World Water LevelsWater, in perspective

Blackstone River (Yukon) water level at Chapman Lake Airstrip

Is the Blackstone River (Yukon) at Chapman Lake Airstrip within its normal range for the date?

The Blackstone River (Yukon) at Chapman Lake Airstrip read 4.058 m at .

Level now

within the normal range for the date

4.058 m

Provisional

within the normal range for the date

4.058 mNormal for the date3.58 m to 4.32 mMedian 3.94 m
The normal range for 26 October is 3.58 m to 4.32 m: the 10th to 90th percentile of the daily averages from 19 October to 2 November in 13 years between 2011 and 2024.
Table: where the water stands
LevelValue
Newest reading4.058 m,
Normal range for the date3.58 m to 4.32 m
Median for the date3.94 m
Past day
+0.068 m
Past week
+0.291 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 Blackstone River (Yukon) at Chapman Lake Airstrip averaged 3.944 m.

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

The last 90 days, against the normal range for each day 3.75 m 4.00 m 4.25 m 3.944 m
  • Level
  • Above the normal range
  • Normal range for the date
  • Median for the date
  • A year earlier
Daily averages of the Blackstone River (Yukon) at Chapman Lake Airstrip 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 value3.770 m to 4.160 m3.938 mno value
no value3.767 m to 4.128 m3.935 mno value
no value3.763 m to 4.110 m3.924 mno value
no value3.755 m to 4.109 m3.916 mno value
no value3.753 m to 4.114 m3.908 mno value
no value3.747 m to 4.126 m3.908 mno value
no value3.738 m to 4.128 m3.916 mno value
no value3.734 m to 4.140 m3.919 mno value
no value3.728 m to 4.140 m3.919 mno value
no value3.726 m to 4.160 m3.919 mno value
no value3.720 m to 4.173 m3.919 mno value
no value3.718 m to 4.185 m3.926 mno value
no value3.718 m to 4.189 m3.935 mno value
no value3.718 m to 4.195 m3.939 mno value
no value3.720 m to 4.197 m3.941 mno value
no value3.721 m to 4.201 m3.949 mno value
no value3.722 m to 4.206 m3.958 mno value
no value3.722 m to 4.215 m3.968 mno value
no value3.723 m to 4.224 m3.979 mno value
no value3.749 m to 4.234 m3.985 mno value
no value3.773 m to 4.221 m3.995 mno value
no value3.808 m to 4.201 m3.998 mno value
no value3.815 m to 4.201 m4.001 mno value
no value3.816 m to 4.201 m4.005 mno value
no value3.819 m to 4.231 m4.016 mno value
no value3.823 m to 4.208 m4.017 mno value
no value3.830 m to 4.201 m4.017 mno value
no value3.830 m to 4.197 m4.018 mno value
no value3.832 m to 4.191 m4.026 mno value
no value3.832 m to 4.186 m4.026 mno value
no value3.832 m to 4.186 m4.018 mno value
no value3.832 m to 4.188 m4.015 mno value
no value3.832 m to 4.188 m4.008 mno value
no value3.837 m to 4.185 m4.006 mno value
no value3.837 m to 4.177 m4.006 mno value
no value3.837 m to 4.177 m4.004 mno value
no value3.837 m to 4.185 m3.999 mno value
no value3.837 m to 4.188 m3.991 mno value
no value3.837 m to 4.186 m3.986 mno value
no value3.832 m to 4.166 m3.982 mno value
no value3.830 m to 4.148 m3.978 mno value
no value3.826 m to 4.141 m3.971 mno value
no value3.824 m to 4.148 m3.968 mno value
no value3.819 m to 4.141 m3.962 mno value
no value3.817 m to 4.136 m3.959 mno value
4.016 m3.814 m to 4.133 m3.956 mno value
4.002 m3.813 m to 4.128 m3.951 mno value
4.003 m3.811 m to 4.111 m3.944 mno value
3.995 m3.809 m to 4.102 m3.932 mno value
3.979 m3.806 m to 4.101 m3.923 mno value
3.972 m3.804 m to 4.098 m3.907 mno value
3.983 m3.804 m to 4.088 m3.900 mno value
3.989 m3.804 m to 4.082 m3.891 mno value
3.980 m3.801 m to 4.069 m3.885 mno value
3.989 m3.794 m to 4.059 m3.873 mno value
4.155 m3.791 m to 4.049 m3.866 mno value
4.169 m3.784 m to 4.030 m3.860 mno value
4.123 m3.776 m to 4.020 m3.857 mno value
4.086 m3.767 m to 4.019 m3.848 mno value
4.054 m3.763 m to 4.007 m3.842 mno value
4.024 m3.753 m to 3.998 m3.832 mno value
4.001 m3.743 m to 3.980 m3.824 mno value
3.983 m3.731 m to 3.974 m3.816 mno value
3.970 m3.708 m to 3.933 m3.806 mno value
3.953 m3.702 m to 3.935 m3.800 mno value
3.940 m3.693 m to 3.943 m3.794 mno value
3.929 m3.682 m to 3.943 m3.792 mno value
3.897 m3.681 m to 3.944 m3.784 mno value
no value3.679 m to 3.950 m3.776 mno value
3.868 m3.677 m to 3.951 m3.773 mno value
no value3.664 m to 3.961 m3.768 mno value
3.831 m3.661 m to 3.961 m3.762 mno value
3.820 m3.654 m to 3.961 m3.753 mno value
3.705 m3.640 m to 3.954 m3.755 mno value
3.696 m3.632 m to 3.952 m3.747 mno value
3.808 m3.617 m to 3.960 m3.742 mno value
3.813 m3.616 m to 3.976 m3.734 mno value
3.764 m3.614 m to 3.989 m3.734 mno value
3.720 m3.613 m to 3.997 m3.727 mno value
3.706 m3.612 m to 3.998 m3.727 mno value
3.756 m3.612 m to 4.009 m3.734 mno value
3.763 m3.612 m to 4.033 m3.735 mno value
3.854 m3.606 m to 4.066 m3.735 mno value
3.735 m3.599 m to 4.123 m3.747 mno value
3.825 m3.596 m to 4.220 m3.768 mno value
3.686 m3.589 m to 4.257 m3.796 mno value
3.640 m3.584 m to 4.278 m3.828 mno value
3.651 m3.585 m to 4.305 m3.863 mno value
3.636 m3.581 m to 4.315 m3.900 mno value
3.944 m3.582 m to 4.316 m3.931 mno value

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

The last 12 months, against the normal range for each day 4.0 m 4.5 m 3.944 m
  • Level
  • Above the normal range
  • Normal range for the date
  • Median for the date
Daily averages of the Blackstone River (Yukon) at Chapman Lake Airstrip 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
no value3.582 m to 4.316 m3.931 m
no value3.577 m to 4.321 m3.940 m
no value3.572 m to 4.351 m3.951 m
no value3.572 m to 4.362 m3.973 m
no value3.572 m to 4.381 m4.020 m
no value3.580 m to 4.387 m4.062 m
no value3.588 m to 4.399 m4.086 m
no value3.595 m to 4.411 m4.108 m
no value3.666 m to 4.418 m4.148 m
no value3.689 m to 4.425 m4.167 m
no value3.731 m to 4.434 m4.167 m
no value3.753 m to 4.442 m4.171 m
no value3.799 m to 4.459 m4.171 m
no value3.844 m to 4.477 m4.171 m
no value3.799 m to 4.485 m4.159 m
no value3.777 m to 4.499 m4.153 m
no value3.778 m to 4.512 m4.151 m
no value3.771 m to 4.514 m4.139 m
no value3.766 m to 4.517 m4.134 m
no value3.761 m to 4.520 m4.115 m
no value3.755 m to 4.525 m4.093 m
no value3.755 m to 4.525 m4.084 m
no value3.753 m to 4.525 m4.076 m
no value3.743 m to 4.525 m4.064 m
no value3.735 m to 4.526 m4.061 m
no value3.719 m to 4.521 m4.057 m
no value3.711 m to 4.518 m4.043 m
no value3.710 m to 4.522 m4.053 m
no value3.710 m to 4.522 m4.038 m
no value3.710 m to 4.541 m4.024 m
no value3.696 m to 4.542 m4.021 m
no valueno valueno value
no value3.741 m to 4.569 m4.037 m
no value3.737 m to 4.557 m4.031 m
no value3.717 m to 4.555 m4.022 m
no value3.684 m to 4.536 m4.009 m
no value3.661 m to 4.533 m4.006 m
no value3.653 m to 4.534 m3.998 m
no value3.648 m to 4.534 m3.996 m
no value3.624 m to 4.500 m3.995 m
no value3.624 m to 4.503 m3.995 m
no value3.624 m to 4.506 m3.995 m
no value3.624 m to 4.518 m3.995 m
no value3.623 m to 4.534 m3.994 m
no value3.623 m to 4.534 m3.994 m
no value3.623 m to 4.534 m3.991 m
no value3.639 m to 4.553 m3.988 m
no value3.663 m to 4.556 m3.984 m
no value3.667 m to 4.568 m3.980 m
no value3.672 m to 4.570 m3.980 m
no value3.676 m to 4.534 m3.964 m
no value3.677 m to 4.527 m3.953 m
no value3.671 m to 4.518 m3.941 m
no value3.671 m to 4.511 m3.938 m
no value3.669 m to 4.576 m3.935 m
no value3.666 m to 4.583 m3.933 m
no value3.664 m to 4.586 m3.941 m
no valueno valueno value
no valueno valueno value
no valueno valueno value
no valueno valueno value
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no value4.024 m to 4.688 m4.289 m
no value4.004 m to 4.670 m4.287 m
no value3.944 m to 4.569 m4.263 m
no value3.929 m to 4.558 m4.253 m
no value3.915 m to 4.539 m4.251 m
no value3.888 m to 4.538 m4.243 m
no value3.883 m to 4.536 m4.252 m
no value3.884 m to 4.534 m4.242 m
no value3.881 m to 4.513 m4.211 m
no value3.881 m to 4.512 m4.201 m
no value3.878 m to 4.511 m4.199 m
no value3.877 m to 4.488 m4.198 m
no value3.876 m to 4.479 m4.201 m
no value3.879 m to 4.456 m4.200 m
no value3.882 m to 4.438 m4.191 m
no value3.885 m to 4.429 m4.184 m
no value3.885 m to 4.426 m4.178 m
no value3.882 m to 4.403 m4.178 m
no value3.876 m to 4.402 m4.166 m
no value3.876 m to 4.417 m4.156 m
no value3.879 m to 4.402 m4.153 m
no value3.882 m to 4.410 m4.147 m
no value3.888 m to 4.389 m4.140 m
no value3.894 m to 4.384 m4.126 m
no value3.898 m to 4.382 m4.125 m
no value3.905 m to 4.380 m4.116 m
no value3.917 m to 4.380 m4.107 m
no value3.909 m to 4.379 m4.105 m
no value3.897 m to 4.379 m4.101 m
no value3.895 m to 4.382 m4.096 m
no value3.895 m to 4.382 m4.093 m
no value3.884 m to 4.382 m4.087 m
no value3.883 m to 4.387 m4.077 m
no value3.870 m to 4.378 m4.066 m
no value3.849 m to 4.355 m4.053 m
no value3.834 m to 4.353 m4.040 m
no value3.812 m to 4.334 m4.033 m
no value3.810 m to 4.334 m4.027 m
no value3.787 m to 4.334 m4.017 m
no value3.783 m to 4.334 m4.008 m
no value3.773 m to 4.335 m3.998 m
no value3.773 m to 4.296 m3.982 m
no value3.773 m to 4.269 m3.973 m
no value3.765 m to 4.264 m3.967 m
no value3.764 m to 4.259 m3.963 m
no value3.767 m to 4.238 m3.957 m
no value3.767 m to 4.237 m3.957 m
no value3.771 m to 4.226 m3.964 m
no value3.777 m to 4.222 m3.964 m
no value3.778 m to 4.220 m3.961 m
no value3.778 m to 4.215 m3.957 m
no value3.778 m to 4.213 m3.953 m
no value3.781 m to 4.208 m3.950 m
no value3.790 m to 4.208 m3.949 m
no value3.787 m to 4.208 m3.950 m
no value3.787 m to 4.208 m3.952 m
no value3.779 m to 4.203 m3.952 m
no value3.778 m to 4.199 m3.955 m
no value3.778 m to 4.192 m3.948 m
no value3.777 m to 4.182 m3.945 m
no value3.770 m to 4.160 m3.938 m
no value3.767 m to 4.128 m3.935 m
no value3.763 m to 4.110 m3.924 m
no value3.755 m to 4.109 m3.916 m
no value3.753 m to 4.114 m3.908 m
no value3.747 m to 4.126 m3.908 m
no value3.738 m to 4.128 m3.916 m
no value3.734 m to 4.140 m3.919 m
no value3.728 m to 4.140 m3.919 m
no value3.726 m to 4.160 m3.919 m
no value3.720 m to 4.173 m3.919 m
no value3.718 m to 4.185 m3.926 m
no value3.718 m to 4.189 m3.935 m
no value3.718 m to 4.195 m3.939 m
no value3.720 m to 4.197 m3.941 m
no value3.721 m to 4.201 m3.949 m
no value3.722 m to 4.206 m3.958 m
no value3.722 m to 4.215 m3.968 m
no value3.723 m to 4.224 m3.979 m
no value3.749 m to 4.234 m3.985 m
no value3.773 m to 4.221 m3.995 m
no value3.808 m to 4.201 m3.998 m
no value3.815 m to 4.201 m4.001 m
no value3.816 m to 4.201 m4.005 m
no value3.819 m to 4.231 m4.016 m
no value3.823 m to 4.208 m4.017 m
no value3.830 m to 4.201 m4.017 m
no value3.830 m to 4.197 m4.018 m
no value3.832 m to 4.191 m4.026 m
no value3.832 m to 4.186 m4.026 m
no value3.832 m to 4.186 m4.018 m
no value3.832 m to 4.188 m4.015 m
no value3.832 m to 4.188 m4.008 m
no value3.837 m to 4.185 m4.006 m
no value3.837 m to 4.177 m4.006 m
no value3.837 m to 4.177 m4.004 m
no value3.837 m to 4.185 m3.999 m
no value3.837 m to 4.188 m3.991 m
no value3.837 m to 4.186 m3.986 m
no value3.832 m to 4.166 m3.982 m
no value3.830 m to 4.148 m3.978 m
no value3.826 m to 4.141 m3.971 m
no value3.824 m to 4.148 m3.968 m
no value3.819 m to 4.141 m3.962 m
no value3.817 m to 4.136 m3.959 m
4.016 m3.814 m to 4.133 m3.956 m
4.002 m3.813 m to 4.128 m3.951 m
4.003 m3.811 m to 4.111 m3.944 m
3.995 m3.809 m to 4.102 m3.932 m
3.979 m3.806 m to 4.101 m3.923 m
3.972 m3.804 m to 4.098 m3.907 m
3.983 m3.804 m to 4.088 m3.900 m
3.989 m3.804 m to 4.082 m3.891 m
3.980 m3.801 m to 4.069 m3.885 m
3.989 m3.794 m to 4.059 m3.873 m
4.155 m3.791 m to 4.049 m3.866 m
4.169 m3.784 m to 4.030 m3.860 m
4.123 m3.776 m to 4.020 m3.857 m
4.086 m3.767 m to 4.019 m3.848 m
4.054 m3.763 m to 4.007 m3.842 m
4.024 m3.753 m to 3.998 m3.832 m
4.001 m3.743 m to 3.980 m3.824 m
3.983 m3.731 m to 3.974 m3.816 m
3.970 m3.708 m to 3.933 m3.806 m
3.953 m3.702 m to 3.935 m3.800 m
3.940 m3.693 m to 3.943 m3.794 m
3.929 m3.682 m to 3.943 m3.792 m
3.897 m3.681 m to 3.944 m3.784 m
no value3.679 m to 3.950 m3.776 m
3.868 m3.677 m to 3.951 m3.773 m
no value3.664 m to 3.961 m3.768 m
3.831 m3.661 m to 3.961 m3.762 m
3.820 m3.654 m to 3.961 m3.753 m
3.705 m3.640 m to 3.954 m3.755 m
3.696 m3.632 m to 3.952 m3.747 m
3.808 m3.617 m to 3.960 m3.742 m
3.813 m3.616 m to 3.976 m3.734 m
3.764 m3.614 m to 3.989 m3.734 m
3.720 m3.613 m to 3.997 m3.727 m
3.706 m3.612 m to 3.998 m3.727 m
3.756 m3.612 m to 4.009 m3.734 m
3.763 m3.612 m to 4.033 m3.735 m
3.854 m3.606 m to 4.066 m3.735 m
3.735 m3.599 m to 4.123 m3.747 m
3.825 m3.596 m to 4.220 m3.768 m
3.686 m3.589 m to 4.257 m3.796 m
3.640 m3.584 m to 4.278 m3.828 m
3.651 m3.585 m to 4.305 m3.863 m
3.636 m3.581 m to 4.315 m3.900 m
3.944 m3.582 m to 4.316 m3.931 m

The last 10 years, weekly averages

The last 10 years, weekly averages 4 m 5 m Lowest 3.229 m 3.731 m
  • Level
  • Our record
Weekly averages of the Blackstone River (Yukon) at Chapman Lake Airstrip from the week of 24 October 2016 to 25 October 2026.
Table: The last 10 years, weekly averages
Week startingWeekly average (m)
4.303 m
4.398 m
4.148 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
4.410 m
4.153 m
4.159 m
4.117 m
no value
4.026 m
4.196 m
3.985 m
3.888 m
3.953 m
3.899 m
3.792 m
3.719 m
3.715 m
3.743 m
3.834 m
3.820 m
3.869 m
3.798 m
3.877 m
3.841 m
3.735 m
3.683 m
4.119 m
3.926 m
4.128 m
4.117 m
4.058 m
3.979 m
3.966 m
3.834 m
3.678 m
3.565 m
3.582 m
3.847 m
4.117 m
4.205 m
3.826 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
3.305 m
3.644 m
4.530 m
5.090 m
4.707 m
4.326 m
4.037 m
4.245 m
4.184 m
4.223 m
4.202 m
4.083 m
3.891 m
3.917 m
3.815 m
3.773 m
4.118 m
3.961 m
3.981 m
4.104 m
3.956 m
3.924 m
3.833 m
3.757 m
3.649 m
3.809 m
3.587 m
3.545 m
3.883 m
3.929 m
3.899 m
3.845 m
3.767 m
3.575 m
3.616 m
3.835 m
3.803 m
3.856 m
3.555 m
3.709 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
3.740 m
4.062 m
4.071 m
3.910 m
3.429 m
3.767 m
4.106 m
4.311 m
4.286 m
3.980 m
3.889 m
3.940 m
3.771 m
3.696 m
3.676 m
3.834 m
3.827 m
3.925 m
3.878 m
3.937 m
3.943 m
3.848 m
3.829 m
3.779 m
3.815 m
3.821 m
3.753 m
3.702 m
3.747 m
3.691 m
3.506 m
3.750 m
3.825 m
3.767 m
3.669 m
3.607 m
3.685 m
3.704 m
3.785 m
4.407 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
4.483 m
4.275 m
4.289 m
4.418 m
4.388 m
4.264 m
4.047 m
3.962 m
4.028 m
4.083 m
4.111 m
4.222 m
4.040 m
4.133 m
4.136 m
4.092 m
3.955 m
3.848 m
3.802 m
3.764 m
3.755 m
4.363 m
4.305 m
4.193 m
4.167 m
4.031 m
3.990 m
3.939 m
3.961 m
3.994 m
3.996 m
4.092 m
4.089 m
4.039 m
3.963 m
3.636 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
5.306 m
5.040 m
4.917 m
4.352 m
4.014 m
4.373 m
4.273 m
4.232 m
4.265 m
4.090 m
3.918 m
3.804 m
3.769 m
3.774 m
3.726 m
4.160 m
4.109 m
4.142 m
4.066 m
3.955 m
3.871 m
3.811 m
3.739 m
3.710 m
3.645 m
3.731 m
3.647 m
3.948 m
4.145 m
4.164 m
4.134 m
4.134 m
4.386 m
4.523 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
3.563 m
3.979 m
4.035 m
3.760 m
4.257 m
4.718 m
4.376 m
4.173 m
4.152 m
4.003 m
3.896 m
3.901 m
4.142 m
3.886 m
3.823 m
3.879 m
3.998 m
3.992 m
4.002 m
4.318 m
4.085 m
4.136 m
4.071 m
4.040 m
4.122 m
4.003 m
3.736 m
4.222 m
4.571 m
4.473 m
4.320 m
4.267 m
4.158 m
4.156 m
4.050 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
4.901 m
4.912 m
4.295 m
4.531 m
4.283 m
4.384 m
4.391 m
4.190 m
4.017 m
4.002 m
3.881 m
3.821 m
3.804 m
3.954 m
3.856 m
4.040 m
4.089 m
3.945 m
3.891 m
3.833 m
3.767 m
3.834 m
3.854 m
3.809 m
3.801 m
4.446 m
4.537 m
4.628 m
4.692 m
4.617 m
4.628 m
4.629 m
4.648 m
4.645 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
4.284 m
4.388 m
4.306 m
4.288 m
4.167 m
4.057 m
4.069 m
3.993 m
4.044 m
3.936 m
3.998 m
3.971 m
4.029 m
3.998 m
4.029 m
3.974 m
3.987 m
3.956 m
3.908 m
3.804 m
3.741 m
3.680 m
4.093 m
4.393 m
4.356 m
4.167 m
4.015 m
3.855 m
3.869 m
3.905 m
3.917 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
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
no value
no value
3.984 m
4.088 m
3.945 m
3.788 m
3.768 m
3.731 m

The whole record since 2011, weekly averages

The whole record since 2011, weekly averages 4 m 5 m Lowest 3.229 m 3.731 m
  • Level
  • Our record
Weekly averages of the Blackstone River (Yukon) at Chapman Lake Airstrip from 6 April 2011 to 25 October 2026.
Table: The whole record since 2011, weekly averages
Week startingWeekly average (m)
no value
no value
no value
no value
no value
no value
no value
no value
3.955 m
3.935 m
3.942 m
4.292 m
4.219 m
4.427 m
4.176 m
4.182 m
4.026 m
4.051 m
4.064 m
4.110 m
4.087 m
3.953 m
3.964 m
3.879 m
3.814 m
3.769 m
3.724 m
no value
no value
4.044 m
4.126 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
3.926 m
4.408 m
no value
no value
no value
4.268 m
4.397 m
4.091 m
4.037 m
4.026 m
4.177 m
4.219 m
4.212 m
4.010 m
3.999 m
3.959 m
3.845 m
3.836 m
3.950 m
3.887 m
3.822 m
3.846 m
3.854 m
3.809 m
3.788 m
3.925 m
4.141 m
4.268 m
4.061 m
3.835 m
3.706 m
no value
no value
3.950 m
4.109 m
4.200 m
4.583 m
4.676 m
4.908 m
4.733 m
4.897 m
5.051 m
no value
no value
no value
4.989 m
4.805 m
4.639 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
4.351 m
4.082 m
4.092 m
4.008 m
3.879 m
3.760 m
3.754 m
3.869 m
3.726 m
3.702 m
3.809 m
4.180 m
3.973 m
3.962 m
4.135 m
3.935 m
3.810 m
3.706 m
no value
no value
3.761 m
no value
3.803 m
3.750 m
3.767 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
3.873 m
3.796 m
4.042 m
4.019 m
4.164 m
3.980 m
4.025 m
4.187 m
4.015 m
4.121 m
3.962 m
4.115 m
4.334 m
4.117 m
4.015 m
3.845 m
3.862 m
3.818 m
3.712 m
3.638 m
3.643 m
3.819 m
4.193 m
4.181 m
4.130 m
4.058 m
4.020 m
3.984 m
4.016 m
3.930 m
4.053 m
3.900 m
3.788 m
3.380 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
4.732 m
4.263 m
3.541 m
4.489 m
4.694 m
4.316 m
3.957 m
3.879 m
3.887 m
3.920 m
3.970 m
3.859 m
3.868 m
3.881 m
3.989 m
3.895 m
3.841 m
4.002 m
4.140 m
4.076 m
4.049 m
4.037 m
3.856 m
3.917 m
3.807 m
3.703 m
3.690 m
4.036 m
4.363 m
4.367 m
no value
4.201 m
4.094 m
4.032 m
3.923 m
3.666 m
3.809 m
3.944 m
3.885 m
3.908 m
3.923 m
4.114 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
4.040 m
4.355 m
4.416 m
4.098 m
4.197 m
4.270 m
4.195 m
4.218 m
4.249 m
4.127 m
4.558 m
4.193 m
4.128 m
4.071 m
3.985 m
4.098 m
4.020 m
3.908 m
no value
no value
4.171 m
4.303 m
4.398 m
4.148 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
4.410 m
4.153 m
4.159 m
4.117 m
no value
4.026 m
4.196 m
3.985 m
3.888 m
3.953 m
3.899 m
3.792 m
3.719 m
3.715 m
3.743 m
3.834 m
3.820 m
3.869 m
3.798 m
3.877 m
3.841 m
3.735 m
3.683 m
4.119 m
3.926 m
4.128 m
4.117 m
4.058 m
3.979 m
3.966 m
3.834 m
3.678 m
3.565 m
3.582 m
3.847 m
4.117 m
4.205 m
3.826 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
3.305 m
3.644 m
4.530 m
5.090 m
4.707 m
4.326 m
4.037 m
4.245 m
4.184 m
4.223 m
4.202 m
4.083 m
3.891 m
3.917 m
3.815 m
3.773 m
4.118 m
3.961 m
3.981 m
4.104 m
3.956 m
3.924 m
3.833 m
3.757 m
3.649 m
3.809 m
3.587 m
3.545 m
3.883 m
3.929 m
3.899 m
3.845 m
3.767 m
3.575 m
3.616 m
3.835 m
3.803 m
3.856 m
3.555 m
3.709 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
3.740 m
4.062 m
4.071 m
3.910 m
3.429 m
3.767 m
4.106 m
4.311 m
4.286 m
3.980 m
3.889 m
3.940 m
3.771 m
3.696 m
3.676 m
3.834 m
3.827 m
3.925 m
3.878 m
3.937 m
3.943 m
3.848 m
3.829 m
3.779 m
3.815 m
3.821 m
3.753 m
3.702 m
3.747 m
3.691 m
3.506 m
3.750 m
3.825 m
3.767 m
3.669 m
3.607 m
3.685 m
3.704 m
3.785 m
4.407 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
4.483 m
4.275 m
4.289 m
4.418 m
4.388 m
4.264 m
4.047 m
3.962 m
4.028 m
4.083 m
4.111 m
4.222 m
4.040 m
4.133 m
4.136 m
4.092 m
3.955 m
3.848 m
3.802 m
3.764 m
3.755 m
4.363 m
4.305 m
4.193 m
4.167 m
4.031 m
3.990 m
3.939 m
3.961 m
3.994 m
3.996 m
4.092 m
4.089 m
4.039 m
3.963 m
3.636 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
5.306 m
5.040 m
4.917 m
4.352 m
4.014 m
4.373 m
4.273 m
4.232 m
4.265 m
4.090 m
3.918 m
3.804 m
3.769 m
3.774 m
3.726 m
4.160 m
4.109 m
4.142 m
4.066 m
3.955 m
3.871 m
3.811 m
3.739 m
3.710 m
3.645 m
3.731 m
3.647 m
3.948 m
4.145 m
4.164 m
4.134 m
4.134 m
4.386 m
4.523 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
3.563 m
3.979 m
4.035 m
3.760 m
4.257 m
4.718 m
4.376 m
4.173 m
4.152 m
4.003 m
3.896 m
3.901 m
4.142 m
3.886 m
3.823 m
3.879 m
3.998 m
3.992 m
4.002 m
4.318 m
4.085 m
4.136 m
4.071 m
4.040 m
4.122 m
4.003 m
3.736 m
4.222 m
4.571 m
4.473 m
4.320 m
4.267 m
4.158 m
4.156 m
4.050 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
4.901 m
4.912 m
4.295 m
4.531 m
4.283 m
4.384 m
4.391 m
4.190 m
4.017 m
4.002 m
3.881 m
3.821 m
3.804 m
3.954 m
3.856 m
4.040 m
4.089 m
3.945 m
3.891 m
3.833 m
3.767 m
3.834 m
3.854 m
3.809 m
3.801 m
4.446 m
4.537 m
4.628 m
4.692 m
4.617 m
4.628 m
4.629 m
4.648 m
4.645 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
4.284 m
4.388 m
4.306 m
4.288 m
4.167 m
4.057 m
4.069 m
3.993 m
4.044 m
3.936 m
3.998 m
3.971 m
4.029 m
3.998 m
4.029 m
3.974 m
3.987 m
3.956 m
3.908 m
3.804 m
3.741 m
3.680 m
4.093 m
4.393 m
4.356 m
4.167 m
4.015 m
3.855 m
3.869 m
3.905 m
3.917 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
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
no value
no value
3.984 m
4.088 m
3.945 m
3.788 m
3.768 m
3.731 m

How this compares

  • The daily average on 25 October 2026 was 3.944 m, the seventh highest for 25 October in 15 years of record (2011 to 2026). The newest value is provisional.

Same date in past years

25 October in the last 10 years

DayLevelAgainst the normal range for the date
no value
4.209 m
3.797 m
3.773 m
3.602 m
4.493 m
3.567 m
3.546 m
4.178 m
4.209 m

Year by year

The lowest and highest daily average of each year

The lowest and highest daily average of each year 3.8 m 4.0 m 4.2 m
  • Each year, lowest to highest
  • The year so far
The lowest and highest daily average of the Blackstone River (Yukon) at Chapman Lake Airstrip 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, provisional3.636 m4.169 m45

Each year from January to December, weekly averages

Each year from January to December, weekly averages 4 m 5 m 2026 so far
  • The year so far
  • Other years
  • Normal range for the week
The weekly averages of the Blackstone River (Yukon) at Chapman Lake Airstrip in each year from 2012 to 2024 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 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 valueno value
to no valueno value
to no valueno value
to no value3.944 m to 4.569 m
to no value3.881 m to 4.512 m
to no value3.885 m to 4.426 m
to no value3.894 m to 4.384 m
to no value3.895 m to 4.382 m
to no value3.810 m to 4.334 m
to no value3.764 m to 4.259 m
to no value3.778 m to 4.213 m
to no value3.778 m to 4.192 m
to no value3.747 m to 4.126 m
to no value3.718 m to 4.189 m
to no value3.749 m to 4.234 m
to no value3.830 m to 4.201 m
to no value3.837 m to 4.185 m
to no value3.830 m to 4.148 m
to 3.994 m3.811 m to 4.111 m
to 4.056 m3.794 m to 4.059 m
to 4.010 m3.743 m to 3.980 m
to 3.893 m3.679 m to 3.950 m
to 3.761 m3.617 m to 3.960 m
to 3.761 m3.606 m to 4.066 m
to no value3.582 m to 4.316 m
to no value3.595 m to 4.411 m
to no value3.799 m to 4.485 m
to no value3.755 m to 4.525 m
to no value3.710 m to 4.522 m
to no value3.684 m to 4.536 m
to no value3.624 m to 4.518 m
to no value3.672 m to 4.570 m
to no value3.664 m to 4.586 m
to no valueno value
Every year
YearDays with a valueDays below the normal range
to 460
2300
2281
2420
26821
2290
29677
29733
22630
1953
27012
22116
21732
22610
1537

How it compares

That is within the normal range for the date.

Records

  • Highest daily average in our series since 6 April 2011: 5.951 m on 12 May 2011.
  • Lowest daily average in our series since 6 April 2011: 3.229 m on 14 April 2018.

About this gauge

Chapman Lake Airstrip is a gauge on the Blackstone River (Yukon) in Canada.

It lies at 64.9014° N, 138.2760° W.

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

Our readings for this gauge go back to 6 April 2011.

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 3.58 m to 4.32 m: the 10th to 90th percentile of the daily averages from 18 October to 1 November in 13 years between 2011 and 2024.

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Sources