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Table 1. Alberta Tier 1 Soil Remediation Guidelines*
Soil Type
Land Use
Unit (unless otherwise indicated)
Boron (mg/L in saturated paste extract)
Nickel
Ethylbenzene
Xylenes
Tetrachloroethene
(Tetrachloroethylene,
Perchloroethylene, PCE)
Trichloromethane (Chloroform)
Methanol
Sulfolane
Fine
Coarse
Natural Area
Agricultural
Residential/
Parkland
Commercial
Industrial
Natural Area
Agricultural
Residential/
Parkland
Commercial
Industrial
(mg/kg)
3.3
45
0.073
0.99
(mg/kg)
3.3
45
0.073
0.99
(mg/kg)
3.3
45
0.073
0.99
(mg/kg)
5.0
89
0.073
0.99
(mg/kg)
5.0
89
0.073
0.99
(mg/kg)
3.3
45
0.14
1.9
(mg/kg)
3.3
45
0.14
1.9
(mg/kg)
3.3
45
0.14
1.9
(mg/kg)
5.0
89
0.14
1.9
(mg/kg)
5.0
89
0.14
1.9
0.26
0.26
0.26
0.26
0.26
0.46
0.018
0.018
0.22
0.22
0.0029
37
0.18
0.0029
37
0.18
0.0029
37
0.18
0.0029
37
0.18
0.0029
37
0.18
0.0030
11
0.21
0.0030
11
0.21
0.0030
11
0.21
0.0030
11
0.21
0.0030
11
0.21
* Revised guidelines are shown in red
Table 2. Alberta Tier 1 Groundwater Remediation Guidelines*
Soil Type
Land Use
Unit
Boron
Ethylbenzene
Xylenes
Tetrachloroethene (Tetrachloroethylene,
Perchloroethylene, PCE)
Methanol
* Revised guidelines are shown in red
Fine
Commercial/
Industrial
(mg/L)
1.5
0.0016
0.02
Coarse
Residential/
Agricultural
Parkland
(mg/L)
(mg/L)
1.0
1.5
0.0016
0.0016
0.02
0.02
Natural Area
Agricultural
(mg/L)
1.5
0.0016
0.02
(mg/L)
1.0
0.0016
0.02
Residential/
Parkland
(mg/L)
1.5
0.0016
0.02
0.010
0.010
0.010
0.010
0.010
0.010
0.010
0.010
19
19
19
19
19
19
19
19
Natural Area
(mg/L)
1.5
0.0016
0.02
Commercial/
Industrial
(mg/L)
1.5
0.0016
0.02
Table 3. Alberta Tier 1 Subsoil Remediation Guidelines (BTEX and PHCs Only)*
Soil Type
Natural Area
Agricultural
(mg/kg)
(mg/kg)
Fine
Residential/
Parkland
(mg/kg)
Ethylbenzene
0.073
0.073
0.073
0.073
0.073
0.14
0.14
Xylenes
0.99
0.99
0.99
0.99
0.99
1.9
1.9
Land Use
Unit
* Revised guidelines are shown in red
Commercial
Industrial
Natural Area
Agricultural
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
Coarse
Residential/
Parkland
(mg/kg)
Commercial
Industrial
(mg/kg)
(mg/kg)
0.14
0.14
0.14
1.9
1.9
1.9
Table A-1. Surface Soil Remediation Guideline Values for Natural Area Land Use - All Exposure Pathways*
Receptor
Overall Guideline
Protection of Domestic
Use Aquifer
Pathway
Soil Type
Fine
Building Type
Unit (unless otherwise indicated)
(mg/kg)
Boron (mg/L in saturated paste extract)
3.3
Chromium (total)
64
Nickel
45
Ethylbenzene
0.073
Xylenes
0.99
Tetrachloroethene (Tetrachloroethylene,
0.26
Perchloroethylene, PCE)
Trichloromethane (Chloroform)
0.0029
Methanol
37
* Revised guidelines are shown in red
Human
Coarse
Ecological
Livestock Soil Wildlife Soil
Direct Soil
Nutrient Energy
and Food
and Food
Contact
Cycling Check
Ingestion
Ingestion
Fine
Coarse
(mg/kg) (mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
3.3
3.3
64
64
45
45
171
528
120
55
1,600
640
65
95
6,600
2,600
Other
Protection of
Protection of
Management
Freshwater Aquatic
Wildlife Water
Limit
Life
Fine
Coarse
Fine
Coarse
Fine Coarse
(mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg)
5.0
5.0
17
17
NGR
540
NGR
17,000
NGR
41
NGR
16,000
-
(mg/kg)
3.3
64
45
0.14
1.9
Fine
(mg/kg)
65
0.073
0.99
Coarse
(mg/kg)
118
0.14
1.9
0.46
0.26
0.46
-
-
-
-
-
0.69
0.77
-
-
-
-
0.0030
11
0.53
37
0.88
42
1,200
-`
1,200
-
-
-
0.0029
300
0.0030
11
-
-
750
750
Table A-2. Surface Soil Remediation Guideline Values for Agricultural Land Use - All Exposure Pathways*
Receptor
Overall
Guideline
Direct
Soil
Contact
Pathway
Soil Type
Fine
Coarse
Building Type
Unit (unless otherwise
indicated)
Boron (mg/L in saturated
paste extract)
Chromium (total)
Human
Ecological
Protection of
Domestic Use
Aquifer
Vapour Inhalation
Direct Soil
Contact
-
Fine
Fine
Coarse
Coarse
Fine
Coarse
Fine
Coarse
-
Basement
Slab
Basement
Slab
-
-
-
-
(mg/kg) (mg/kg)
Nutrient/
Energy
Cycling
Check
Livestock
Wildlife Soil
Soil and
and Food
Food
Ingestion
Ingestion
Protection
of Freshwater
Aquatic Life
Other
Protection of
Livestock Water
Protection of
Wildlife Water
Protection of
Irrigation Water
Management
Limit
-
-
Fine
Coarse
Fine
Coarse
Fine
Coarse
Fine
Coarse
Fine
Coarse
-
-
-
-
-
-
-
-
-
-
-
-
-
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg) (mg/kg) (mg/kg) (mg/kg)
(mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg)
3.3
3.3
7,500
-
-
-
-
65
118
3.3
3.3
-
-
-
5.0
5.0
17
17
17
17
3.4
3.4
-
-
64
64
220
-
-
-
-
-
-
64
64
-
-
-
-
-
-
-
-
-
-
-
-
-
Nickel
45
45
200
-
-
-
-
-
-
45
45
171
528
-
-
-
-
-
-
-
-
-
-
-
Toluene
0.52
0.12
640
2,100
1,900
130
95
0.52
0.95
110
75
-
2,500
980
63,000
0.12
26
29
NGR
1,000
-
-
-
-
Ethylbenzene
0.073
0.14
1,700
1,000
930
60
44
0.073
0.14
120
55
-
1,600
640
NGR
540
36
42
NGR
17,000
-
-
-
-
Xylenes
0.99
1.9
480
280
250
16
12
0.99
1.9
65
95
-
6,600
2,600
NGR
41
160
180
NGR
16,000
-
-
-
-
0.26
0.018
180
0.46
0.41
0.025
0.018
0.26
0.46
-
-
-
-
-
0.69
0.77
-
-
-
-
-
-
-
-
0.0029
0.0030
72
0.24
0.22
0.015
0.011
0.53
0.88
-
-
-
-
-
0.0029
0.0030
0.16
0.17
-
-
-
-
-
-
37
11
8,900
34,000
33,000
2,100
1,400
37
42
1,200
1,200
-
-
-
300
11
-
-
-
-
-
-
750
750
Tetrachloroethene
(Tetrachloroethylene,
Perchloroethylene, PCE)
Trichloromethane
(Chloroform)
Methanol
* Revised guidelines are shown in red
Table A-3. Surface Soil Remediation Guideline Values for Residential Land Use - All Exposure Pathways*
Receptor
Overall Guideline
Direct Soil
Contact
Pathway
Soil Type
Building Type
Unit (unless otherwise indicated)
Boron (mg/L in saturated paste
extract)
Chromium (total)
Nickel
Toluene
Ethylbenzene
Xylenes
Tetrachloroethene
(Tetrachloroethylene,
Perchloroethylene, PCE)
Trichloromethane (Chloroform)
Methanol
Human
Fine
Coarse
-
Fine
Fine
(mg/kg)
(mg/kg)
(mg/kg)
Basement
(mg/kg)
Slab
(mg/kg)
3.3
3.3
7,500
-
-
-
64
45
0.52
0.073
0.99
64
45
0.12
0.14
1.9
220
200
640
1,700
480
2,100
1,000
280
1,900
930
250
0.26
0.018
180
0.46
0.0029
37
0.0030
11
72
8,900
0.24
34,000
* Revised guidelines are shown in red
Protection of Domestic
Use Aquifer
Vapour Inhalation
Coarse
Coarse
Ecological
Nutrient/
Energy
Cycling
Check
Direct Soil
Contact
Other
Protection
of Freshwater
Aquatic Life
Fine
Coarse
Fine
Coarse
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
-
65
118
3.3
3.3
-
5.0
5.0
-
-
130
60
16
95
44
12
0.52
0.073
0.99
0.95
0.14
1.9
64
45
110
120
65
64
45
75
55
95
171
-
63,000
NGR
NGR
0.12
540
41
-
-
0.41
0.025
0.018
0.26
0.46
-
-
-
0.69
0.77
-
-
0.22
33,000
0.015
2,100
0.011
1,400
0.53
37
0.88
42
1,200
1,200
-
0.0029
300
0.0030
11
750
750
Basement Slab
(mg/kg) (mg/kg)
Fine
Coarse
Management
Limit
Fine
Coarse
(mg/kg) (mg/kg) (mg/kg)
Table A-4. Surface Soil Remediation Guideline Values for Commercial Land Use - All Exposure Pathways*
Receptor
Overall Guideline
Direct Soil
Contact
Pathway
Soil Type
Building Type
Unit (unless otherwise
indicated)
Boron (mg/L in saturated paste
extract)
Nickel
Human
Vapour Inhalation
Protection
of Domestic
Use Aquifer
Off-Site
Migration
Ecological
Nutrient/
Protection of
Direct Soil
Energy
Off-Site
Freshwater
Contact
Cycling
Migration
Aquatic Life
Check
Fine
Coarse
Fine Coarse
-
Fine
Coarse
-
Fine
Slab
Coarse
Slab
Fine
-
Coarse
-
-
(mg/kg)
(mg/kg)
(mg/kg)
mg/kg
mg/kg
(mg/kg)
(mg/kg)
(mg/kg)
5.0
5.0
11,000
-
-
65
118
110,000
7.9
7.9
-
5.0
89
89
310
-
-
-
-
2,500
89
89
235
Toluene
0.52
0.12
980
13,000
1,200
0.52
0.95
9,200
330
250
Ethylbenzene
0.073
0.14
2,500
6,500
530
0.073
0.14
24,000
430
Xylenes
Tetrachloroethene
(Tetrachloroethylene,
Perchloroethylene, PCE)
Trichloromethane (Chloroform)
0.99
1.9
720
1,700
140
0.99
1.9
6,900
0.26
0.22
270
2.9
0.22
0.26
0.46
0.0029
0.0030
110
1.5
0.14
0.53
37
11
13,000
210,000
18,000
37
Methanol
* Revised guidelines are shown in red
Other
Management
Limit
Fine
-
Coarse
-
(mg/kg)
(mg/kg)
(mg/kg)
5.0
46
-
-
-
-
287
-
-
-
63,000
0.12
1,100
-
-
300
-
NGR
540
790
-
-
230
350
-
NGR
41
930
-
-
2,600
-
-
-
0.69
0.77
-
-
-
0.88
1,000
-
-
-
0.0029
0.0030
-
-
-
42
-
1,600
1,600
-
300
11
-
750
750
(mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg)
Table A-5. Surface Soil Remediation Guideline Values for Industrial Land Use - All Exposure Pathways*
Receptor
Overall Guideline
Direct Soil
Contact
Pathway
Soil Type
Fine
Coarse
Building Type
Unit (unless otherwise indicated)
Human
Vapour
Inhalation
Protection of Domestic Off-Site
Use Aquifer
Migration
Direct Soil
Contact
-
Fine
Coarse
Fine
Coarse
-
Fine
Coarse
-
Slab
Slab
-
-
-
-
-
Other
Off-Site
Migration
Management
Limit
-
Fine
Coarse
-
-
-
-
-
-
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
Boron (mg/L in saturated paste extract)
5.0
5.0
230,000
-
-
65
118
110,000
7.9
7.9
-
5.0
5.0
46
-
-
Nickel
89
89
5,100
-
-
-
-
2,500
89
89
235
-
-
287
-
-
Toluene
0.52
0.12
11,000
13,000
1,200
0.52
0.95
9,200
330
250
-
63,000
0.12
1,100
-
-
Ethylbenzene
0.073
0.14
24,000
6,500
530
0.073
0.14
24,000
430
300
-
NGR
540
790
-
-
Xylenes
Tetrachloroethene (Tetrachloroethylene,
Perchloroethylene, PCE)
Trichloromethane (Chloroform)
0.99
1.9
8,100
1,700
140
0.99
1.9
6,900
230
350
-
NGR
41
930
-
-
0.26
0.22
3,200
2.9
0.22
0.26
0.46
2,600
-
-
-
0.69
0.77
-
-
-
0.0029
0.0030
1,800
1.5
0.14
0.53
0.88
1,000
-
-
-
0.0029
0.0030
-
-
-
37
11
64,000
210,000
18,000
37
42
-
1,600
1,600
-
300
11
-
750
750
Methanol
* Revised guidelines are shown in red
(mg/kg) (mg/kg)
Ecological
Nutrient/
Protection of
Energy
Freshwater Aquatic
Cycling
Life
Check
Fine
Coarse
(mg/kg) (mg/kg)
Table A-6. Subsoil Remediation Guideline Values for Natural Area Land Use - All Exposure Pathways (BTEX and PHC Only)*
Overall
Guideline
Receptor
Human
Ecological
Protection
of Domestic
Use Aquifer
Pathway
Fine
Soil Type
Building Type
Unit
Coarse
Nutrient/
Energy
Cycling
Check
Direct Soil Contact
Livestock Soil
and Food
Ingestion
Wildlife Soil
and Food
Ingestion
Other
Protection
of Freshwater
Aquatic Life
Protection
of Wildlife Water
Management Limit
(mg/kg)
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
Ethylbenzene
0.073
0.14
0.073
0.14
240
110
-
na
na
NGR
540
NGR
17,000
-
-
Xylenes
0.99
1.9
0.99
1.9
130
190
-
na
na
NGR
41
NGR
16,000
-
-
* Revised guidelines are shown in red
Table A-7. Subsoil Remediation Guideline Values for Agricultural Land Use - All Exposure Pathways (BTEX and PHC Only)*
Receptor
Overall
Guideline
Human
Direct Soil
Contact
Pathway
Coarse
-
Fine
(mg/kg)
(mg/kg)
(mg/kg)
Toluene
0.52
0.12
Ethylbenzene
0.073
Xylenes
0.99
Fine
Coarse
Fine
Coarse
-
-
Protection of
Freshwater Aquatic
Life
Fine
Coarse
Protection of
Livestock Water
Fine
Coarse
Protection of
Wildlife Water
Fine
Coarse
Protection of
Irrigation Water
Fine
Coarse
Management Limit
Coarse
Basement
Slab
Basement
Slab
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
mg/kg
mg/kg
mg/kg
mg/kg
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
(mg/kg)
640
2,100
2,000
130
180
0.52
0.95
220
150
-
na
na
63,000
0.12
26
29
NGR
1,000
-
-
-
-
0.14
1,700
1,000
970
60
86
0.073
0.14
240
110
-
na
na
NGR
540
36
42
NGR
17,000
-
-
-
-
1.9
480
280
260
16
23
0.99
1.9
130
190
-
na
na
NGR
41
160
180
NGR
16,000
-
-
-
-
* Revised guidelines are shown in red
Coarse
Nutrient/ Livestock Wildlife
Energy Soil and Soil and
Direct Soil Contact
Cycling
Food
Food
Check Ingestion Ingestion
Other
Fine
Building Type
Unit
Protection of
Domestic Use
Aquifer
Vapour Inhalation
Fine
Soil Type
Ecological
Fine
Coarse
Table A-8. Subsoil Remediation Guideline Values for Residential/Parkland Land Use - All Exposure Pathways (BTEX and PHC Only)*
Receptor
Overall Guideline
Direct Soil
Contact
Pathway
Soil Type
Building Type
Unit
Human
Fine
Coarse
Ecological
Protection
of Domestic
Use Aquifer
Vapour Inhalation
Direct Soil
Contact
Fine
Slab
mg/kg
Coarse
Basement
mg/kg
Coarse
Slab
mg/kg
Fine
(mg/kg)
Coarse
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
Protection
of Freshwater
Aquatic Life
Management
Limit
(mg/kg)
(mg/kg)
(mg/kg)
Toluene
0.52
0.12
640
2,100
2,000
130
180
0.52
0.95
220
150
-
63,000
0.12
-
-
Ethylbenzene
0.073
0.14
1,700
1,000
970
60
86
0.073
0.14
240
110
-
NGR
540
-
-
Xylenes
0.99
1.9
480
280
260
16
23
0.99
1.9
130
190
-
NGR
41
-
-
* Revised guidelines are shown in red
Fine
Basement
mg/kg
Nutrient/
Energy
Cycling Check
Other
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
Table A-9. Subsoil Remediation Guideline Values for Commercial Land Use - All Exposure Pathways (BTEX and PHC Only)*
Receptor
Overall Guideline
Direct Soil
Contact
Pathway
Soil Type
Building Type
Unit
Human
Fine
Coarse
Vapour Inhalation
Ecological
Protection of
Domestic Use Aquifer
Off-Site
Migration
Direct Soil
Contact
Other
Nutrient/
Protection of
Energy Cycling
Freshwater Aquatic Life
Check
Off-Site
Migration
Management
Limit
(mg/kg)
(mg/kg)
(mg/kg)
Toluene
0.52
0.12
980
14,000
1,600
0.52
0.95
9,200
660
500
-
63,000
0.12
2,100
-
-
Ethylbenzene
0.073
0.14
2,500
6,700
760
0.073
0.14
24,000
860
600
-
NGR
540
1,600
-
-
Xylenes
0.99
1.9
720
1,800
210
0.99
1.9
6,900
460
700
-
NGR
41
930
-
-
F1
640
440
19,000
4,700
440
1,100
2,200
30,000
640
640
-
30,000
1300
3,000
800
700
F2
520
520
10,000
24,000
2,400
1,500
2,900
30,000
520
520
-
30,000
520
2,100
1,000
1,000
F3
4,300
3,400
23,000
-
-
-
-
30,000
5,000
3,400
-
-
-
4,300
5,000
3,500
F4
10,000
6,600
30,000
-
-
-
-
30,000
13,200
6,600
-
-
-
30,000
10,000
10,000
* Revised guidelines are shown in red
Fine
Slab
mg/kg
Coarse
Slab
mg/kg
Fine
(mg/kg)
Coarse
(mg/kg)
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
Table A-10. Subsoil Remediation Guideline Values for Industrial Land Use - All Exposure Pathways (BTEX and PHC Only)*
Receptor
Overall Guideline
Direct Soil
Contact
Pathway
Soil Type
Building Type
Unit
Human
Fine
Coarse
Vapour Inhalation
Ecological
Protection of Domestic
Use Aquifer
Off-Site
Migration
Direct Soil
Contact
Coarse
Slab
mg/kg
Fine
(mg/kg)
Coarse
(mg/kg)
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
Protection
of Freshwater
Aquatic Life
Off-Site
Migration
Management
Limit
(mg/kg)
(mg/kg)
(mg/kg)
Toluene
0.52
0.12
11,000
14,000
1,600
0.52
0.95
9,200
660
500
-
63,000
0.12
2,100
-
-
Ethylbenzene
0.073
0.14
24,000
6,700
760
0.073
0.14
24,000
860
600
-
NGR
540
1,600
-
-
Xylenes
0.99
1.9
8,100
1,800
210
0.99
1.9
6,900
460
700
-
NGR
41
930
-
-
F1
640
440
30,000
4,700
440
1,100
2,200
30,000
640
640
-
30,000
1300
3,000
800
700
F2
520
520
30,000
24,000
2,400
1,500
2,900
30,000
520
520
-
30,000
520
2,100
1,000
1,000
F3
4,300
3,400
30,000
-
-
-
-
30,000
5,000
3,400
-
-
-
4,300
5,000
3,500
F4
10,000
6,600
30,000
-
-
-
-
30,000
13,200
6,600
-
-
-
30,000
10,000
10,000
* Revised guidelines are shown in red
Fine
Slab
mg/kg
Nutrient/
Energy
Cycling
Check
Other
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
(mg/kg)
Fine
(mg/kg)
Coarse
(mg/kg)
Table B-1. Groundwater Remediation Guideline Values for Natural Areas - All Water Uses*
Water Use
Lowest Guideline
Soil Type
Unit
Selenium
Ethylbenzene
Xylenes
Tetrachloroethene
(Tetrachloroethylene,
Perchloroethylene, PCE)
Trichloromethane (Chloroform)
Methanol
Potable GW
Eco Soil Contact
Aquatic Life
Wildlife Watering
Fine
(mg/L)
0.001
0.0016
0.02
Coarse
(mg/L)
0.001
0.0016
0.02
All
(mg/L)
0.05
0.0016
0.02
Fine
(mg/L)
42
21
Coarse
(mg/L)
20
31
Fine
(mg/L)
0.001
NGR
NGR
Coarse
(mg/L)
0.001
41
2.9
Fine
(mg/L)
NGR
NGR
Coarse
(mg/L)
NGR
NGR
0.010
0.010
0.010
-
-
0.11
0.11
-
-
0.0018
19
0.0018
19
0.08
19
-
-
0.0018
630
0.0018
32
-
-
* Revised guidelines are shown in red
Table B-2. Groundwater Remediation Guideline Values for Agricultural Land - All Water Uses*
Water Use
Soil Type
Unit
Boron
Selenium
Ethylbenzene
Xylenes
Tetrachloroethene
(Tetrachloroethylene,
Perchloroethylene, PCE)
Trichloromethane (Chloroform)
Methanol
Fine
Coarse
All
Fine
Coarse
Eco Soil
Contact
Fine Coarse
(mg/L)
1.0
0.001
0.0016
0.02
(mg/L)
1.0
0.001
0.0016
0.02
(mg/L)
5
0.05
0.0016
0.02
(mg/L)
NGR
80
(mg/L)
16
3.9
(mg/L) (mg/L)
42
20
21
31
0.010
0.010
0.010
0.25
0.012
-
0.0018
19
0.0018
19
0.08
19
0.53
270,000
0.030
19,000
-
Lowest Guideline
* Revised guidelines are shown in red
Potable
Inhalation
Aquatic Life
Irrigation Livestock
Wildlife
Watering
Fine
Coarse
Fine
Coarse
All
All
(mg/L)
1.5
(mg/L)
1.5
(mg/L)
5
0.05
3.2
13
(mg/L)
NGR
NGR
(mg/L)
NGR
NGR
0.001
0.001
NGR
NGR
41
2.9
(mg/L)
1.0
0.02
-
-
0.11
0.11
-
-
-
-
-
0.0018
630
0.0018
32
-
0.1
-
-
-
Table B-3. Groundwater Remediation Guideline Values for Residential/Parkland - All Water Uses*
Water Use
Lowest Guideline
Soil Type
Fine
Coarse
All
Fine
Coarse
Fine
Coarse
Fine
Coarse
Unit
Potable
Inhalation
Eco Soil Contact
Aquatic Life
(mg/L)
(mg/L)
(mg/L)
(mg/L)
(mg/L)
(mg/L)
(mg/L)
(mg/L)
(mg/L)
Selenium
0.001
0.001
0.05
-
-
-
-
0.001
0.001
Ethylbenzene
0.0016
0.0016
0.0016
NGR
16
42
20
NGR
41
0.02
0.02
0.02
80
3.9
21
31
NGR
2.9
0.010
0.010
0.010
0.25
0.012
-
-
0.11
0.11
0.0018
0.0018
0.08
0.53
0.030
-
-
0.0018
0.0018
19
19
19
270,000
19,000
-
-
630
32
Xylenes
Tetrachloroethene (Tetrachloroethylene,
Perchloroethylene, PCE)
Trichloromethane (Chloroform)
Methanol
* Revised guidelines are shown in red
Table B-4. Groundwater Remediation Guideline Values for Commercial/Industrial - All Water Uses*
Pathway
Lowest Guideline
Soil Type
Potable
Inhalation
Eco Soil Contact
Aquatic Life
Fine
Coarse
All
Fine
Coarse
Fine
Coarse
Fine
Coarse
Unit
(mg/L)
(mg/L)
(mg/L)
(mg/L)
(mg/L)
(mg/L)
(mg/L)
(mg/L)
(mg/L)
Selenium
0.001
0.001
0.05
-
-
-
-
0.001
0.001
Ethylbenzene
0.0016
0.0016
0.0016
NGR
NGR
150
110
NGR
41
0.02
0.02
0.02
NGR
48
74
120
NGR
2.9
0.010
0.010
0.010
1.8
0.14
-
-
0.11
0.11
0.0018
0.0018
0.08
3.5
0.38
-
-
0.0018
0.0018
19
19
19
NGR
250,000
-
-
630
32
Xylenes
Tetrachloroethene (Tetrachloroethylene,
Perchloroethylene, PCE)
Trichloromethane (Chloroform)
Methanol
* Revised guidelines are shown in red
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