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 25 1,175.981 32,032 28.0 1,095.031 149,219 40.4 1,029.045 69,753 62.6 251,004 42.2
Apr 26 1,175.544 29,138 25.5 1,095.352 154,725 41.9 1,028.945 68,660 61.6 252,523 42.4
Apr 27 1,175.124 26,415 23.1 1,095.655 160,066 43.3 1,028.846 67,587 60.6 254,068 42.7
Apr 28 1,174.744 24,000 21.0 1,095.933 165,111 44.7 1,028.774 66,811 59.9 255,923 43.0
Apr 29 1,174.386 21,768 19.0 1,096.177 169,627 45.9 1,028.720 66,232 59.4 257,627 43.3
Apr 30 1,174.249 20,924 18.3 1,096.398 173,809 47.1 n/a n/a n/a 259,217 43.5
May 01 1,174.352 21,558 18.8 1,096.592 177,549 48.1 n/a n/a n/a 261,651 44.0
May 02 1,174.457 22,207 19.4 1,096.696 179,580 48.6 n/a n/a n/a n/a n/a
May 03 1,174.568 22,898 20.0 1,096.709 179,836 48.7 1,028.083 59,575 53.4 262,309 44.1
May 04 1,174.674 23,561 20.6 1,096.726 180,171 48.8 1,028.014 58,873 52.8 262,605 44.1
May 05 1,174.778 24,214 21.2 1,096.735 180,348 48.8 1,028.005 58,782 52.7 263,345 44.2
May 06 1,174.865 24,764 21.6 1,096.749 180,625 48.9 n/a n/a n/a 264,171 44.4