7’Approximate crushedconcrete layer depth
Well Location
Borehole Location
Well/Borehole IDRNB6
MW-7A/B-15’
PbCuAsHg
<5.0<5.0<5.0<0.5
Legend:
Pierce County
T 21 N/R 03 E - 26
Scale 1” = 120’
PM: RAB
January 2012
1922-046F
Summary of Analytical Results of Total Metals in Groundwater Tacoma Public Utilities: Steam Plant pH Investigation
Figure 11
East 1
1th
Street
Taylor Way
RNB1
RNB2
RNB4
RNB5B15
RNB14
RNB13
RNB3
RNB6
MW-6AMW-6B
MW-7A
MW-7B
MW-8AMW-8B
RNB7
RNB8
Bulkhead
Substation
Asphalt
AsphaltBench
StormwaterDepressions
StormwaterDepression
WellHouse
RNB9
RNB10
RNB11
P3
Shoreline
DOF-2
DOF-1
TowerMW-7B
MW-7A
11th
Stree
t Dra
wbrid
ge
Hylebos Waterway
1’1’
3’
3’
5’
5’
7’
?
?
RNB1-SW
PbCuAsHgCdCr
<0.54.03.8<0.10.40.8
Pb - Lead
Cu - Copper
As - Arsenic
Hg - Mercury
Cd - Cadmium
Cr - Chromium
MTCA Method A - 15 ug/L
MTCA Method B - 640 ug/L
MTCA Method A - 5 ug/L
MTCA Method A - 2 ug/L
MTCA Method A - 5 ug/L
MTCA Method A - 50 ug/L
Respective Cleanup Levelfor Industrial Properties
Analyte
Red text indicates sample is aboveapplicable cleanup level
RNB1-DW
PbCuAsHgCdCr
1.69.70.9<0.1<0.210.6RNB2-SW
PbCuAsHgCdCr
<0.5<0.5<0.5<0.1<0.20.9
RNB4-SW
PbCuAsHgCdCr
<0.52.21.0<0.1<0.21.0
RNB6-SW
PbCuAsHgCdCr
6.222.74.4<0.1<0.221.2
RNB7-SW
PbCuAsHgCdCr
2.413.10.8<0.1<0.25.9
RNB8-SW
PbCuAsHgCdCr
<0.5<0.5<0.5<0.1<0.24.8
RNB8-DW
PbCuAsHgCdCr
<0.51.40.7<0.1<0.21.8
RNB9-DW
PbCuAsHgCdCr
3.88.31.5<0.1<0.226.6
RNB10-SW
PbCuAsHgCdCr
<0.52.00.6<0.1<0.22.2
RNB11-SW
PbCuAsHgCdCr
1.94.6
<0.1<0.27.8
23.5
MW-7A
PbCuAsHgCdCr
<0.5<0.50.90.2<0.22.4
MW-7B
PbCuAsHgCdCr
21.5
8.214.8
0.50.35.3
MW-6A
PbCuAsHgCdCr
<0.5<0.54.6<0.1<0.21.1
MW-6B
PbCuAsHgCdCr
<0.5<0.5<0.5<0.1<0.2<0.5
MW-8A
PbCuAsHgCdCr
<0.5<0.5<0.5<0.1<0.20.9
B8-SW’
PbCuAsHgCdCr
<0.5<0.5
<0.1<0.2<0.5
28.6
MW-8B
PbCuAsHgCdCr
<0.53.33.30.7<0.20.7
Dof-2
PbCuAsHgCdCr
1.3175
<0.1<0.216.9
27.7
Dof-1
N
120’0’
7’Approximate crushed concrete layer depth
Well Location
Borehole Location
Well/Borehole IDRNB6
Legend:
Notes:Shallow Groundwater samplesRNB1-SW, RNB2-SW, RNB4-SW, RNB6-SW, RNB7-SW, RNB8-SW, RNB10-SW, RNB11-SW,MW-6B, MW-7B, MW-8B,Dof-A, and Dof-2
Deep Groundwater samplesRNB1-DW, RNB8-DW, RNB9-DW,MW-6A, MW-7A, and MW-8A
Pierce County
T 21 N/R 03 E - 26
Scale 1” = 120’
PM: RAB
January 2012
1922-046F
Summary of Analytical Results of Dissolved Metals in GroundwaterTacoma Public Utilities: Steam Plant pH Investigation
Figure 12
1’1’
3’
3’
5’
5’
7’
?
?
East 1
1th
Street
Taylor Way
RNB1
RNB2
RNB4
RNB5RNB15
RNB14
RNB13
RNB3
RNB6
MW-6AMW-6B
MW-7A
MW-7B
MW-8AMW-8B
RNB7
RNB8
Bulkhead
Substation
Asphalt
AsphaltBench
StormwaterDepressions
StormwaterDepression
WellHouse
RNB9
RNB10
RNB11
P3
Shoreline
DOF-2
DOF-1
TowerMW-7B
MW-7A
11th
Stree
t Dra
wbrid
ge
Hylebos WaterwayRNB1-SW
PbCuAsHgCdCr
<0.54.02.5<0.10.40.6
Pb - Lead
Cu - Copper
As - Arsenic
Hg - Mercury
Cd - Cadmium
Cr - Chromium
MTCA Method A - 15 ug/L
MTCA Method B - 640 ug/L
MTCA Method A - 5 ug/L
MTCA Method A - 2 ug/L
MTCA Method A - 5 ug/L
MTCA Method A - 50 ug/L
Respective Cleanup Levelfor Industrial Properties
Analyte
Red text indicates sample is aboveapplicable cleanup level
RNB1-DW
PbCuAsHgCdCr
<0.5<0.5<0.5<0.1<0.2<0.5RNB2-SW
PbCuAsHgCdCr
<0.5<0.5<0.5<0.1<0.2<0.5
RNB4-SW
PbCuAsHgCdCr
<0.51.50.6<0.1<0.2<0.5
RNB6-SW
PbCuAsHgCdCr
<0.5<0.50.6<0.1<0.2<0.5
RNB7-SW
PbCuAsHgCdCr
<0.52.0<0.5<0.1<0.21.2
RNB8-SW
PbCuAsHgCdCr
<0.5<0.5<0.5<0.1<0.24.3
RNB8-DW
PbCuAsHgCdCr
<0.51.2<0.5<0.1<0.2<0.5
RNB9-DW
PbCuAsHgCdCr
<0.5<0.50.5<0.1<0.21.1
RNB10-SW
PbCuAsHgCdCr
<0.5<0.5<0.5<0.1<0.20.8
RNB11-SW
PbCuAsHgCdCr
<0.54.7
<0.1<0.23.8
18.7
N
120’0’
Notes:Shallow Groundwater samplesRNB1-SW, RNB2-SW, RNB4-SW, RNB6-SW, RNB7-SW, RNB8-SW, RNB10-SW, RNB11-SW,MW-6B, MW-7B, MW-8B,Dof-A, and Dof-2
Deep Groundwater samplesRNB1-DW, RNB8-DW, RNB9-DW,MW-6A, MW-7A, and MW-8A
7’Approximate crushed concrete layer depth
Well Location
Borehole Location
Well/Borehole IDRNB6
Legend:
APPENDIX A
APPENDIX B
APPENDIX C
TABLE 1 - Soil and Groundwater Sampling Parameters POT Steam Plant Site
Tacoma, Washington
Probe and
Well
Samples
Method1
Lower Reporting
Limit2
(mg/kg)
Probe
Samples
Well
Samples Method
1Lower Reporting
Limit2
(ug/L)
Field Measurements
pH -- -- -- X X Probe --
Temperature -- -- -- X X Probe --
Specific Conductance -- -- -- X X Probe --
Turbidity -- -- -- X X Probe --
ORP -- -- -- X X Probe * --
Dissolved Oxygen -- -- -- X X Probe --
Ferrous Iron -- -- -- X X Hach kit --
Lab Analyses
Metals
Arsenic X Method 6010B 5.0 X X Method 200.8 3
0.5
Cadmium X Method 6010B 0.2 X X Method 200.8 3
0.2
Chromium X Method 6010B 0.5 X X Method 200.8 3
0.5
Copper X Method 6010B 0.2 X X Method 200.8 3
0.5
Lead X Method 6010B 2 X X Method 200.8 3 1
Mercury X Method 7471A 0.1 X X Method 7470A 0.02
PCBs (as Aroclors) -- -- -- -- X Method 8082 0.01
Iron (dissolved) -- -- -- -- X Method 6010B 50
Sulfate and total Sulfides -- -- -- -- X 300.0 & 376.2 100 / 50
Manganese (dissolved) -- -- -- -- X Method 6010B 1
Calcium & Magnesium (Hardness) -- -- -- -- X M.6010B / SM 2340B 50
pH X 9045D 0.05 SU (prec.) -- -- 9040C 0.05 SU (prec.)
Alkalinity -- -- -- -- X SM.2320 1000
Chloride -- -- -- -- X 300.0 100
DOC -- -- -- -- X 415.1/9060 1500
1 Unless otherwise noted, methods are EPA Methods specified in EPA reference publication SW-846
2 These are generally achievable lower reporting limits.
3
* Calibrate and record for known ion pairs (reference electrode employed shall be reported with data, such as Ag/AgCl, calomel, etc.)
to allow determination of Eh
Reporting limits may be greater due to dilutions (i.e., x10) to address matrix interference in samples with high dissolved solids. Interference and
Soil Groundwater
Sample Measurement
Parameters
TPU Sample grid.xlsx Page 1 of 1