Table 29.1 Stress magnitudes measured by overcoring and micro-fracing in the Western Canada Sedimentary Basin.

View Table 29.1 as an image.

Well or geographic site Location shown on Fig. 29.7 Type of in-situ stress measurement method Depth in metres below K.B. SHmin in MPa SV in MPa SHmax in Mpa Depth- normalized gradient of SHmin in kPa/m Comments Source
49.709oN, 112.935oW Kipp Mine Overcoring 152 3.0 3.6 4.3 19.7 All stresses measured Kaiser et al., 1982
2-7-93-12W4 Oil Sands 1 Micro-frac 156 3.2     20.5 Oil sand Proskin et al., 1990b
2-7-93-12W4 Oil Sands 1 Microfrac 170 4.7     27.6 Subcropping limestone Proskin et al., 1990a
49.709o, 112.935oW Kipp Mine Overcoring 180 3.3 4.2 5.0 18.3 All stresses measured Kaiser et al., 1982
5-2-86-7W4 Oil Sands 3 Micro-frac 187 4.2     22.5 Shale Proskin et al., 1990a
1-16-95-7W4 Oil Sands 2 Micro-frac 210 4.3     20.5 Oil sand Proskin et al., 1990b
1-16-95-7W4 Oil Sands 2 Micro-frac 220 4.2-4.4     19.1-20.0 Oil sand Proskin et al., 1990a
5-2-867W4 Oil Sands 3 Micro-frac 235 3.2-3.6     13.6-15.3 Oil sand Proskin et al., 1990a
5-2-86-7W4 Oil Sands 3 Micro-frac 237 5.3     22.4 Subcropping limestone Proskin et al., 1990b
55.982oN, 113.355oW Wabasca Micro-frac 240 6.4     26.4   Settari and Raisbeck, 1978
4-35-84-11W4 Athabasca Micro-frac 291 4.6     15.8   Leshchyshyn and Seyer, 1990
56.370oN, 111.000oW Gregoire Lake Micro-frac 317 5.6     17.7   Holzhausen et al., 1980
54.643oN, 110.188oW Cold Lake Micro-frac
Micro-frac
Micro-frac
417
420
420
9.8
7.9
9.1
    23.5
16.7
21.7
  Settari and Raisbeck, 1978
54.590oN, 110.364oW Cold Lake Micro-frac 457 9.0     19.7   Imperial Oil, 1978
10-28-28-24W3 Kindersley Micro-frac
Micro-frac
Micro-frac
680
705
729
14.7
9.4
16.0
    21.6
13.3
21.9
  Talebi et al., 1991
8-23-67-8W6 Wapiti Micro-frac
Micro-frac
Micro-frac
Micro-frac
Micro-frac
Micro-frac
1236
1242
1248
1254
1259.5
1264.5
30.1
31.0
32.1
34.0
30.3
32.3
    24.1
25.1
25.8
27.2
24.1
25.6
  McLellan, 1988a
C9-23-06-11W2 Midale Micro-frac 1429.34 17.1-22.6     c.13.1 Horizontal well McLellan et al., 1991
11-12-71-13W6 Elmworth Micro-frac 2021.66 39.7-40.7   61.8-64.8 19.7 SHmax calculated Wyman et al., 1980
3-8-12-12-W2 Regina Micro-frac 2065 35.7 51.6 40.7 17.3 SHmaxSV calculated McLennan et al., 1986
c-16-I-93-P-1 Elmworth Micro-frac

Micro-frac

Micro-frac

Micro-frac

Micro-frac
2073

2095

2128

2149

2165
40.7

34.5

38.6

42.3

39.0
  63.0-71.0

51.0-57.0

61.0-63.0

65.0-72.0

62.0-65.0
19.6

16.5

18.1

19.7

18.0
SHmax calculated
SHmax calculated
SHmax calculated
SHmax calculated
SHmax calculated
Kry and Gronseth, 1982
3-8-12-12W2 Regina Micro-frac

Micro-frac
2168

2213
40.1

41.1
54.2

55.3
55.3

52.8
18.5

18.6
SHmaxSV calculated
SHmaxSV calculated
McLennan et al., 1986
10-16-69-11W6 Elmworth Micro-frac

Micro-frac
2213

2241
30.0

36.0
  40.0

51.0
13.6

16.1
SHmax calculated
SHmax calculated
Kry and Gronseth, 1982
c-16-I-93-P-1 Elmworth
Micro-frac

Micro-frac

Micro-frac

Micro-frac

Micro-frac

Micro-frac

Micro-frac

2669

2679

2699

2717

2740

2750

2765

45.1

44.3

45.2

44.0

46.2

45.1

46.6
 
62.0-63.0

60.0-77.0



59.0-71.0

16.9

16.5

16.7

16.2

16.9

16.4

16.9
SHmax calculated
SHmax calculated

SHmax calculated
Kry and Gronseth, 1982
1-12-35-7W5 Caroline Micro-frac

Micro-frac
2992

2996
60.0

61.1
    20.1

20.4
  McLennan et al., 1982

Last modified: August 22, 2008