Reservoir Content for Finland
    2022   2021   2020   1978 - 2001
Week   GWh Percent   GWh Percent   GWh Percent   Median   Min   Max
1  3323 60.1   4130 74.7   3235 58.5   62.9   33.9   76.3
2  3208 58.0   4010 72.5   3258 58.9   61.0   33.2   73.9
3  3089 55.9   3916 70.8   3262 59.0   58.5   32.2   71.6
4  2966 53.6   3796 68.6   3241 58.6   56.1   30.7   68.8
5  2823 51.0   3626 65.6   3237 58.5   53.8   29.9   65.9
6  2708 49.0   3431 62.0   3153 57.0   51.3   29.2   63.1
7  2619 47.4   3277 59.3   3094 55.9   48.5   27.4   60.2
8  2459 44.5   3149 56.9   3065 55.4   45.5   25.9   57.1
9  2302 41.6   3019 54.6   2969 53.7   42.5   24.4   54.0
10  2127 38.5   2837 51.3   2867 51.8   40.0   22.3   50.4
11  2025 36.6   2669 48.3   2757 49.9   37.3   20.1   47.6
12  1915 34.6   2526 45.7   2624 47.5   34.8   17.5   45.6
13  1800 32.5   2488 45.0   2470 44.7   32.9   15.2   44.2
14  1745 31.6   2494 45.1   2301 41.6   31.6   13.6   42.8
15  1689 30.5   2480 44.8   2183 39.5   30.5   13.1   41.8
16  1849 33.4   2659 48.1   2095 37.9   30.3   13.2   41.6
17  2079 37.6   2813 50.9   2076 37.5   32.1   13.9   52.1
18  2303 41.6   2932 53.0   2047 37.0   35.9   14.5   63.1
19  3078 55.7   3367 60.9   2174 39.3   43.1   15.0   74.5
20  3635 65.7   4133 74.7   2409 43.6   53.7   16.0   79.3
21  3863 69.9   4434 80.2   2754 49.8   61.8   24.0   80.6
22  3999 72.3   4480 81.0   3499 63.3   67.8   36.4   81.2
23  4048 73.2   4438 80.3   3865 69.9   70.7   38.5   83.6
24  4101 74.2   4397 79.5   3986 72.1   73.3   39.0   84.5
25  4132 74.7   4459 80.6   3982 72.0   74.5   38.9   84.3
26  4045 73.1   4341 78.5   3901 70.5   74.4   38.8   83.5
27  3994 72.2   4188 75.7   4027 72.8   74.2   37.8   83.8
28  3936 71.2   4018 72.7   4099 74.1   74.7   37.6   85.0
29  3907 70.7   3881 70.2   4072 73.6   75.0   37.6   86.1
30  3913 70.8   3814 69.0   4130 74.7   74.6   36.9   87.0
31  3938 71.2   3839 69.4   4128 74.6   74.5   36.0   87.4
32  3893 70.4   3840 69.4   4104 74.2   74.1   35.0   87.2
33  3851 69.6   3881 70.2   4002 72.4   73.3   34.0   86.3
34  3737 67.6   3857 69.7   3893 70.4   72.0   33.8   87.4
35  3599 65.1   3733 67.5   3804 68.8   71.2   33.9   87.7
36  3454 62.5   3645 65.9   3716 67.2   70.2   34.7   87.7
37  3485 63.0   3647 65.9   3667 66.3   69.5   34.8   86.8
38  3396 61.4   3584 64.8   3714 67.2   69.3   35.1   86.4
39  3335 60.3   3538 64.0   3750 67.8   68.7   36.3   87.7
40  3371 61.0   3563 64.4   3731 67.5   68.4   36.6   87.7
41  3414 61.7   3651 66.0   3736 67.6   69.0   36.9   87.8
42  3437 62.2   3738 67.6   3739 67.6   69.1   37.1   87.8
43  3419 61.8   3806 68.8   3789 68.5   69.8   38.0   87.7
44  3461 62.6   3946 71.4   3958 71.6   70.5   38.6   86.7
45  3533 63.9   3949 71.4   4104 74.2   71.4   39.2   86.3
46  3525 63.7   3928 71.0   4105 74.2   72.4   39.9   85.3
47  3450 62.4   3879 70.1   4210 76.1   72.7   40.7   84.7
48  3386 61.2   3829 69.2   4244 76.7   71.5   40.8   83.9
49  - -   3702 66.9   4236 76.6   69.8   40.1   82.9
50  - -   3643 65.9   4194 75.8   68.1   39.1   82.3
51  - -   3539 64.0   4171 75.4   66.0   37.3   80.8
52  - -   3447 62.3   4211 76.1   64.6   35.9   78.8
53  - -   - -   4210 76.1   -   -   -

100% pr. 04.09.2002: 5530 GWh.    Min, max and median values are for the period 1978 - 2001.

Source: Finnish Environment Institute SYKE