Water Security Agency

Dams and Reservoirs

The Water Security Agency regulates the operation of all water control structures in the province with the objective of maximizing benefits to Saskatchewan residents.

The Water Security Agency operates 72 dams in Saskatchewan including nine major dams: Gardiner, Qu’Appelle, Rafferty, Grant Devine, Duncairn, Lafleche, Eastend, Val Marie and West Val Marie. 

We will be updating the following list to include dams recently transferred to WSA from the federal government.

DamsLocationDam Height in MetersReservoir Capacity in Cubic DecametresYear of ConstructionYear of Upgrade or Expansion
Avonlea Dam18-12-22 W2 16.6 7,400 1964 2003
Blackstrap North Dam21-33-03 W3 10.4 61,650 1967 
Blackstrap South Dam11-32-04 W3   7.9 61,500 1967 
Bradwell East Dam23-34-02 W3   5.8 4,440 1967 
Bradwell West Dam15-34-02 W3   3.7 4,440 1967 
Brightwater Creek Dam32-30-04 W3 14.0 12,631 1967 
Broderick North Dam14-29-07 W3   6.5 16,035 1967 
Broderick West Dam09-29-07 W3   8.8 16,035 1967 
Buffalo Pound Dam35-18-25 W2   5.7 91,987 1939 2000
Candle Lake23-55-22 W2   3.4 185,000 1979 
Chicken Lake Dam24-76-01 W2   2.4  1929 1993
Cowan Lake Dam16-60-10 W3   4.2 40,334 1937 1971
Craven DamSW-24-20-21-W2M   4.9 N/A 1943 2003
Crooked Lake DamSW-08-19A-05-W2M   3.5 119,000 1941 
Darmody Dam08-20-02 W3   9.9 375 1929 
Dellwood Brook Dam34-32-24 W2   9.4 5,674 1967 
Echo Lake DamNW-07-21-13-W2M   4.0 242,000 1942 
Esterhazy Dam33-19-01 W2   7.9 2,899 1968 
Five Mile Dam10-16-26 W2   2.7 409 1922 1985
Gardiner Dam01-27-07 W3 64.0 9,400,000 1967 
Grant Devine Dam 33-03-02-W2 42.0 105,000 1995 
Hugonard Dam11-21-13 W2 11.9 172 1957 
Katepwa Dam27-19-12 W2   5.0 229,431 1957 2005
Kingsway Dam29-16-26 W2   5.0 160 1948 1985
Kipahigan Lake Dam16-75-01 W2   2.8  1985 
Lac la Plonge Dam21-71-10 W3   1.7  1985 
Lac la Ronge Dam26-73-17 W2   3.7  1966 2007
Makwa Lake Control11-59-22 W3   3.1  1965 2010
Moose Mountain Dam09-11-08 W2   5.7 11,535 1937 2012
Northminster Effluent Reservoir19-51-27 W3 25.3 1,100 1988 
Opuntia Lake Control19-32-18 W3   2.1 18,919 1946 1971
Pike Lake Water Supply09-34-06 W3   1.5 3,084 1948 1999
Qu’Appelle River Dam25-23-04 W3 27.4 9,400,000 1967 
Rafferty Dam25-02-09 W2 20.5 439,600 1991 
Rafferty R3-2 Closure Dam34-04-12-W2 12.1  439,600 1991 
Rafferty R4-1 Closure Dam 08-05-12-W2 10.3 439,600 1991 
Round Lake Dam18-39-10 W2   2.0 10,855 1941 1973/2000
Scott Dam11-39-20 W3 14.5 590 1929 2001
Spruce River Dam13-54-01 W3   6.1 41,875 1960 
Star City Dam29-44-18 W2 11.7 2,541 1967 1995
Stelcam Weir19-15-24 W2   3.0 493 1912 2002
Summercove Dam28-04-08 W3   8.5 1,973 1949 c. 1965
Tee-Pee Creek Dam18-46-03 W2   3.0 270 1950 1978
Theodore Dam19-28-06 W2 14.6 14,802 1964 
Wascana Lake Weir13-17-20 W2   2.4 2,136 1910 c. 1973
West Poplar Dam11-03-04 W3   9.9 1,196 1957 
Woody Lake Weir27-40-30 W1   2.6 2,109 1978 1998
Valeport DamSE33-20-21-W2M   3.7 N/A 1939 1958
Zelma Dam23-33-28 W2   9.1 14,555 1967