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Table 1

Summary of the study region. Numbers correspond to basins identified in Figure 1 

Watershed nameDefinition (based on WSC stations)Latitude (°)*Longitude (°)*Drainage area (km2)Basin elevation (m.a.s.l.)+
Liard River Basin 
Upper Liard 10BE001 59.97 − 128.56 104,000 1,145 
Fort Nelson 10CD001 58.16 − 123.65 20,300 970 
Lower Liard 10ED002 – 10BE001 – 10CD001 60.09 − 123.76 150,700 674 
Peace River Basin 
Upper Peace R 07FD002 56.17 − 123.91 101,000 1,187 
Smoky River 07GJ001 54.66 − 118.56 50,300 863 
Lower Peace 07KC001 – 07FD002 – 07GJ001 57.14 − 116.81 141,700 627 
Athabasca River Basin 
Upper Athabasca 07AD002 52.88 − 117.97 9,770 1,960 
Lower Athabasca 07DA001 – 07AD002 55.24 − 113.42 123,230 651 
East Lake Athabasca 07LE002 58.88 − 105.47 50,700 426 
10 West Lake Athabasca 07JD002 57.85 − 112.00 35,800 341 
Great Slave Lake Basin 
11 Hay 07OB001 58.78 − 118.67 51,700 441 
12 Great Slave Fort Prov.# – 07OB001 – 07NB001 62.12 − 112.62 322,300 336 
Mackenzie River Basin 
13 Upper Mackenzie 10GC001 – 10ED002 – Fort Prov.# 61.61 − 119.24 15,000 252 
14 Mid-Mackenzie 10KA001 – 10GC001 64.61 − 122.12 324,500 320 
15 Lower Mackenzie 10LC014 – 10KA001 66.00 − 129.81 84,600 245 
Peel River Basin 
16 Peel 10MC002 65.44 − 135.50 70,600 855 
Pacific Basins 
17 North Pacific 08BB005 + 08CE001 + 08CG001 + 08DB001 + 08EF001 + 08FF001 56.65 − 129.04 117,740 1,187 
18 South Pacific 08FA002 + 08FB006 + 08FB007 + 08FC003 + 08GD004 51.95 − 125.47 19,550 1,432 
Fraser-Columbia River Basins 
19 Fraser R 08MF005 52.56 − 122.40 217,000 1,107 
20 Okanagan R 08NM085 49.85 − 119.50 7,590 1,185 
21 Columbia R 08NE058 50.29 − 116.75 155,000 1,590 
Saskatchewan River Basin 
22 Upper North Saskatchewan R 05DF001 52.55 − 115.78 28,100 1,337 
23 Lower North Saskatchewan R 05GG001 − 05DF001 52.84 − 110.24 102,900 669 
24 Upper South Saskatchewan R 05AJ001 + 05CK004 50.79 − 113.31 104,250 957 
25 Lower South Saskatchewan R 05KJ001 − 05GG001 − 05HG001 53.66 − 104.00 117,000 398 
Watershed nameDefinition (based on WSC stations)Latitude (°)*Longitude (°)*Drainage area (km2)Basin elevation (m.a.s.l.)+
Liard River Basin 
Upper Liard 10BE001 59.97 − 128.56 104,000 1,145 
Fort Nelson 10CD001 58.16 − 123.65 20,300 970 
Lower Liard 10ED002 – 10BE001 – 10CD001 60.09 − 123.76 150,700 674 
Peace River Basin 
Upper Peace R 07FD002 56.17 − 123.91 101,000 1,187 
Smoky River 07GJ001 54.66 − 118.56 50,300 863 
Lower Peace 07KC001 – 07FD002 – 07GJ001 57.14 − 116.81 141,700 627 
Athabasca River Basin 
Upper Athabasca 07AD002 52.88 − 117.97 9,770 1,960 
Lower Athabasca 07DA001 – 07AD002 55.24 − 113.42 123,230 651 
East Lake Athabasca 07LE002 58.88 − 105.47 50,700 426 
10 West Lake Athabasca 07JD002 57.85 − 112.00 35,800 341 
Great Slave Lake Basin 
11 Hay 07OB001 58.78 − 118.67 51,700 441 
12 Great Slave Fort Prov.# – 07OB001 – 07NB001 62.12 − 112.62 322,300 336 
Mackenzie River Basin 
13 Upper Mackenzie 10GC001 – 10ED002 – Fort Prov.# 61.61 − 119.24 15,000 252 
14 Mid-Mackenzie 10KA001 – 10GC001 64.61 − 122.12 324,500 320 
15 Lower Mackenzie 10LC014 – 10KA001 66.00 − 129.81 84,600 245 
Peel River Basin 
16 Peel 10MC002 65.44 − 135.50 70,600 855 
Pacific Basins 
17 North Pacific 08BB005 + 08CE001 + 08CG001 + 08DB001 + 08EF001 + 08FF001 56.65 − 129.04 117,740 1,187 
18 South Pacific 08FA002 + 08FB006 + 08FB007 + 08FC003 + 08GD004 51.95 − 125.47 19,550 1,432 
Fraser-Columbia River Basins 
19 Fraser R 08MF005 52.56 − 122.40 217,000 1,107 
20 Okanagan R 08NM085 49.85 − 119.50 7,590 1,185 
21 Columbia R 08NE058 50.29 − 116.75 155,000 1,590 
Saskatchewan River Basin 
22 Upper North Saskatchewan R 05DF001 52.55 − 115.78 28,100 1,337 
23 Lower North Saskatchewan R 05GG001 − 05DF001 52.84 − 110.24 102,900 669 
24 Upper South Saskatchewan R 05AJ001 + 05CK004 50.79 − 113.31 104,250 957 
25 Lower South Saskatchewan R 05KJ001 − 05GG001 − 05HG001 53.66 − 104.00 117,000 398 

* Latitude and longitude are for the centroid of the watershed area.

+ Median basin elevation (meters above sea level).

# Fort Providence station formed through combination of WSC stations 10GC001, 10ED002, 10FB002, and 10FA002, accounting for travel time.

R Watershed contributing area is affected by regulation.

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