Waterton Reservoir St. Mary Reservoir Milk River Ridge Reservoir Combined Total
Date FSL: 1185.7 m
Capacity: 114,418 dam3
FSL: 1103.6 m
Capacity: 369,304 dam3
FSL: 1032.4 m
Capacity: 111,500 dam3
Capacity: 595,220 dam3 Percent Full
Level Storage % Full Level Storage % Full Level Storage % Full
Apr 13 1,178.883 52,885 46.2 1,090.472 85,426 23.1 1,028.922 68,410 61.4 206,722 34.7
Apr 14 1,178.924 53,201 46.5 1,090.616 87,085 23.6 1,028.940 68,606 61.5 208,892 35.1
Apr 15 1,178.997 53,764 47.0 1,090.875 90,120 24.4 1,028.987 69,118 62.0 213,002 35.8
Apr 16 1,179.116 54,686 47.8 1,091.284 95,050 25.7 1,029.048 69,786 62.6 219,522 36.9
Apr 17 1,179.182 55,199 48.2 1,091.560 98,476 26.7 1,029.107 70,434 63.2 224,109 37.7
Apr 18 1,179.143 54,896 48.0 1,091.759 100,995 27.3 1,029.150 70,909 63.6 226,800 38.1
Apr 19 1,179.091 54,492 47.6 1,092.039 104,613 28.3 1,029.192 71,373 64.0 230,478 38.7
Apr 20 1,179.056 54,220 47.4 1,092.388 109,244 29.6 1,029.240 71,906 64.5 235,371 39.5
Apr 21 1,179.058 54,236 47.4 1,092.757 114,295 30.9 1,029.296 72,531 65.0 241,061 40.5
Apr 22 1,179.117 54,694 47.8 1,093.157 119,951 32.5 1,029.359 73,236 65.7 247,881 41.6
Apr 23 1,179.136 54,842 47.9 1,093.504 125,017 33.9 1,029.401 73,708 66.1 253,566 42.6
Apr 24 1,179.137 54,849 47.9 1,093.639 127,031 34.4 1,029.442 74,170 66.5 256,050 43.0