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South Heart Reservoir water level at McLennan today

Is the South Heart Reservoir at McLennan within its normal range for the date?

The South Heart Reservoir at McLennan read 625.772 m at .

Level now

within the normal range for the date

625.772 m

Provisional

within the normal range for the date

625.772 mNormal for the date623.93 m to 625.91 mHighest 627.115 mLowest 621.893 mMedian 625.48 m
The normal range for 26 October is 623.93 m to 625.91 m: the 10th to 90th percentile of the daily averages from 19 October to 2 November in 41 years between 1981 and 2025.
Table: where the water stands
LevelValue
Newest reading625.772 m,
Normal range for the date623.93 m to 625.91 m
Median for the date625.48 m
Highest in our series627.115 m
Lowest in our series621.893 m
Past day
-0.022 m
Past week
-0.087 m

The gauge reads the height of the water above a fixed zero, not the depth of the river.

Level history

within the normal range for the date

On the South Heart Reservoir at McLennan averaged 625.791 m.

The last 90 days, against the normal range for each day

The last 90 days, against the normal range for each day 624 m 625 m 626 m 627 m Highest 627.115 m 625.791 m
  • Level
  • Above the normal range
  • Normal range for the date
  • Median for the date
  • A year earlier
  • Our record
Daily averages of the South Heart Reservoir at McLennan from 28 July 2026 to 25 October 2026, with the normal range for each day and the same days a year earlier.
Table: The last 90 days, against the normal range for each day
DayDaily average (m)Normal rangeMedianA year earlier
no value624.204 m to 626.070 m625.628 m625.443 m
no value624.197 m to 626.057 m625.630 m625.437 m
no value624.191 m to 626.054 m625.632 m625.431 m
no value624.191 m to 626.051 m625.635 m625.426 m
no value624.191 m to 626.043 m625.637 m625.418 m
no value624.191 m to 626.037 m625.638 m625.418 m
no value624.191 m to 626.028 m625.639 m625.413 m
no value624.189 m to 626.025 m625.639 m625.405 m
no value624.187 m to 626.020 m625.639 m625.398 m
no value624.184 m to 626.015 m625.640 m625.401 m
no value624.182 m to 626.012 m625.640 m625.398 m
no value624.180 m to 626.011 m625.639 m625.393 m
no value624.179 m to 626.011 m625.639 m625.382 m
no value624.179 m to 626.011 m625.638 m625.378 m
no value624.171 m to 626.001 m625.636 m625.377 m
no value624.162 m to 625.988 m625.628 m625.371 m
no value624.154 m to 625.976 m625.624 m625.371 m
no value624.148 m to 625.969 m625.621 m625.362 m
no value624.137 m to 625.964 m625.617 m625.368 m
no value624.129 m to 625.961 m625.616 m625.361 m
no value624.116 m to 625.958 m625.612 m625.348 m
no value624.107 m to 625.956 m625.608 m625.350 m
no value624.095 m to 625.954 m625.602 m625.348 m
no value624.094 m to 625.952 m625.595 m625.339 m
no value624.090 m to 625.947 m625.587 m625.335 m
no value624.080 m to 625.940 m625.579 m625.340 m
no value624.073 m to 625.939 m625.571 m625.336 m
no value624.068 m to 625.939 m625.563 m625.334 m
no value624.062 m to 625.940 m625.552 m625.331 m
no value624.052 m to 625.943 m625.548 m625.329 m
no value624.046 m to 625.943 m625.540 m625.324 m
no value624.043 m to 625.943 m625.528 m625.315 m
no value624.034 m to 625.944 m625.520 m625.306 m
no value624.018 m to 625.945 m625.516 m625.299 m
no value624.014 m to 625.945 m625.505 m625.297 m
no value624.001 m to 625.945 m625.504 m625.299 m
no value623.994 m to 625.945 m625.504 m625.289 m
no value623.991 m to 625.945 m625.504 m625.287 m
no value623.984 m to 625.945 m625.504 m625.280 m
no value623.980 m to 625.945 m625.504 m625.277 m
no value623.971 m to 625.945 m625.504 m625.273 m
no value623.967 m to 625.945 m625.504 m625.270 m
no value623.963 m to 625.940 m625.504 m625.270 m
626.039 m623.956 m to 625.933 m625.506 m625.262 m
626.038 m623.954 m to 625.928 m625.507 m625.260 m
626.053 m623.945 m to 625.925 m625.508 m625.254 m
626.037 m623.935 m to 625.925 m625.527 m625.252 m
626.031 m623.933 m to 625.920 m625.527 m625.252 m
626.021 m623.927 m to 625.919 m625.527 m625.247 m
626.007 m623.925 m to 625.917 m625.524 m625.236 m
625.995 m623.923 m to 625.914 m625.519 m625.241 m
625.980 m623.917 m to 625.912 m625.511 m625.237 m
625.974 m623.916 m to 625.909 m625.499 m625.223 m
625.965 m623.914 m to 625.902 m625.495 m625.227 m
625.955 m623.912 m to 625.900 m625.492 m625.224 m
625.948 m623.908 m to 625.895 m625.491 m625.217 m
625.932 m623.908 m to 625.893 m625.489 m625.213 m
625.925 m623.907 m to 625.881 m625.489 m625.203 m
625.915 m623.906 m to 625.872 m625.489 m625.203 m
625.922 m623.905 m to 625.868 m625.486 m625.203 m
625.897 m623.904 m to 625.868 m625.485 m625.185 m
625.888 m623.902 m to 625.868 m625.485 m625.172 m
625.885 m623.902 m to 625.868 m625.484 m625.194 m
625.869 m623.902 m to 625.868 m625.484 m625.193 m
625.863 m623.901 m to 625.868 m625.484 m625.190 m
625.858 m623.901 m to 625.866 m625.483 m625.196 m
625.850 m623.901 m to 625.867 m625.483 m625.193 m
625.838 m623.901 m to 625.870 m625.483 m625.181 m
625.831 m623.902 m to 625.870 m625.481 m625.186 m
625.803 m623.902 m to 625.870 m625.481 m625.181 m
625.794 m623.902 m to 625.870 m625.480 m625.184 m
625.788 m623.902 m to 625.870 m625.479 m625.177 m
625.784 m623.902 m to 625.870 m625.477 m625.177 m
625.813 m623.903 m to 625.870 m625.477 m625.183 m
625.807 m623.903 m to 625.870 m625.477 m625.184 m
625.801 m623.903 m to 625.870 m625.475 m625.185 m
625.813 m623.902 m to 625.869 m625.474 m625.183 m
625.830 m623.902 m to 625.869 m625.474 m625.176 m
625.810 m623.904 m to 625.869 m625.474 m625.173 m
625.832 m623.905 m to 625.869 m625.474 m625.171 m
625.839 m623.905 m to 625.870 m625.474 m625.167 m
625.838 m623.905 m to 625.871 m625.472 m625.152 m
625.839 m623.904 m to 625.873 m625.470 m625.166 m
625.858 m623.902 m to 625.878 m625.470 m625.168 m
625.859 m623.902 m to 625.887 m625.470 m625.168 m
625.852 m623.902 m to 625.896 m625.469 m625.158 m
625.836 m623.900 m to 625.896 m625.470 m625.172 m
625.819 m623.899 m to 625.897 m625.470 m625.167 m
625.804 m623.898 m to 625.897 m625.470 m625.168 m
625.791 m624.147 m to 625.906 m625.474 m625.158 m

The last 12 months, against the normal range for each day

The last 12 months, against the normal range for each day 624 m 625 m 626 m 627 m Highest 627.115 m 625.791 m
  • Level
  • Above the normal range
  • Normal range for the date
  • Median for the date
  • Our record
Daily averages of the South Heart Reservoir at McLennan from 25 October 2025 to 25 October 2026, with the normal range for each day.
Table: The last 12 months, against the normal range for each day
DayDaily average (m)Normal rangeMedian
625.158 m624.147 m to 625.906 m625.474 m
625.172 m623.933 m to 625.908 m625.478 m
625.173 m623.981 m to 625.908 m625.477 m
625.179 m623.877 m to 625.856 m625.296 m
625.180 mno valueno value
625.178 mno valueno value
625.183 mno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
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no valueno valueno value
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no valueno valueno value
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no valueno valueno value
no valueno valueno value
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no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
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no valueno valueno value
no valueno valueno value
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no valueno valueno value
no valueno valueno value
no valueno valueno value
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no valueno valueno value
no valueno valueno value
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no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
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no valueno valueno value
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no valueno valueno value
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no valueno valueno value
no valueno valueno value
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no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
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no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
no value624.022 m to 625.665 m625.205 m
no value624.020 m to 625.663 m625.212 m
no value624.014 m to 625.661 m625.210 m
no value624.012 m to 625.673 m625.212 m
no value624.008 m to 625.671 m625.212 m
no value624.010 m to 625.669 m625.220 m
no value624.006 m to 625.668 m625.220 m
no value624.005 m to 625.665 m625.219 m
no value624.004 m to 625.664 m625.217 m
no value624.004 m to 625.664 m625.216 m
no value624.004 m to 625.663 m625.220 m
no value624.003 m to 625.663 m625.220 m
no value624.004 m to 625.661 m625.214 m
no value624.004 m to 625.661 m625.220 m
no value624.003 m to 625.661 m625.220 m
no value624.003 m to 625.661 m625.220 m
no value624.003 m to 625.661 m625.220 m
no value624.003 m to 625.661 m625.220 m
no value624.003 m to 625.664 m625.220 m
no value624.002 m to 625.668 m625.222 m
no value624.002 m to 625.673 m625.223 m
no value624.002 m to 625.679 m625.269 m
no value623.962 m to 625.681 m625.227 m
no value623.959 m to 625.686 m625.275 m
no value623.907 m to 625.700 m625.277 m
no value623.834 m to 625.711 m625.278 m
no value623.836 m to 625.726 m625.316 m
no value623.838 m to 625.737 m625.322 m
no value623.841 m to 625.753 m625.326 m
no value623.857 m to 625.764 m625.328 m
no value623.957 m to 625.775 m625.337 m
no value623.957 m to 625.779 m625.342 m
no value623.957 m to 625.796 m625.347 m
no value623.893 m to 625.805 m625.363 m
no value623.908 m to 625.811 m625.370 m
no value623.917 m to 625.817 m625.375 m
no value623.930 m to 625.823 m625.387 m
no value623.957 m to 625.833 m625.398 m
no value623.981 m to 625.849 m625.404 m
no value624.137 m to 625.858 m625.406 m
no value624.162 m to 625.875 m625.411 m
no value624.183 m to 625.885 m625.414 m
no value624.294 m to 625.899 m625.422 m
no value624.315 m to 625.908 m625.428 m
no value624.334 m to 625.923 m625.430 m
no value624.367 m to 625.928 m625.441 m
no value624.388 m to 625.938 m625.448 m
no value624.398 m to 625.948 m625.453 m
no value624.416 m to 625.963 m625.455 m
no value624.431 m to 625.988 m625.458 m
no value624.453 m to 626.016 m625.462 m
no value624.478 m to 626.059 m625.464 m
no value624.501 m to 626.068 m625.468 m
no value624.517 m to 626.085 m625.470 m
no value624.531 m to 626.098 m625.474 m
no value624.557 m to 626.116 m625.480 m
no value624.783 m to 626.143 m625.493 m
no value624.470 m to 626.152 m625.494 m
no value624.488 m to 626.280 m625.555 m
no value624.503 m to 626.288 m625.583 m
no value624.504 m to 626.313 m625.603 m
no value624.515 m to 626.346 m625.622 m
no value624.533 m to 626.370 m625.643 m
no value624.547 m to 626.373 m625.653 m
no value624.555 m to 626.386 m625.661 m
no value624.562 m to 626.402 m625.665 m
no value624.564 m to 626.410 m625.668 m
no value624.566 m to 626.405 m625.670 m
no value624.573 m to 626.399 m625.668 m
no value624.577 m to 626.381 m625.668 m
no value624.581 m to 626.372 m625.670 m
no value624.581 m to 626.362 m625.671 m
no value624.581 m to 626.352 m625.674 m
no value624.579 m to 626.338 m625.676 m
no value624.579 m to 626.330 m625.676 m
no value624.579 m to 626.326 m625.682 m
no value624.576 m to 626.317 m625.687 m
no value624.574 m to 626.287 m625.698 m
no value624.572 m to 626.256 m625.702 m
no value624.568 m to 626.237 m625.702 m
no value624.547 m to 626.221 m625.703 m
no value624.532 m to 626.198 m625.703 m
no value624.523 m to 626.178 m625.702 m
no value624.502 m to 626.150 m625.702 m
no value624.499 m to 626.128 m625.702 m
no value624.487 m to 626.116 m625.698 m
no value624.479 m to 626.103 m625.692 m
no value624.473 m to 626.095 m625.691 m
no value624.468 m to 626.092 m625.688 m
no value624.461 m to 626.087 m625.680 m
no value624.454 m to 626.082 m625.672 m
no value624.439 m to 626.078 m625.672 m
no value624.428 m to 626.072 m625.671 m
no value624.419 m to 626.072 m625.668 m
no value624.412 m to 626.070 m625.655 m
no value624.404 m to 626.065 m625.655 m
no value624.394 m to 626.064 m625.652 m
no value624.387 m to 626.063 m625.652 m
no value624.387 m to 626.063 m625.655 m
no value624.387 m to 626.065 m625.659 m
no value624.385 m to 626.066 m625.671 m
no value624.378 m to 626.070 m625.674 m
no value624.376 m to 626.080 m625.679 m
no value624.375 m to 626.092 m625.681 m
no value624.368 m to 626.098 m625.686 m
no value624.365 m to 626.101 m625.687 m
no value624.361 m to 626.134 m625.690 m
no value624.361 m to 626.152 m625.691 m
no value624.362 m to 626.169 m625.691 m
no value624.362 m to 626.176 m625.691 m
no value624.362 m to 626.177 m625.691 m
no value624.362 m to 626.177 m625.691 m
no value624.361 m to 626.177 m625.691 m
no value624.360 m to 626.177 m625.688 m
no value624.359 m to 626.174 m625.688 m
no value624.358 m to 626.174 m625.688 m
no value624.357 m to 626.174 m625.687 m
no value624.357 m to 626.184 m625.687 m
no value624.356 m to 626.206 m625.687 m
no value624.353 m to 626.204 m625.684 m
no value624.349 m to 626.194 m625.681 m
no value624.338 m to 626.187 m625.673 m
no value624.329 m to 626.186 m625.665 m
no value624.319 m to 626.186 m625.655 m
no value624.311 m to 626.187 m625.651 m
no value624.308 m to 626.193 m625.645 m
no value624.306 m to 626.200 m625.641 m
no value624.300 m to 626.200 m625.640 m
no value624.283 m to 626.198 m625.636 m
no value624.266 m to 626.189 m625.635 m
no value624.264 m to 626.188 m625.633 m
no value624.262 m to 626.186 m625.632 m
no value624.254 m to 626.185 m625.629 m
no value624.245 m to 626.176 m625.628 m
no value624.244 m to 626.170 m625.628 m
no value624.241 m to 626.168 m625.626 m
no value624.239 m to 626.166 m625.621 m
no value624.238 m to 626.157 m625.620 m
no value624.238 m to 626.143 m625.618 m
no value624.234 m to 626.127 m625.618 m
no value624.226 m to 626.093 m625.618 m
no value624.216 m to 626.090 m625.618 m
no value624.208 m to 626.087 m625.620 m
no value624.208 m to 626.080 m625.620 m
no value624.207 m to 626.075 m625.623 m
no value624.204 m to 626.070 m625.628 m
no value624.197 m to 626.057 m625.630 m
no value624.191 m to 626.054 m625.632 m
no value624.191 m to 626.051 m625.635 m
no value624.191 m to 626.043 m625.637 m
no value624.191 m to 626.037 m625.638 m
no value624.191 m to 626.028 m625.639 m
no value624.189 m to 626.025 m625.639 m
no value624.187 m to 626.020 m625.639 m
no value624.184 m to 626.015 m625.640 m
no value624.182 m to 626.012 m625.640 m
no value624.180 m to 626.011 m625.639 m
no value624.179 m to 626.011 m625.639 m
no value624.179 m to 626.011 m625.638 m
no value624.171 m to 626.001 m625.636 m
no value624.162 m to 625.988 m625.628 m
no value624.154 m to 625.976 m625.624 m
no value624.148 m to 625.969 m625.621 m
no value624.137 m to 625.964 m625.617 m
no value624.129 m to 625.961 m625.616 m
no value624.116 m to 625.958 m625.612 m
no value624.107 m to 625.956 m625.608 m
no value624.095 m to 625.954 m625.602 m
no value624.094 m to 625.952 m625.595 m
no value624.090 m to 625.947 m625.587 m
no value624.080 m to 625.940 m625.579 m
no value624.073 m to 625.939 m625.571 m
no value624.068 m to 625.939 m625.563 m
no value624.062 m to 625.940 m625.552 m
no value624.052 m to 625.943 m625.548 m
no value624.046 m to 625.943 m625.540 m
no value624.043 m to 625.943 m625.528 m
no value624.034 m to 625.944 m625.520 m
no value624.018 m to 625.945 m625.516 m
no value624.014 m to 625.945 m625.505 m
no value624.001 m to 625.945 m625.504 m
no value623.994 m to 625.945 m625.504 m
no value623.991 m to 625.945 m625.504 m
no value623.984 m to 625.945 m625.504 m
no value623.980 m to 625.945 m625.504 m
no value623.971 m to 625.945 m625.504 m
no value623.967 m to 625.945 m625.504 m
no value623.963 m to 625.940 m625.504 m
626.039 m623.956 m to 625.933 m625.506 m
626.038 m623.954 m to 625.928 m625.507 m
626.053 m623.945 m to 625.925 m625.508 m
626.037 m623.935 m to 625.925 m625.527 m
626.031 m623.933 m to 625.920 m625.527 m
626.021 m623.927 m to 625.919 m625.527 m
626.007 m623.925 m to 625.917 m625.524 m
625.995 m623.923 m to 625.914 m625.519 m
625.980 m623.917 m to 625.912 m625.511 m
625.974 m623.916 m to 625.909 m625.499 m
625.965 m623.914 m to 625.902 m625.495 m
625.955 m623.912 m to 625.900 m625.492 m
625.948 m623.908 m to 625.895 m625.491 m
625.932 m623.908 m to 625.893 m625.489 m
625.925 m623.907 m to 625.881 m625.489 m
625.915 m623.906 m to 625.872 m625.489 m
625.922 m623.905 m to 625.868 m625.486 m
625.897 m623.904 m to 625.868 m625.485 m
625.888 m623.902 m to 625.868 m625.485 m
625.885 m623.902 m to 625.868 m625.484 m
625.869 m623.902 m to 625.868 m625.484 m
625.863 m623.901 m to 625.868 m625.484 m
625.858 m623.901 m to 625.866 m625.483 m
625.850 m623.901 m to 625.867 m625.483 m
625.838 m623.901 m to 625.870 m625.483 m
625.831 m623.902 m to 625.870 m625.481 m
625.803 m623.902 m to 625.870 m625.481 m
625.794 m623.902 m to 625.870 m625.480 m
625.788 m623.902 m to 625.870 m625.479 m
625.784 m623.902 m to 625.870 m625.477 m
625.813 m623.903 m to 625.870 m625.477 m
625.807 m623.903 m to 625.870 m625.477 m
625.801 m623.903 m to 625.870 m625.475 m
625.813 m623.902 m to 625.869 m625.474 m
625.830 m623.902 m to 625.869 m625.474 m
625.810 m623.904 m to 625.869 m625.474 m
625.832 m623.905 m to 625.869 m625.474 m
625.839 m623.905 m to 625.870 m625.474 m
625.838 m623.905 m to 625.871 m625.472 m
625.839 m623.904 m to 625.873 m625.470 m
625.858 m623.902 m to 625.878 m625.470 m
625.859 m623.902 m to 625.887 m625.470 m
625.852 m623.902 m to 625.896 m625.469 m
625.836 m623.900 m to 625.896 m625.470 m
625.819 m623.899 m to 625.897 m625.470 m
625.804 m623.898 m to 625.897 m625.470 m
625.791 m624.147 m to 625.906 m625.474 m

The last 10 years, weekly averages

The last 10 years, weekly averages 625 m 626 m 627 m Highest 627.115 m 625.831 m
  • Level
  • Our record
Weekly averages of the South Heart Reservoir at McLennan from the week of 24 October 2016 to 25 October 2026.
Table: The last 10 years, weekly averages
Week startingWeekly average (m)
625.929 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
625.393 m
625.443 m
625.509 m
625.570 m
625.609 m
625.661 m
625.817 m
625.887 m
625.855 m
625.850 m
625.833 m
625.828 m
625.825 m
625.795 m
625.756 m
625.684 m
625.588 m
625.519 m
625.476 m
625.411 m
625.374 m
625.349 m
625.339 m
625.326 m
625.338 m
625.326 m
625.297 m
625.284 m
625.280 m
625.286 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
625.463 m
625.470 m
625.486 m
625.484 m
625.484 m
625.505 m
625.821 m
626.328 m
626.504 m
626.364 m
626.125 m
625.992 m
625.909 m
626.147 m
626.358 m
626.193 m
626.031 m
625.928 m
625.938 m
625.960 m
625.934 m
625.929 m
625.866 m
625.808 m
625.780 m
625.765 m
625.756 m
625.737 m
625.718 m
625.701 m
625.692 m
625.675 m
625.666 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
625.603 m
625.604 m
625.735 m
625.803 m
625.812 m
625.697 m
625.680 m
625.675 m
625.655 m
625.632 m
625.585 m
625.539 m
625.492 m
625.444 m
625.408 m
625.424 m
625.443 m
625.442 m
625.466 m
625.611 m
625.991 m
626.018 m
625.940 m
625.864 m
625.932 m
625.975 m
626.002 m
626.008 m
626.005 m
626.009 m
626.020 m
626.039 m
626.060 m
625.987 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
625.389 m
625.348 m
625.314 m
625.285 m
625.268 m
625.237 m
no value
no value
626.382 m
626.541 m
626.479 m
626.347 m
626.356 m
626.316 m
626.416 m
626.864 m
627.011 m
626.732 m
626.649 m
626.359 m
625.992 m
625.826 m
625.813 m
625.741 m
625.670 m
625.635 m
625.602 m
625.571 m
625.552 m
625.524 m
625.495 m
625.476 m
625.477 m
625.468 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
625.697 m
625.794 m
625.845 m
625.880 m
625.912 m
625.837 m
625.753 m
625.726 m
625.703 m
625.697 m
625.702 m
625.665 m
625.616 m
625.573 m
625.430 m
625.295 m
625.130 m
624.954 m
624.853 m
624.824 m
624.844 m
624.841 m
624.826 m
624.811 m
624.802 m
624.788 m
624.776 m
624.780 m
624.774 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
624.933 m
624.936 m
624.946 m
624.969 m
625.043 m
625.215 m
625.359 m
625.425 m
625.543 m
625.833 m
626.137 m
626.226 m
626.166 m
626.022 m
625.816 m
625.742 m
625.832 m
625.887 m
625.895 m
625.869 m
625.823 m
625.772 m
625.729 m
625.703 m
625.655 m
625.597 m
625.536 m
625.455 m
625.397 m
625.332 m
625.271 m
625.205 m
625.135 m
625.068 m
624.995 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
624.974 m
624.971 m
624.976 m
624.980 m
624.979 m
624.985 m
625.049 m
625.130 m
625.189 m
625.242 m
625.251 m
625.200 m
625.103 m
625.005 m
624.914 m
624.816 m
624.746 m
624.647 m
624.570 m
624.516 m
624.472 m
624.462 m
624.480 m
624.527 m
624.694 m
624.853 m
624.993 m
625.072 m
625.102 m
625.108 m
625.112 m
625.099 m
625.099 m
625.092 m
625.090 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
625.161 m
625.162 m
625.178 m
625.186 m
625.196 m
625.214 m
625.230 m
625.230 m
625.236 m
625.217 m
625.213 m
625.246 m
625.270 m
625.337 m
625.448 m
625.704 m
625.813 m
625.827 m
625.674 m
625.504 m
625.530 m
625.665 m
625.692 m
625.635 m
625.549 m
625.467 m
625.515 m
625.540 m
625.540 m
625.535 m
625.533 m
625.533 m
625.540 m
625.553 m
625.565 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
625.764 m
625.784 m
625.792 m
625.809 m
625.812 m
625.835 m
625.898 m
625.938 m
625.940 m
625.922 m
625.903 m
625.868 m
625.817 m
625.766 m
625.726 m
625.701 m
625.644 m
625.595 m
625.553 m
625.515 m
625.465 m
625.427 m
625.394 m
625.365 m
625.340 m
625.314 m
625.282 m
625.257 m
625.229 m
625.196 m
625.189 m
625.182 m
625.168 m
625.166 m
625.179 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
626.039 m
625.985 m
625.918 m
625.856 m
625.799 m
625.829 m
625.831 m

The whole record since 1981, monthly averages

The whole record since 1981, monthly averages 622 m 624 m 626 m Highest 627.115 m Lowest 621.893 m 625.823 m
  • Level
  • Our record
Monthly averages of the South Heart Reservoir at McLennan from 19 March 1981 to 25 October 2026.
Table: The whole record since 1981, monthly averages
Month startingMonthly average (m)
no value
no value
626.071 m
626.059 m
625.986 m
625.813 m
625.590 m
625.446 m
no value
no value
no value
no value
no value
no value
625.688 m
625.689 m
625.596 m
625.624 m
625.594 m
625.569 m
no value
no value
no value
no value
625.601 m
625.651 m
625.658 m
625.661 m
626.036 m
626.588 m
626.216 m
626.103 m
no value
no value
no value
no value
624.985 m
625.109 m
625.162 m
625.918 m
626.459 m
626.010 m
625.523 m
625.296 m
no value
no value
no value
no value
624.846 m
624.936 m
626.136 m
625.802 m
625.627 m
625.468 m
625.433 m
625.628 m
no value
no value
no value
no value
no value
625.519 m
625.524 m
625.469 m
625.475 m
625.544 m
625.363 m
625.238 m
no value
no value
no value
no value
no value
625.502 m
625.694 m
625.594 m
625.328 m
625.567 m
625.665 m
625.560 m
no value
no value
no value
no value
625.211 m
625.296 m
625.445 m
625.812 m
626.203 m
625.947 m
625.916 m
625.860 m
no value
no value
no value
no value
625.738 m
625.670 m
625.772 m
625.844 m
625.637 m
625.747 m
626.017 m
626.120 m
no value
no value
no value
no value
625.673 m
625.921 m
626.055 m
625.783 m
625.828 m
625.670 m
625.556 m
625.476 m
no value
no value
no value
625.449 m
no value
625.452 m
625.404 m
625.496 m
625.736 m
625.614 m
625.449 m
625.338 m
no value
no value
no value
625.339 m
625.562 m
626.019 m
626.105 m
626.059 m
625.781 m
625.439 m
625.268 m
625.287 m
no value
no value
no value
no value
625.221 m
625.269 m
625.187 m
624.997 m
625.511 m
625.736 m
625.699 m
625.714 m
no value
no value
no value
no value
625.586 m
625.920 m
626.017 m
625.653 m
626.061 m
626.079 m
625.791 m
625.576 m
no value
no value
no value
no value
625.166 m
625.292 m
624.852 m
624.365 m
624.326 m
624.261 m
624.172 m
624.144 m
no value
no value
no value
no value
624.012 m
624.551 m
625.742 m
626.273 m
626.217 m
626.228 m
626.018 m
625.901 m
no value
no value
no value
no value
625.647 m
625.792 m
626.648 m
626.149 m
626.284 m
625.750 m
625.603 m
625.764 m
no value
no value
no value
no value
625.366 m
625.426 m
624.758 m
624.415 m
624.264 m
624.079 m
623.929 m
623.902 m
no value
no value
no value
no value
624.079 m
624.196 m
624.236 m
624.184 m
624.080 m
623.975 m
623.903 m
623.865 m
no value
no value
no value
no value
no value
623.346 m
623.643 m
623.884 m
624.046 m
624.215 m
624.293 m
624.312 m
no value
no value
no value
no value
624.264 m
624.349 m
624.565 m
624.560 m
624.578 m
624.714 m
624.638 m
no value
no value
no value
no value
no value
624.471 m
no value
624.647 m
624.429 m
624.151 m
623.901 m
623.727 m
623.608 m
no value
no value
no value
no value
621.929 m
623.499 m
625.430 m
625.093 m
624.938 m
624.822 m
624.675 m
624.540 m
no value
no value
no value
no value
624.278 m
624.684 m
624.922 m
624.767 m
624.678 m
624.657 m
625.164 m
625.566 m
no value
no value
no value
no value
625.654 m
625.885 m
625.938 m
625.858 m
625.834 m
625.836 m
625.563 m
625.567 m
no value
no value
no value
no value
625.427 m
625.376 m
624.754 m
624.853 m
624.953 m
624.994 m
624.795 m
624.593 m
no value
no value
no value
no value
624.622 m
624.848 m
626.128 m
626.070 m
626.081 m
625.828 m
625.710 m
625.684 m
no value
no value
no value
no value
625.476 m
625.379 m
625.784 m
625.857 m
625.808 m
625.537 m
625.414 m
625.476 m
no value
no value
no value
no value
625.591 m
625.588 m
625.729 m
625.775 m
625.498 m
625.237 m
625.089 m
624.975 m
no value
no value
no value
no value
624.844 m
624.881 m
624.682 m
624.307 m
623.981 m
623.672 m
623.490 m
623.368 m
no value
no value
no value
no value
623.799 m
623.932 m
624.570 m
624.964 m
625.697 m
625.791 m
625.720 m
625.705 m
no value
no value
no value
no value
625.646 m
625.898 m
625.962 m
625.879 m
626.054 m
625.816 m
625.644 m
625.559 m
no value
no value
no value
no value
625.588 m
625.631 m
626.470 m
626.160 m
626.032 m
625.787 m
625.684 m
625.604 m
no value
no value
no value
no value
625.547 m
625.753 m
626.270 m
625.980 m
625.987 m
625.832 m
625.545 m
625.345 m
no value
no value
no value
no value
625.173 m
625.419 m
625.487 m
625.019 m
624.440 m
624.128 m
623.863 m
623.594 m
no value
no value
no value
no value
622.818 m
623.382 m
623.671 m
624.406 m
625.413 m
625.312 m
625.565 m
625.843 m
no value
no value
no value
no value
no value
625.471 m
625.756 m
625.836 m
625.708 m
625.431 m
625.333 m
625.288 m
no value
no value
no value
no value
625.474 m
625.589 m
626.296 m
626.134 m
625.966 m
625.866 m
625.746 m
625.682 m
no value
no value
no value
no value
625.647 m
625.743 m
625.620 m
625.447 m
625.537 m
625.947 m
625.997 m
626.027 m
no value
no value
no value
no value
625.330 m
no value
626.435 m
626.662 m
626.313 m
625.717 m
625.554 m
625.475 m
no value
no value
no value
no value
no value
625.785 m
625.843 m
625.704 m
625.509 m
624.942 m
624.829 m
624.780 m
no value
no value
no value
no value
624.955 m
625.346 m
626.077 m
625.841 m
625.845 m
625.660 m
625.393 m
625.106 m
no value
no value
no value
no value
624.976 m
625.081 m
625.183 m
624.819 m
624.511 m
624.687 m
625.090 m
625.095 m
no value
no value
no value
no value
625.170 m
625.219 m
625.233 m
625.557 m
625.635 m
625.601 m
625.531 m
625.544 m
no value
no value
no value
no value
625.785 m
625.880 m
625.888 m
625.709 m
625.517 m
625.360 m
625.238 m
625.175 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
625.961 m
625.823 m

How this compares

  • The daily average on 25 October 2026 was 625.791 m, the eighth highest for 25 October in 45 years of record (1981 to 2026). The newest value is provisional.
  • That is 0.41 m above the median of 625.38 m for 25 October over the last 10 years. The newest value is provisional.

Same date in past years

25 October in the last 10 years

DayLevelAgainst the normal range for the date
625.158 m
625.556 m
625.089 m
625.032 m
624.79 m
625.461 m
626.08 m
625.664 m
625.305 m
625.915 m

Year by year

The lowest and highest daily average of each year

The lowest and highest daily average of each year 625.8 m 625.9 m 626.0 m
  • Each year, lowest to highest
  • The year so far
The lowest and highest daily average of the South Heart Reservoir at McLennan in 2026 so far.
Table: The lowest and highest daily average of each year
YearLowest daily average (m)DayHighest daily average (m)DayDays with a value
so far, provisional625.784 m626.053 m47

Each year from January to December, weekly averages

Each year from January to December, weekly averages 622 m 624 m 626 m 2026 so far
  • The year so far
  • , the year before
  • Other years
  • Normal range for the week
The weekly averages of the South Heart Reservoir at McLennan in each year from 1986 to 2025 with a value in at least 26 weeks, and in 2026 so far, on one axis from January to December, with the normal range for each week. Each week is 7 days counted from 1 January (in a leap year, the weeks after 29 February start a day earlier), the last to 31 December.
Table: Each year from January to December, weekly averages
Week so far Weekly average (m)Normal range (m)
to no valueno value
to no valueno value
to no valueno value
to no valueno value
to no valueno value
to no valueno value
to no valueno value
to no valueno value
to no valueno value
to no value624.012 m to 625.673 m
to no value624.004 m to 625.663 m
to no value624.003 m to 625.661 m
to no value623.907 m to 625.700 m
to no value623.957 m to 625.779 m
to no value623.981 m to 625.849 m
to no value624.367 m to 625.928 m
to no value624.501 m to 626.068 m
to no value624.503 m to 626.288 m
to no value624.564 m to 626.410 m
to no value624.579 m to 626.338 m
to no value624.547 m to 626.221 m
to no value624.473 m to 626.095 m
to no value624.412 m to 626.070 m
to no value624.378 m to 626.070 m
to no value624.362 m to 626.169 m
to no value624.358 m to 626.174 m
to no value624.329 m to 626.186 m
to no value624.266 m to 626.189 m
to no value624.239 m to 626.166 m
to no value624.208 m to 626.080 m
to no value624.191 m to 626.037 m
to no value624.179 m to 626.011 m
to no value624.129 m to 625.961 m
to no value624.073 m to 625.939 m
to no value624.018 m to 625.945 m
to no value623.971 m to 625.945 m
to 626.026 m623.933 m to 625.920 m
to 625.954 m623.912 m to 625.900 m
to 625.891 m623.902 m to 625.868 m
to 625.823 m623.902 m to 625.870 m
to 625.808 m623.903 m to 625.870 m
to 625.845 m623.904 m to 625.873 m
to no value624.147 m to 625.906 m
to no valueno value
to no valueno value
to no valueno value
to no valueno value
to no valueno value
to no valueno value
to no valueno value
to no valueno value
to no valueno value
Every year
YearDays with a valueDays below the normal range
to 480
2450
2450
2460
2450
2060
2240
2350
2320
2180
24098
23070
2430
2400
2450
24571
245141
2450
2450
2450
2450
2450
2450
24546
217129
20118
225135
246196
24783
2450
2599
25830
2590
2560
2660
2400
2440
2500
2520
2350
2200
2450
2450
2530
1940
1890

How it compares

That is within the normal range for the date.

Records

  • Highest daily average in our series since 19 March 1981: 627.115 m on 22 June 2020.
  • Lowest daily average in our series since 19 March 1981: 621.893 m on 28 March 2003.

About this gauge

McLennan is a gauge on the South Heart Reservoir in Canada.

It lies at 55.6833° N, 116.5983° W.

Its readings come from the Water Survey of Canada (Environment and Climate Change Canada).

Our readings for this gauge go back to 19 March 1981.

The Water Survey of Canada publishes its real-time readings as preliminary data that it reviews and approves later.

The newest reading is provisional: the source may still correct it.

About these figures

The normal range for 25 October is 624.15 m to 625.91 m: the 10th to 90th percentile of the daily averages from 18 October to 1 November in 42 years between 1981 and 2025.

Keep exploring

Sources