Standard Drainage Area Classification (SDAC) 2003
- 07 - Great Slave Lake
- 07B - Central Athabasca, upper
- 07BA - Upper Pembina, Alberta
- 07BB - Central Pembina, Alberta
- 07BC - Lower Pembina, Alberta
- 07BD - Central Athabasca - Timeu
- 07BE - Central Athabasca - Tawatinaw
- 07BF - South Heart
- 07BG - Northern Lesser Slave Lake
- 07BH - Southwestern Lesser Slave Lake
- 07BJ - Southeastern Lesser Slave Lake
- 07BK - Lesser Slave
- 07C - Central Athabasca, lower
- 07CA - La Biche
- 07CB - Central Athabasca - House
- 07CC - Central Athabasca - Horse
- 07CD - Clearwater, Alberta-Athabasca
- 07CE - Christina
- 07D - Lower Athabasca
- 07DA - Lower Athabasca - Ells
- 07DB - MacKay
- 07DC - Firebag
- 07DD - Lower Athabasca - Mouth
- 07E - Williston Lake
- 07EA - Finlay
- 07EB - Northern Williston Lake
- 07EC - Omineca
- 07ED - Nation
- 07EE - Southern Williston Lake - Parsnip
- 07EF - Eastern Williston Lake
- 07F - Upper Peace
- 07FA - Upper Peace - Halfway
- 07FB - Pine, British Columbia
- 07FC - Beatton
- 07FD - Upper Peace - Kiskatinaw
- 07G - Smoky
- 07GA - Headwaters Smoky
- 07GB - Upper Smoky
- 07GC - Upper Wapiti
- 07GD - Redwillow
- 07GE - Lower Wapiti
- 07GF - Simonette
- 07GG - Upper Little Smoky
- 07GH - Lower Little Smoky
- 07GJ - Lower Smoky
- 07H - Central Peace, upper
- 07HA - Central Peace - Whitemud
- 07HB - Cadotte
- 07HC - Central Peace - Notikewin
- 07HD - Central Peace - Scully
- 07HE - Wolverine and Buffalo
- 07HF - Central Peace - Keg
- 07J - Central Peace, lower
- 07JA - Upper Wabasca
- 07JB - Central Wabasca
- 07JC - Loon
- 07JD - Lower Wabasca
- 07JE - Mikkwa
- 07JF - Central Peace - Boyer
- 07K - Lower Peace
- 07KA - Lower Peace - Wentzel
- 07KB - Jackfish
- 07KC - Lower Peace - Mouth
- 07KD - Upper Birch
- 07KE - Lower Birch
- 07KF - Claire
- 07L - Fond-du-Lac
- 07LA - East Porcupine
- 07LB - Waterfound
- 07LC - Black Lake - Fond du Lac
- 07LD - Cree
- 07LE - Eastern Lake Athabasca - Fond du Lac
- 07M - Lake Athabasca, shores
- 07MA - Southwestern Lake Athabasca
- 07MB - Southeastern Lake Athabasca
- 07MC - Northeastern Lake Athabasca
- 07MD - Northwestern Lake Athabasca
- 07N - Slave
- 07NA - Upper Slave
- 07NB - Central Slave
- 07NC - Lower Slave
- 07O - Hay
- 07OA - Upper Hay
- 07OB - Lower Hay
- 07OC - Chinchaga
- 07P - Southern Great Slave Lake
- 07PA - Southern Great Slave Lake - Buffalo
- 07PB - Southern Great Slave Lake - Little Buffalo
- 07PC - Upper Buffalo
- 07Q - Great Slave Lake, east arm, south shore
- 07QA - Lower Taltson
- 07QB - Snowdrift
- 07QC - Tazin
- 07QD - Upper Taltson
- 07R - Lockhart
- 07RA - MacKay Lake
- 07RB - Upper Lockhart
- 07RC - Central Lockhart
- 07RD - Lower Lockhart
- 07S - Northeastern Great Slave Lake
- 07SA - Snare
- 07SB - Yellowknife
- 07SC - Great Slave Lake - East Arm North Shore
- 07T - Marian
- 07TA - La Martre
- 07TB - Marian - Mouth
- 07U - Western Great Slave Lake
- 07UA - Great Slave Lake - North Arm West Shore
- 07UB - Great Slave Lake - Outlet
- 07UC - Kakisa
- 07 - Great Slave Lake
- 07B - Central Athabasca, upper
- 07BA - Upper Pembina, Alberta
- 07BB - Central Pembina, Alberta
- 07BC - Lower Pembina, Alberta
- 07BD - Central Athabasca - Timeu
- 07BE - Central Athabasca - Tawatinaw
- 07BF - South Heart
- 07BG - Northern Lesser Slave Lake
- 07BH - Southwestern Lesser Slave Lake
- 07BJ - Southeastern Lesser Slave Lake
- 07BK - Lesser Slave
- 07C - Central Athabasca, lower
- 07CA - La Biche
- 07CB - Central Athabasca - House
- 07CC - Central Athabasca - Horse
- 07CD - Clearwater, Alberta-Athabasca
- 07CE - Christina
- 07D - Lower Athabasca
- 07DA - Lower Athabasca - Ells
- 07DB - MacKay
- 07DC - Firebag
- 07DD - Lower Athabasca - Mouth
- 07E - Williston Lake
- 07EA - Finlay
- 07EB - Northern Williston Lake
- 07EC - Omineca
- 07ED - Nation
- 07EE - Southern Williston Lake - Parsnip
- 07EF - Eastern Williston Lake
- 07F - Upper Peace
- 07FA - Upper Peace - Halfway
- 07FB - Pine, British Columbia
- 07FC - Beatton
- 07FD - Upper Peace - Kiskatinaw
- 07G - Smoky
- 07GA - Headwaters Smoky
- 07GB - Upper Smoky
- 07GC - Upper Wapiti
- 07GD - Redwillow
- 07GE - Lower Wapiti
- 07GF - Simonette
- 07GG - Upper Little Smoky
- 07GH - Lower Little Smoky
- 07GJ - Lower Smoky
- 07H - Central Peace, upper
- 07HA - Central Peace - Whitemud
- 07HB - Cadotte
- 07HC - Central Peace - Notikewin
- 07HD - Central Peace - Scully
- 07HE - Wolverine and Buffalo
- 07HF - Central Peace - Keg
- 07J - Central Peace, lower
- 07JA - Upper Wabasca
- 07JB - Central Wabasca
- 07JC - Loon
- 07JD - Lower Wabasca
- 07JE - Mikkwa
- 07JF - Central Peace - Boyer
- 07K - Lower Peace
- 07KA - Lower Peace - Wentzel
- 07KB - Jackfish
- 07KC - Lower Peace - Mouth
- 07KD - Upper Birch
- 07KE - Lower Birch
- 07KF - Claire
- 07L - Fond-du-Lac
- 07LA - East Porcupine
- 07LB - Waterfound
- 07LC - Black Lake - Fond du Lac
- 07LD - Cree
- 07LE - Eastern Lake Athabasca - Fond du Lac
- 07M - Lake Athabasca, shores
- 07MA - Southwestern Lake Athabasca
- 07MB - Southeastern Lake Athabasca
- 07MC - Northeastern Lake Athabasca
- 07MD - Northwestern Lake Athabasca
- 07N - Slave
- 07NA - Upper Slave
- 07NB - Central Slave
- 07NC - Lower Slave
- 07O - Hay
- 07OA - Upper Hay
- 07OB - Lower Hay
- 07OC - Chinchaga
- 07P - Southern Great Slave Lake
- 07PA - Southern Great Slave Lake - Buffalo
- 07PB - Southern Great Slave Lake - Little Buffalo
- 07PC - Upper Buffalo
- 07Q - Great Slave Lake, east arm, south shore
- 07QA - Lower Taltson
- 07QB - Snowdrift
- 07QC - Tazin
- 07QD - Upper Taltson
- 07R - Lockhart
- 07RA - MacKay Lake
- 07RB - Upper Lockhart
- 07RC - Central Lockhart
- 07RD - Lower Lockhart
- 07S - Northeastern Great Slave Lake
- 07SA - Snare
- 07SB - Yellowknife
- 07SC - Great Slave Lake - East Arm North Shore
- 07T - Marian
- 07TA - La Martre
- 07TB - Marian - Mouth
- 07U - Western Great Slave Lake
- 07UA - Great Slave Lake - North Arm West Shore
- 07UB - Great Slave Lake - Outlet
- 07UC - Kakisa
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