World Water Levels

normal for the date

St. Clair River at Mouth of the Black River: history

On the St. Clair River at Mouth of the Black River averaged 176.226 m above IGLD 1985.

That is within the normal range for the date. The normal range for 4 October is 175.76 m to 176.70 m: the 10th to 90th percentile of the daily averages from 27 September to 11 October in 70 years between 1955 and 2025.

The last 90 days, against the normal range for each day
The last 90 days, against the normal range for each day 176.0 m 176.5 m 177.0 m Highest 177.286 m 176.226 m
  • Level
  • Normal range for the date
  • Median for the date
  • A year earlier
  • Our record
Daily averages of the St. Clair River at Mouth of the Black River from 7 July 2026 to 4 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
176.417 m175.868 m to 176.836 m176.371 m176.282 m
176.390 m175.866 m to 176.835 m176.369 m176.257 m
176.412 m175.865 m to 176.834 m176.367 m176.240 m
176.425 m175.865 m to 176.833 m176.367 m176.260 m
176.430 m175.862 m to 176.834 m176.365 m176.237 m
176.408 m175.863 m to 176.833 m176.366 m176.212 m
176.380 m175.865 m to 176.833 m176.365 m176.266 m
176.396 m175.865 m to 176.834 m176.365 m176.261 m
176.415 m175.864 m to 176.834 m176.364 m176.250 m
176.421 m175.864 m to 176.842 m176.364 m176.235 m
176.401 m175.864 m to 176.834 m176.363 m176.287 m
176.424 m175.862 m to 176.842 m176.363 m176.262 m
176.420 m175.857 m to 176.848 m176.363 m176.237 m
176.369 m175.850 m to 176.851 m176.365 m176.278 m
176.410 m175.848 m to 176.844 m176.367 m176.288 m
176.446 m175.847 m to 176.862 m176.377 m176.241 m
176.401 m175.845 m to 176.862 m176.377 m176.216 m
176.390 m175.843 m to 176.865 m176.377 m176.208 m
176.373 m175.845 m to 176.865 m176.379 m176.254 m
176.375 m175.847 m to 176.866 m176.380 m176.241 m
176.368 m175.845 m to 176.866 m176.382 m176.261 m
176.432 m175.845 m to 176.863 m176.385 m176.263 m
176.421 m175.846 m to 176.860 m176.385 m176.279 m
176.410 m175.844 m to 176.854 m176.387 m176.290 m
176.380 m175.844 m to 176.847 m176.385 m176.285 m
176.401 m175.843 m to 176.847 m176.383 m176.278 m
176.421 m175.844 m to 176.846 m176.385 m176.261 m
176.401 m175.847 m to 176.844 m176.384 m176.252 m
176.372 m175.847 m to 176.843 m176.383 m176.251 m
176.360 m175.847 m to 176.843 m176.377 m176.248 m
176.377 m175.853 m to 176.833 m176.365 m176.222 m
176.363 m175.853 m to 176.833 m176.363 m176.182 m
176.369 m175.852 m to 176.824 m176.363 m176.179 m
176.367 m175.853 m to 176.816 m176.358 m176.177 m
176.366 m175.853 m to 176.814 m176.358 m176.188 m
176.379 m175.854 m to 176.814 m176.358 m176.192 m
176.372 m175.854 m to 176.814 m176.355 m176.234 m
176.373 m175.853 m to 176.814 m176.355 m176.266 m
176.385 m175.853 m to 176.813 m176.349 m176.254 m
176.361 m175.853 m to 176.801 m176.346 m176.224 m
176.347 m175.850 m to 176.796 m176.346 m176.218 m
176.391 m175.845 m to 176.795 m176.346 m176.306 m
176.354 m175.842 m to 176.795 m176.345 m176.195 m
176.373 m175.840 m to 176.795 m176.345 m176.166 m
176.358 m175.838 m to 176.795 m176.344 m176.255 m
176.329 m175.836 m to 176.795 m176.344 m176.234 m
176.331 m175.837 m to 176.795 m176.355 m176.214 m
176.415 m175.837 m to 176.795 m176.349 m176.208 m
176.414 m175.837 m to 176.794 m176.355 m176.234 m
176.364 m175.837 m to 176.787 m176.355 m176.260 m
176.314 m175.837 m to 176.789 m176.349 m176.251 m
176.360 m175.830 m to 176.776 m176.349 m176.210 m
176.338 m175.829 m to 176.790 m176.343 m176.250 m
176.308 m175.827 m to 176.790 m176.341 m176.221 m
176.306 m175.818 m to 176.793 m176.341 m176.208 m
176.292 m175.816 m to 176.788 m176.343 m176.192 m
no value175.818 m to 176.792 m176.341 m176.180 m
no value175.814 m to 176.792 m176.335 m176.164 m
no value175.814 m to 176.789 m176.332 m176.142 m
no value175.813 m to 176.779 m176.331 m176.216 m
176.352 m175.815 m to 176.787 m176.329 m176.142 m
176.361 m175.813 m to 176.787 m176.326 m176.186 m
176.329 m175.813 m to 176.787 m176.324 m176.162 m
176.313 m175.802 m to 176.787 m176.320 m176.161 m
176.282 m175.801 m to 176.787 m176.316 m176.127 m
176.349 m175.801 m to 176.779 m176.313 m176.127 m
176.325 m175.802 m to 176.779 m176.312 m176.135 m
176.287 m175.799 m to 176.770 m176.309 m176.115 m
176.345 m175.792 m to 176.767 m176.307 m176.108 m
176.339 m175.791 m to 176.763 m176.304 m176.117 m
176.222 m175.791 m to 176.764 m176.302 m176.112 m
176.332 m175.780 m to 176.761 m176.302 m176.107 m
176.306 m175.781 m to 176.758 m176.296 m176.111 m
176.327 m175.779 m to 176.747 m176.295 m176.118 m
176.259 m175.776 m to 176.718 m176.287 m176.111 m
176.301 m175.776 m to 176.717 m176.286 m176.054 m
176.305 m175.771 m to 176.713 m176.288 m176.045 m
176.280 m175.770 m to 176.706 m176.283 m176.067 m
176.244 m175.767 m to 176.705 m176.284 m176.083 m
176.228 m175.765 m to 176.702 m176.285 m176.103 m
176.245 m175.764 m to 176.703 m176.282 m176.106 m
176.268 m175.760 m to 176.703 m176.281 m176.113 m
176.274 m175.760 m to 176.698 m176.279 m176.080 m
176.274 m175.762 m to 176.695 m176.273 m176.107 m
176.238 m175.760 m to 176.695 m176.267 m176.087 m
176.199 m175.761 m to 176.692 m176.260 m176.104 m
176.219 m175.761 m to 176.706 m176.267 m176.055 m
176.306 m175.759 m to 176.706 m176.267 m176.041 m
176.275 m175.758 m to 176.706 m176.266 m176.037 m
176.226 m175.756 m to 176.702 m176.260 m176.030 m
The last 12 months, against the normal range for each day
The last 12 months, against the normal range for each day 176 m 177 m Highest 177.286 m Lowest 175.167 m 176.226 m
  • Level
  • Normal range for the date
  • Median for the date
  • Our record
Daily averages of the St. Clair River at Mouth of the Black River from 4 October 2025 to 4 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
176.030 m175.756 m to 176.702 m176.260 m
176.029 m175.756 m to 176.699 m176.255 m
176.036 m175.751 m to 176.695 m176.252 m
176.104 m175.746 m to 176.694 m176.249 m
176.122 m175.746 m to 176.694 m176.247 m
176.051 m175.743 m to 176.688 m176.246 m
176.006 m175.740 m to 176.695 m176.243 m
176.091 m175.747 m to 176.694 m176.242 m
176.015 m175.740 m to 176.694 m176.235 m
176.009 m175.737 m to 176.699 m176.229 m
176.066 m175.734 m to 176.694 m176.232 m
176.072 m175.731 m to 176.685 m176.230 m
176.026 m175.728 m to 176.685 m176.228 m
175.974 m175.728 m to 176.675 m176.225 m
175.965 m175.728 m to 176.672 m176.225 m
176.033 m175.727 m to 176.675 m176.224 m
176.070 m175.727 m to 176.669 m176.220 m
175.977 m175.727 m to 176.666 m176.215 m
176.029 m175.730 m to 176.663 m176.210 m
176.044 m175.728 m to 176.662 m176.204 m
176.047 m175.727 m to 176.654 m176.196 m
176.024 m175.726 m to 176.647 m176.197 m
175.999 m175.719 m to 176.645 m176.197 m
175.974 m175.715 m to 176.639 m176.195 m
175.918 m175.715 m to 176.639 m176.197 m
175.939 m175.712 m to 176.637 m176.191 m
176.026 m175.711 m to 176.639 m176.187 m
176.036 m175.709 m to 176.633 m176.188 m
175.989 m175.707 m to 176.634 m176.188 m
175.923 m175.700 m to 176.630 m176.185 m
175.988 m175.699 m to 176.628 m176.183 m
176.008 m175.697 m to 176.627 m176.182 m
175.988 m175.695 m to 176.626 m176.184 m
175.966 m175.689 m to 176.624 m176.182 m
175.878 m175.685 m to 176.624 m176.182 m
175.993 m175.684 m to 176.624 m176.183 m
176.009 m175.680 m to 176.626 m176.184 m
176.009 m175.673 m to 176.627 m176.181 m
175.942 m175.666 m to 176.627 m176.181 m
175.955 m175.666 m to 176.627 m176.180 m
175.986 m175.666 m to 176.624 m176.180 m
175.918 m175.663 m to 176.624 m176.168 m
175.842 m175.663 m to 176.623 m176.166 m
176.025 m175.660 m to 176.619 m176.164 m
175.976 m175.661 m to 176.619 m176.165 m
175.903 m175.652 m to 176.617 m176.166 m
175.881 m175.651 m to 176.615 m176.163 m
175.837 m175.651 m to 176.608 m176.160 m
175.896 m175.648 m to 176.607 m176.157 m
175.889 m175.648 m to 176.604 m176.154 m
175.900 m175.648 m to 176.603 m176.153 m
175.831 m175.651 m to 176.596 m176.151 m
175.836 m175.651 m to 176.592 m176.154 m
175.750 m175.653 m to 176.593 m176.152 m
175.914 m175.653 m to 176.593 m176.151 m
175.983 m175.655 m to 176.589 m176.152 m
175.865 m175.654 m to 176.588 m176.154 m
175.817 m175.653 m to 176.583 m176.154 m
175.845 m175.654 m to 176.581 m176.152 m
175.834 m175.650 m to 176.581 m176.151 m
175.829 m175.650 m to 176.579 m176.151 m
175.932 m175.652 m to 176.575 m176.158 m
175.763 m175.652 m to 176.574 m176.155 m
175.841 m175.654 m to 176.574 m176.156 m
175.875 m175.652 m to 176.573 m176.153 m
175.835 m175.646 m to 176.573 m176.153 m
175.740 m175.642 m to 176.573 m176.152 m
175.911 m175.637 m to 176.573 m176.149 m
175.879 m175.634 m to 176.569 m176.145 m
175.802 m175.634 m to 176.559 m176.146 m
175.854 m175.627 m to 176.569 m176.145 m
175.894 m175.626 m to 176.557 m176.138 m
175.774 m175.620 m to 176.558 m176.134 m
175.715 m175.616 m to 176.555 m176.136 m
175.793 m175.624 m to 176.554 m176.136 m
175.643 m175.626 m to 176.554 m176.135 m
175.807 m175.626 m to 176.554 m176.136 m
175.713 m175.626 m to 176.554 m176.136 m
175.865 m175.626 m to 176.553 m176.145 m
175.764 m175.627 m to 176.554 m176.149 m
175.739 m175.631 m to 176.554 m176.152 m
175.795 m175.632 m to 176.553 m176.152 m
175.808 m175.631 m to 176.556 m176.158 m
175.680 m175.632 m to 176.559 m176.161 m
175.730 m175.631 m to 176.559 m176.161 m
175.699 m175.634 m to 176.554 m176.160 m
175.837 m175.640 m to 176.554 m176.161 m
175.932 m175.648 m to 176.563 m176.172 m
175.888 m175.645 m to 176.567 m176.173 m
175.863 m175.647 m to 176.573 m176.173 m
175.880 m175.647 m to 176.582 m176.172 m
175.844 m175.645 m to 176.583 m176.172 m
175.815 m175.650 m to 176.586 m176.172 m
175.732 m175.651 m to 176.588 m176.172 m
175.770 m175.652 m to 176.588 m176.176 m
175.771 m175.653 m to 176.587 m176.182 m
175.722 m175.658 m to 176.589 m176.184 m
175.712 m175.659 m to 176.591 m176.184 m
175.800 m175.665 m to 176.596 m176.193 m
175.843 m175.667 m to 176.593 m176.194 m
175.825 m175.667 m to 176.578 m176.184 m
175.752 m175.665 m to 176.580 m176.191 m
175.940 m175.652 m to 176.574 m176.179 m
175.931 m175.658 m to 176.572 m176.170 m
175.743 m175.659 m to 176.574 m176.169 m
175.745 m175.658 m to 176.571 m176.169 m
175.813 m175.651 m to 176.571 m176.170 m
175.841 m175.655 m to 176.572 m176.173 m
175.916 m175.655 m to 176.572 m176.170 m
175.910 m175.650 m to 176.575 m176.165 m
175.949 m175.649 m to 176.588 m176.159 m
176.066 m175.648 m to 176.588 m176.158 m
176.028 m175.649 m to 176.580 m176.151 m
176.006 m175.646 m to 176.582 m176.142 m
175.965 m175.648 m to 176.586 m176.141 m
175.929 m175.644 m to 176.591 m176.146 m
175.978 m175.643 m to 176.594 m176.145 m
176.019 m175.640 m to 176.594 m176.145 m
175.998 m175.643 m to 176.594 m176.147 m
175.996 m175.640 m to 176.589 m176.145 m
175.957 m175.640 m to 176.589 m176.138 m
175.893 m175.633 m to 176.593 m176.137 m
175.964 m175.635 m to 176.593 m176.135 m
175.942 m175.641 m to 176.586 m176.139 m
175.845 m175.645 m to 176.582 m176.137 m
176.003 m175.646 m to 176.580 m176.133 m
176.171 m175.646 m to 176.574 m176.140 m
175.996 m175.642 m to 176.574 m176.136 m
175.847 m175.638 m to 176.572 m176.142 m
175.886 m175.631 m to 176.572 m176.151 m
176.009 m175.627 m to 176.567 m176.147 m
176.010 m175.622 m to 176.564 m176.142 m
175.911 m175.620 m to 176.563 m176.139 m
175.923 m175.617 m to 176.563 m176.135 m
175.863 m175.616 m to 176.565 m176.139 m
175.818 m175.614 m to 176.563 m176.139 m
175.848 m175.615 m to 176.561 m176.139 m
175.779 m175.612 m to 176.561 m176.139 m
175.694 m175.611 m to 176.561 m176.136 m
175.706 m175.609 m to 176.559 m176.133 m
175.768 m175.608 m to 176.563 m176.132 m
175.833 m175.602 m to 176.566 m176.127 m
175.945 m175.600 m to 176.570 m176.125 m
175.754 m175.599 m to 176.573 m176.122 m
175.806 m175.596 m to 176.575 m176.119 m
175.802 m175.603 m to 176.580 m176.117 m
175.739 m175.603 m to 176.585 m176.115 m
175.857 m175.606 m to 176.590 m176.115 m
175.842 m175.605 m to 176.593 m176.113 m
175.733 m175.600 m to 176.595 m176.112 m
175.761 m175.593 m to 176.595 m176.112 m
175.767 m175.590 m to 176.594 m176.112 m
175.726 m175.581 m to 176.594 m176.112 m
175.704 m175.578 m to 176.596 m176.117 m
175.780 m175.573 m to 176.594 m176.117 m
175.824 m175.572 m to 176.599 m176.118 m
175.805 m175.571 m to 176.607 m176.120 m
175.859 m175.572 m to 176.613 m176.121 m
175.830 m175.571 m to 176.614 m176.120 m
175.904 m175.571 m to 176.615 m176.120 m
175.807 m175.567 m to 176.613 m176.120 m
175.909 m175.568 m to 176.605 m176.121 m
175.847 m175.568 m to 176.601 m176.120 m
175.773 m175.568 m to 176.600 m176.119 m
175.930 m175.581 m to 176.600 m176.119 m
175.840 m175.584 m to 176.596 m176.119 m
175.883 m175.586 m to 176.601 m176.119 m
175.881 m175.594 m to 176.601 m176.118 m
175.868 m175.600 m to 176.601 m176.121 m
175.923 m175.601 m to 176.603 m176.130 m
175.953 m175.603 m to 176.601 m176.130 m
175.891 m175.604 m to 176.600 m176.137 m
175.864 m175.604 m to 176.601 m176.138 m
175.922 m175.612 m to 176.603 m176.139 m
175.947 m175.616 m to 176.605 m176.137 m
175.929 m175.620 m to 176.614 m176.138 m
175.888 m175.623 m to 176.618 m176.138 m
175.880 m175.625 m to 176.620 m176.143 m
175.911 m175.625 m to 176.622 m176.143 m
175.962 m175.631 m to 176.638 m176.146 m
175.878 m175.636 m to 176.645 m176.143 m
175.889 m175.636 m to 176.646 m176.152 m
175.929 m175.638 m to 176.648 m176.153 m
176.015 m175.647 m to 176.667 m176.159 m
176.079 m175.652 m to 176.671 m176.162 m
176.088 m175.657 m to 176.672 m176.163 m
175.942 m175.664 m to 176.673 m176.169 m
175.965 m175.667 m to 176.677 m176.174 m
176.036 m175.673 m to 176.685 m176.185 m
176.020 m175.675 m to 176.688 m176.189 m
175.970 m175.673 m to 176.688 m176.191 m
176.047 m175.673 m to 176.693 m176.194 m
176.075 m175.677 m to 176.694 m176.197 m
176.090 m175.681 m to 176.693 m176.201 m
176.146 m175.683 m to 176.692 m176.209 m
176.146 m175.688 m to 176.694 m176.213 m
176.148 m175.688 m to 176.702 m176.216 m
176.231 m175.694 m to 176.704 m176.221 m
176.201 m175.697 m to 176.711 m176.227 m
176.125 m175.701 m to 176.719 m176.236 m
176.183 m175.706 m to 176.726 m176.236 m
176.174 m175.713 m to 176.729 m176.240 m
176.144 m175.717 m to 176.730 m176.247 m
176.204 m175.716 m to 176.731 m176.251 m
176.218 m175.721 m to 176.741 m176.259 m
176.174 m175.721 m to 176.742 m176.260 m
176.161 m175.721 m to 176.744 m176.261 m
176.256 m175.721 m to 176.749 m176.263 m
176.244 m175.722 m to 176.750 m176.263 m
176.252 m175.722 m to 176.750 m176.263 m
176.247 m175.723 m to 176.750 m176.263 m
176.224 m175.724 m to 176.752 m176.260 m
176.208 m175.727 m to 176.751 m176.261 m
176.260 m175.738 m to 176.752 m176.262 m
176.280 m175.748 m to 176.750 m176.263 m
176.251 m175.754 m to 176.750 m176.264 m
176.232 m175.755 m to 176.752 m176.265 m
176.228 m175.756 m to 176.753 m176.268 m
176.266 m175.758 m to 176.756 m176.270 m
176.263 m175.761 m to 176.756 m176.270 m
176.212 m175.761 m to 176.759 m176.273 m
176.254 m175.764 m to 176.765 m176.276 m
176.308 m175.769 m to 176.765 m176.277 m
176.239 m175.774 m to 176.770 m176.282 m
176.225 m175.785 m to 176.772 m176.285 m
176.269 m175.788 m to 176.776 m176.290 m
176.202 m175.791 m to 176.785 m176.286 m
176.279 m175.795 m to 176.790 m176.289 m
176.315 m175.793 m to 176.786 m176.291 m
176.324 m175.793 m to 176.786 m176.292 m
176.289 m175.798 m to 176.791 m176.293 m
176.277 m175.796 m to 176.797 m176.301 m
176.261 m175.798 m to 176.796 m176.303 m
176.285 m175.800 m to 176.796 m176.305 m
176.280 m175.801 m to 176.798 m176.310 m
176.309 m175.806 m to 176.799 m176.312 m
176.317 m175.808 m to 176.800 m176.305 m
176.314 m175.811 m to 176.797 m176.311 m
176.315 m175.812 m to 176.795 m176.316 m
176.297 m175.811 m to 176.795 m176.318 m
176.321 m175.815 m to 176.795 m176.319 m
176.295 m175.819 m to 176.795 m176.328 m
176.301 m175.818 m to 176.795 m176.330 m
176.282 m175.820 m to 176.795 m176.325 m
176.269 m175.824 m to 176.796 m176.328 m
176.318 m175.829 m to 176.798 m176.331 m
176.326 m175.833 m to 176.799 m176.333 m
176.300 m175.834 m to 176.799 m176.340 m
176.293 m175.834 m to 176.799 m176.334 m
176.324 m175.836 m to 176.799 m176.336 m
176.325 m175.837 m to 176.799 m176.335 m
176.332 m175.837 m to 176.799 m176.337 m
176.353 m175.837 m to 176.799 m176.337 m
176.363 m175.837 m to 176.801 m176.339 m
176.357 m175.840 m to 176.803 m176.344 m
176.329 m175.843 m to 176.806 m176.340 m
176.342 m175.843 m to 176.804 m176.348 m
176.352 m175.846 m to 176.809 m176.355 m
176.390 m175.846 m to 176.811 m176.355 m
176.375 m175.846 m to 176.812 m176.355 m
176.373 m175.846 m to 176.812 m176.359 m
176.378 m175.847 m to 176.815 m176.360 m
176.395 m175.851 m to 176.830 m176.365 m
176.377 m175.851 m to 176.833 m176.371 m
176.365 m175.852 m to 176.832 m176.368 m
176.382 m175.852 m to 176.834 m176.369 m
176.385 m175.852 m to 176.836 m176.369 m
176.371 m175.852 m to 176.838 m176.369 m
176.350 m175.857 m to 176.840 m176.368 m
176.352 m175.856 m to 176.838 m176.368 m
176.398 m175.858 m to 176.838 m176.369 m
176.390 m175.862 m to 176.840 m176.372 m
176.387 m175.867 m to 176.838 m176.371 m
176.403 m175.868 m to 176.838 m176.372 m
176.425 m175.868 m to 176.837 m176.372 m
176.446 m175.869 m to 176.837 m176.371 m
176.417 m175.868 m to 176.836 m176.371 m
176.390 m175.866 m to 176.835 m176.369 m
176.412 m175.865 m to 176.834 m176.367 m
176.425 m175.865 m to 176.833 m176.367 m
176.430 m175.862 m to 176.834 m176.365 m
176.408 m175.863 m to 176.833 m176.366 m
176.380 m175.865 m to 176.833 m176.365 m
176.396 m175.865 m to 176.834 m176.365 m
176.415 m175.864 m to 176.834 m176.364 m
176.421 m175.864 m to 176.842 m176.364 m
176.401 m175.864 m to 176.834 m176.363 m
176.424 m175.862 m to 176.842 m176.363 m
176.420 m175.857 m to 176.848 m176.363 m
176.369 m175.850 m to 176.851 m176.365 m
176.410 m175.848 m to 176.844 m176.367 m
176.446 m175.847 m to 176.862 m176.377 m
176.401 m175.845 m to 176.862 m176.377 m
176.390 m175.843 m to 176.865 m176.377 m
176.373 m175.845 m to 176.865 m176.379 m
176.375 m175.847 m to 176.866 m176.380 m
176.368 m175.845 m to 176.866 m176.382 m
176.432 m175.845 m to 176.863 m176.385 m
176.421 m175.846 m to 176.860 m176.385 m
176.410 m175.844 m to 176.854 m176.387 m
176.380 m175.844 m to 176.847 m176.385 m
176.401 m175.843 m to 176.847 m176.383 m
176.421 m175.844 m to 176.846 m176.385 m
176.401 m175.847 m to 176.844 m176.384 m
176.372 m175.847 m to 176.843 m176.383 m
176.360 m175.847 m to 176.843 m176.377 m
176.377 m175.853 m to 176.833 m176.365 m
176.363 m175.853 m to 176.833 m176.363 m
176.369 m175.852 m to 176.824 m176.363 m
176.367 m175.853 m to 176.816 m176.358 m
176.366 m175.853 m to 176.814 m176.358 m
176.379 m175.854 m to 176.814 m176.358 m
176.372 m175.854 m to 176.814 m176.355 m
176.373 m175.853 m to 176.814 m176.355 m
176.385 m175.853 m to 176.813 m176.349 m
176.361 m175.853 m to 176.801 m176.346 m
176.347 m175.850 m to 176.796 m176.346 m
176.391 m175.845 m to 176.795 m176.346 m
176.354 m175.842 m to 176.795 m176.345 m
176.373 m175.840 m to 176.795 m176.345 m
176.358 m175.838 m to 176.795 m176.344 m
176.329 m175.836 m to 176.795 m176.344 m
176.331 m175.837 m to 176.795 m176.355 m
176.415 m175.837 m to 176.795 m176.349 m
176.414 m175.837 m to 176.794 m176.355 m
176.364 m175.837 m to 176.787 m176.355 m
176.314 m175.837 m to 176.789 m176.349 m
176.360 m175.830 m to 176.776 m176.349 m
176.338 m175.829 m to 176.790 m176.343 m
176.308 m175.827 m to 176.790 m176.341 m
176.306 m175.818 m to 176.793 m176.341 m
176.292 m175.816 m to 176.788 m176.343 m
no value175.818 m to 176.792 m176.341 m
no value175.814 m to 176.792 m176.335 m
no value175.814 m to 176.789 m176.332 m
no value175.813 m to 176.779 m176.331 m
176.352 m175.815 m to 176.787 m176.329 m
176.361 m175.813 m to 176.787 m176.326 m
176.329 m175.813 m to 176.787 m176.324 m
176.313 m175.802 m to 176.787 m176.320 m
176.282 m175.801 m to 176.787 m176.316 m
176.349 m175.801 m to 176.779 m176.313 m
176.325 m175.802 m to 176.779 m176.312 m
176.287 m175.799 m to 176.770 m176.309 m
176.345 m175.792 m to 176.767 m176.307 m
176.339 m175.791 m to 176.763 m176.304 m
176.222 m175.791 m to 176.764 m176.302 m
176.332 m175.780 m to 176.761 m176.302 m
176.306 m175.781 m to 176.758 m176.296 m
176.327 m175.779 m to 176.747 m176.295 m
176.259 m175.776 m to 176.718 m176.287 m
176.301 m175.776 m to 176.717 m176.286 m
176.305 m175.771 m to 176.713 m176.288 m
176.280 m175.770 m to 176.706 m176.283 m
176.244 m175.767 m to 176.705 m176.284 m
176.228 m175.765 m to 176.702 m176.285 m
176.245 m175.764 m to 176.703 m176.282 m
176.268 m175.760 m to 176.703 m176.281 m
176.274 m175.760 m to 176.698 m176.279 m
176.274 m175.762 m to 176.695 m176.273 m
176.238 m175.760 m to 176.695 m176.267 m
176.199 m175.761 m to 176.692 m176.260 m
176.219 m175.761 m to 176.706 m176.267 m
176.306 m175.759 m to 176.706 m176.267 m
176.275 m175.758 m to 176.706 m176.266 m
176.226 m175.756 m to 176.702 m176.260 m
The last 10 years, weekly averages
The last 10 years, weekly averages 176.0 m 176.5 m 177.0 m Highest 177.286 m 176.248 m
  • Level
  • Our record
Weekly averages of the St. Clair River at Mouth of the Black River from the week of 3 October 2016 to 4 October 2026.
Table: The last 10 years, weekly averages
Week startingWeekly average (m)
176.424 m
176.378 m
176.422 m
176.380 m
176.344 m
176.367 m
176.313 m
176.276 m
176.223 m
176.255 m
176.264 m
176.196 m
176.178 m
176.220 m
176.170 m
176.204 m
176.248 m
176.238 m
176.229 m
176.228 m
176.190 m
176.273 m
176.311 m
176.321 m
176.260 m
176.307 m
176.413 m
176.383 m
176.419 m
176.438 m
176.547 m
176.546 m
176.516 m
176.564 m
176.577 m
176.589 m
176.584 m
176.642 m
176.673 m
176.708 m
176.717 m
176.730 m
176.755 m
176.722 m
176.723 m
176.698 m
176.726 m
176.687 m
176.684 m
176.627 m
176.615 m
176.640 m
176.557 m
176.570 m
176.545 m
176.531 m
176.559 m
176.586 m
176.539 m
176.551 m
176.516 m
176.492 m
176.508 m
176.483 m
176.499 m
176.652 m
176.635 m
176.540 m
176.474 m
176.504 m
176.573 m
176.505 m
176.485 m
176.541 m
176.514 m
176.528 m
176.506 m
176.459 m
176.517 m
176.483 m
176.576 m
176.577 m
176.578 m
176.619 m
176.657 m
176.659 m
176.673 m
176.695 m
176.682 m
176.723 m
176.711 m
176.741 m
176.712 m
176.702 m
176.708 m
176.680 m
176.694 m
176.667 m
176.664 m
176.662 m
176.698 m
176.653 m
176.652 m
176.603 m
176.618 m
176.626 m
176.661 m
176.591 m
176.598 m
176.570 m
176.590 m
176.533 m
176.584 m
176.591 m
176.515 m
176.538 m
176.492 m
176.550 m
176.531 m
176.561 m
176.716 m
176.679 m
176.614 m
176.612 m
176.600 m
176.604 m
176.567 m
176.567 m
176.607 m
176.604 m
176.599 m
176.616 m
176.710 m
176.778 m
176.814 m
176.840 m
176.865 m
176.886 m
176.953 m
176.972 m
177.008 m
177.041 m
177.047 m
177.074 m
177.072 m
177.065 m
177.094 m
177.076 m
177.063 m
177.032 m
177.024 m
176.960 m
176.964 m
176.930 m
176.940 m
176.966 m
176.950 m
176.923 m
176.946 m
176.893 m
176.963 m
176.947 m
176.914 m
176.879 m
176.872 m
176.915 m
176.891 m
176.876 m
176.827 m
176.861 m
176.919 m
176.956 m
176.915 m
176.942 m
176.956 m
176.933 m
176.911 m
176.929 m
176.872 m
176.900 m
176.897 m
176.897 m
176.980 m
176.987 m
176.983 m
176.993 m
176.978 m
177.053 m
177.013 m
177.068 m
177.086 m
177.106 m
177.102 m
177.106 m
177.127 m
177.134 m
177.134 m
177.131 m
177.152 m
177.154 m
177.141 m
177.107 m
177.096 m
177.084 m
177.062 m
177.048 m
177.027 m
176.942 m
176.966 m
176.932 m
176.870 m
176.885 m
176.914 m
176.857 m
176.812 m
176.864 m
176.835 m
176.916 m
176.818 m
176.787 m
176.761 m
176.765 m
176.783 m
176.709 m
176.741 m
176.746 m
176.876 m
176.890 m
176.821 m
176.653 m
176.707 m
176.626 m
176.621 m
176.624 m
176.649 m
176.589 m
176.651 m
176.655 m
176.629 m
176.650 m
176.650 m
176.622 m
176.649 m
176.618 m
176.630 m
176.644 m
176.631 m
176.721 m
176.714 m
176.723 m
176.732 m
176.758 m
176.728 m
176.737 m
176.733 m
176.704 m
176.718 m
176.690 m
176.645 m
176.670 m
176.618 m
176.597 m
176.611 m
176.622 m
176.626 m
176.569 m
176.485 m
176.481 m
176.482 m
176.453 m
176.399 m
176.418 m
176.402 m
176.407 m
176.350 m
176.379 m
176.396 m
176.456 m
176.457 m
176.427 m
176.373 m
176.358 m
176.305 m
176.293 m
176.262 m
176.310 m
176.321 m
176.346 m
176.374 m
176.391 m
176.431 m
176.479 m
176.435 m
176.472 m
176.487 m
176.497 m
176.535 m
176.560 m
176.539 m
176.546 m
176.554 m
176.535 m
176.537 m
176.559 m
176.531 m
176.566 m
176.527 m
176.515 m
176.499 m
176.463 m
176.427 m
176.469 m
176.458 m
176.400 m
176.306 m
176.311 m
176.290 m
176.249 m
176.296 m
176.262 m
176.240 m
176.200 m
176.192 m
176.112 m
176.181 m
176.164 m
176.167 m
176.185 m
176.126 m
176.189 m
176.187 m
176.140 m
176.159 m
176.159 m
176.172 m
176.223 m
176.209 m
176.199 m
176.232 m
176.289 m
176.289 m
176.325 m
176.356 m
176.413 m
176.428 m
176.430 m
176.437 m
176.425 m
176.437 m
176.450 m
176.426 m
176.439 m
176.462 m
176.471 m
176.475 m
176.470 m
176.473 m
176.483 m
176.482 m
176.491 m
176.472 m
176.431 m
176.420 m
176.376 m
176.324 m
176.340 m
176.353 m
176.308 m
176.277 m
176.283 m
176.246 m
176.248 m
176.226 m
176.199 m
176.176 m
176.173 m
176.164 m
176.165 m
176.173 m
176.137 m
176.201 m
176.208 m
176.202 m
176.154 m
176.176 m
176.125 m
176.123 m
176.152 m
176.173 m
176.190 m
176.111 m
176.171 m
176.231 m
176.240 m
176.244 m
176.277 m
176.319 m
176.328 m
176.337 m
176.387 m
176.394 m
176.400 m
176.394 m
176.463 m
176.466 m
176.507 m
176.523 m
176.488 m
176.481 m
176.500 m
176.452 m
176.465 m
176.402 m
176.397 m
176.327 m
176.288 m
176.309 m
176.274 m
176.254 m
176.197 m
176.144 m
176.070 m
176.082 m
176.060 m
176.087 m
176.075 m
176.036 m
175.957 m
175.983 m
175.922 m
176.087 m
176.013 m
175.973 m
176.010 m
176.028 m
176.058 m
176.014 m
176.024 m
175.907 m
175.893 m
175.881 m
175.922 m
175.910 m
176.008 m
176.062 m
176.059 m
176.073 m
176.090 m
176.146 m
176.120 m
176.176 m
176.177 m
176.161 m
176.172 m
176.182 m
176.211 m
176.235 m
176.251 m
176.259 m
176.244 m
176.273 m
176.207 m
176.242 m
176.215 m
176.227 m
176.170 m
176.127 m
176.094 m
176.094 m
176.055 m
176.061 m
176.021 m
176.027 m
175.972 m
175.976 m
175.954 m
175.897 m
175.857 m
175.846 m
175.845 m
175.759 m
175.745 m
175.866 m
175.764 m
175.821 m
175.959 m
175.977 m
175.973 m
175.921 m
175.778 m
175.821 m
175.756 m
175.852 m
175.871 m
175.913 m
175.923 m
176.014 m
176.126 m
176.178 m
176.223 m
176.246 m
176.253 m
176.278 m
176.302 m
176.302 m
176.327 m
176.360 m
176.379 m
176.386 m
176.418 m
176.408 m
176.395 m
176.405 m
176.373 m
176.369 m
176.364 m
176.343 m
no value
176.319 m
176.298 m
176.263 m
176.248 m
The whole record since 1955, monthly averages
The whole record since 1955, monthly averages 176 m 177 m Highest 177.286 m Lowest 175.167 m 176.292 m
  • Level
  • Our record
Monthly averages of the St. Clair River at Mouth of the Black River from 9 February 1955 to 4 October 2026.
Table: The whole record since 1955, monthly averages
Month startingMonthly average (m)
176.477 m
176.458 m
176.474 m
176.527 m
176.572 m
176.564 m
176.502 m
176.352 m
176.246 m
176.137 m
176.091 m
176.162 m
176.088 m
176.083 m
176.067 m
176.223 m
176.273 m
176.312 m
176.324 m
176.272 m
176.146 m
176.044 m
175.991 m
176.053 m
175.972 m
175.888 m
175.920 m
176.009 m
176.058 m
176.169 m
176.117 m
176.062 m
175.977 m
175.896 m
175.863 m
176.020 m
176.060 m
175.763 m
175.793 m
175.847 m
175.852 m
175.900 m
175.886 m
175.807 m
175.730 m
175.633 m
175.587 m
175.659 m
175.615 m
175.549 m
175.683 m
175.772 m
175.845 m
175.848 m
175.854 m
175.833 m
175.788 m
175.814 m
175.811 m
175.909 m
175.987 m
175.898 m
175.961 m
176.160 m
176.311 m
176.398 m
176.431 m
176.389 m
176.305 m
176.192 m
176.178 m
176.127 m
176.004 m
176.020 m
176.060 m
176.137 m
176.140 m
176.166 m
176.165 m
176.129 m
176.080 m
176.014 m
175.938 m
175.986 m
176.001 m
175.902 m
175.963 m
176.022 m
176.070 m
176.067 m
176.022 m
175.984 m
175.882 m
175.754 m
175.675 m
175.701 m
175.670 m
175.577 m
175.680 m
175.740 m
175.773 m
175.780 m
175.776 m
175.697 m
175.618 m
175.534 m
175.461 m
175.411 m
175.364 m
175.329 m
175.340 m
175.465 m
175.489 m
175.528 m
175.515 m
175.500 m
175.429 m
175.373 m
175.321 m
175.406 m
175.444 m
175.401 m
175.508 m
175.635 m
175.717 m
175.759 m
175.766 m
175.769 m
175.816 m
175.758 m
175.763 m
175.836 m
175.823 m
175.812 m
175.892 m
175.966 m
175.992 m
176.011 m
175.959 m
175.906 m
175.774 m
175.709 m
175.795 m
175.770 m
175.839 m
175.768 m
175.934 m
176.034 m
176.120 m
176.196 m
176.177 m
176.109 m
176.005 m
176.042 m
176.005 m
176.059 m
176.120 m
175.976 m
176.031 m
176.082 m
176.159 m
176.253 m
176.278 m
176.256 m
176.225 m
176.164 m
176.138 m
176.183 m
176.154 m
176.126 m
176.239 m
176.372 m
176.478 m
176.583 m
176.582 m
176.492 m
176.406 m
176.365 m
176.293 m
176.420 m
176.386 m
176.211 m
176.237 m
176.324 m
176.411 m
176.454 m
176.453 m
176.417 m
176.353 m
176.323 m
176.310 m
176.353 m
176.315 m
176.350 m
176.412 m
176.470 m
176.556 m
176.612 m
176.606 m
176.540 m
176.462 m
176.384 m
176.361 m
176.379 m
176.371 m
176.310 m
176.393 m
176.525 m
176.601 m
176.628 m
176.677 m
176.700 m
176.678 m
176.638 m
176.604 m
no value
no value
no value
176.763 m
176.820 m
176.905 m
176.925 m
176.935 m
176.870 m
176.758 m
176.692 m
176.642 m
176.600 m
176.629 m
176.677 m
176.737 m
176.840 m
176.913 m
176.992 m
176.902 m
176.796 m
176.675 m
176.605 m
176.544 m
176.507 m
176.505 m
176.562 m
176.631 m
176.689 m
176.763 m
176.792 m
176.760 m
176.745 m
176.589 m
176.475 m
176.472 m
176.523 m
176.502 m
176.565 m
176.693 m
176.785 m
176.787 m
176.813 m
176.769 m
176.651 m
176.497 m
176.330 m
176.250 m
176.290 m
176.176 m
176.144 m
176.256 m
176.277 m
176.263 m
176.271 m
176.260 m
176.242 m
176.211 m
176.173 m
176.189 m
176.332 m
176.236 m
176.193 m
176.257 m
176.326 m
176.356 m
176.390 m
176.375 m
176.367 m
176.354 m
176.278 m
176.195 m
176.288 m
176.241 m
176.218 m
176.415 m
176.537 m
176.616 m
176.647 m
176.671 m
176.632 m
176.522 m
176.458 m
176.468 m
176.448 m
176.410 m
176.384 m
176.482 m
176.522 m
176.582 m
176.601 m
176.619 m
176.585 m
176.500 m
176.384 m
176.387 m
176.413 m
176.254 m
176.308 m
176.339 m
176.434 m
176.473 m
176.524 m
176.502 m
176.519 m
176.440 m
176.367 m
176.284 m
176.267 m
176.180 m
176.185 m
176.307 m
176.312 m
176.454 m
176.375 m
176.399 m
176.340 m
no value
176.266 m
176.327 m
176.365 m
176.349 m
176.377 m
176.442 m
176.584 m
176.676 m
176.697 m
176.681 m
176.600 m
176.529 m
176.465 m
176.450 m
176.517 m
176.431 m
176.450 m
176.663 m
176.573 m
176.669 m
176.732 m
176.717 m
176.676 m
176.615 m
176.587 m
176.527 m
176.622 m
176.564 m
176.694 m
176.812 m
176.887 m
176.907 m
176.890 m
176.842 m
176.838 m
176.786 m
176.836 m
176.879 m
176.878 m
176.792 m
176.813 m
176.894 m
176.935 m
176.993 m
177.047 m
177.057 m
177.029 m
177.137 m
177.015 m
176.904 m
176.867 m
176.835 m
176.789 m
176.761 m
176.729 m
176.755 m
176.743 m
176.686 m
176.590 m
176.470 m
176.389 m
176.378 m
176.337 m
176.368 m
176.273 m
176.383 m
176.381 m
176.374 m
176.329 m
176.291 m
176.189 m
176.132 m
176.088 m
176.118 m
176.066 m
176.090 m
176.016 m
176.122 m
176.161 m
176.285 m
176.312 m
176.269 m
176.215 m
176.072 m
176.004 m
175.963 m
175.859 m
175.918 m
175.948 m
176.009 m
176.086 m
176.164 m
176.236 m
176.224 m
176.204 m
176.147 m
176.113 m
176.109 m
176.148 m
176.089 m
176.088 m
176.214 m
176.310 m
176.373 m
176.363 m
176.323 m
176.217 m
176.086 m
176.057 m
176.105 m
176.143 m
176.121 m
176.135 m
176.168 m
176.237 m
176.236 m
176.276 m
176.290 m
176.273 m
176.222 m
176.213 m
176.244 m
176.300 m
176.295 m
176.212 m
176.321 m
176.403 m
176.511 m
176.617 m
176.584 m
176.532 m
176.436 m
176.356 m
176.331 m
176.416 m
176.333 m
176.286 m
176.337 m
176.404 m
176.430 m
176.519 m
176.525 m
176.476 m
176.394 m
176.329 m
176.273 m
176.262 m
176.291 m
176.207 m
176.198 m
176.278 m
176.338 m
176.346 m
176.361 m
176.280 m
176.156 m
176.165 m
176.163 m
176.202 m
176.153 m
176.092 m
176.246 m
176.342 m
176.471 m
176.542 m
176.544 m
176.527 m
176.489 m
176.478 m
176.441 m
176.531 m
176.547 m
176.606 m
176.644 m
176.748 m
176.814 m
176.870 m
176.861 m
176.812 m
176.693 m
176.559 m
176.469 m
176.446 m
176.422 m
176.480 m
176.592 m
176.622 m
176.613 m
176.606 m
176.506 m
176.417 m
176.269 m
176.119 m
176.054 m
176.038 m
175.982 m
176.024 m
175.987 m
176.003 m
176.077 m
176.135 m
176.118 m
176.003 m
175.919 m
175.830 m
175.765 m
175.736 m
175.638 m
175.659 m
175.697 m
175.762 m
175.852 m
175.908 m
175.910 m
175.858 m
175.753 m
175.648 m
175.618 m
175.578 m
175.546 m
175.567 m
175.606 m
175.690 m
175.818 m
175.834 m
175.798 m
175.767 m
175.773 m
175.765 m
175.776 m
175.724 m
175.706 m
175.748 m
175.812 m
175.942 m
176.029 m
176.087 m
176.069 m
175.983 m
175.883 m
175.772 m
175.658 m
175.679 m
175.611 m
175.517 m
175.588 m
175.696 m
175.778 m
175.820 m
175.826 m
175.729 m
175.661 m
175.655 m
175.669 m
175.741 m
175.632 m
175.679 m
175.770 m
175.896 m
176.075 m
176.144 m
176.107 m
176.041 m
175.913 m
175.862 m
175.852 m
175.935 m
175.875 m
175.875 m
175.951 m
175.962 m
175.976 m
no value
175.951 m
175.883 m
175.810 m
175.681 m
175.655 m
175.671 m
175.753 m
175.758 m
175.800 m
175.860 m
175.932 m
175.945 m
175.941 m
175.824 m
175.795 m
175.746 m
175.759 m
175.813 m
175.815 m
175.725 m
175.825 m
175.853 m
175.862 m
175.847 m
175.801 m
175.734 m
175.650 m
175.566 m
175.478 m
175.519 m
175.632 m
175.623 m
175.754 m
175.861 m
175.963 m
176.045 m
176.017 m
175.948 m
175.856 m
175.775 m
175.746 m
175.851 m
175.846 m
175.873 m
175.996 m
176.094 m
176.175 m
176.202 m
176.191 m
176.124 m
176.014 m
175.996 m
175.936 m
176.005 m
176.024 m
175.849 m
175.862 m
175.897 m
175.975 m
176.033 m
176.018 m
175.941 m
175.862 m
175.709 m
175.703 m
175.678 m
175.672 m
175.645 m
175.705 m
175.911 m
176.004 m
176.057 m
176.048 m
175.945 m
175.901 m
175.841 m
175.857 m
175.807 m
175.788 m
175.787 m
175.844 m
175.838 m
175.860 m
175.836 m
175.773 m
175.673 m
175.562 m
175.480 m
175.416 m
175.396 m
175.372 m
175.454 m
175.556 m
175.712 m
175.849 m
175.910 m
175.896 m
175.859 m
175.787 m
175.788 m
175.749 m
175.839 m
175.839 m
175.767 m
175.839 m
176.033 m
176.133 m
176.236 m
176.247 m
176.271 m
176.280 m
176.258 m
176.258 m
176.405 m
176.424 m
176.267 m
176.235 m
176.289 m
176.422 m
176.486 m
176.475 m
176.442 m
176.306 m
176.232 m
176.226 m
176.286 m
176.314 m
176.330 m
176.492 m
176.537 m
176.564 m
176.567 m
176.540 m
176.489 m
176.399 m
176.308 m
176.231 m
176.210 m
176.222 m
176.296 m
176.408 m
176.546 m
176.611 m
176.726 m
176.714 m
176.646 m
176.554 m
176.553 m
176.497 m
176.563 m
176.523 m
176.509 m
176.538 m
176.634 m
176.702 m
176.714 m
176.673 m
176.651 m
176.619 m
176.580 m
176.532 m
176.602 m
176.618 m
176.586 m
176.682 m
176.872 m
177.014 m
177.077 m
177.029 m
176.947 m
176.933 m
176.913 m
176.869 m
176.929 m
176.934 m
176.895 m
176.981 m
177.052 m
177.111 m
177.140 m
177.109 m
177.012 m
176.907 m
176.851 m
176.807 m
176.747 m
176.810 m
176.644 m
176.635 m
176.641 m
176.638 m
176.730 m
176.728 m
176.672 m
176.612 m
176.501 m
176.409 m
176.402 m
176.401 m
176.292 m
176.382 m
176.465 m
176.538 m
176.547 m
176.532 m
176.461 m
176.333 m
176.253 m
176.169 m
176.169 m
176.157 m
176.209 m
176.310 m
176.426 m
176.437 m
176.468 m
176.483 m
176.395 m
176.321 m
176.239 m
176.172 m
176.181 m
176.159 m
176.150 m
176.223 m
176.332 m
176.410 m
176.493 m
176.459 m
176.333 m
176.193 m
176.078 m
175.984 m
176.024 m
175.999 m
175.909 m
176.054 m
176.147 m
176.183 m
176.252 m
176.227 m
176.120 m
176.027 m
175.923 m
175.807 m
175.874 m
175.877 m
175.851 m
176.091 m
176.267 m
176.343 m
176.405 m
176.363 m
176.292 m
no value

4 October in the last 10 years

DayLevel
176.03 m
176.294 m
176.287 m
176.393 m
176.614 m
176.946 m
177.013 m
176.721 m
176.59 m
176.415 m

Year by year

YearDays with a valueDays below the normal range
to 2750
3650
3660
3650
3650
3650
3660
3650
3650
3650
3660
3640
3641
365165
366183
36530
36511
3650
36152
365167
36531
31121
36119
365278
36515
357235
356113
3591
3650
3650
3660
3650
3650
3650
3660
3650
3650
3650
3660
3650
3630
3360
3570
3590
3000
3650
3610
3530
3560
3650
3650
3570
3650
2680
3650
3620
3650
3580
3660
3651
35919
364263
363363
364288
36513
3650
3620
365136
36598
3630
3430
3110

Records

  • Highest daily average in our series since 9 February 1955: 177.286 m on 6 October 1986.
  • Lowest daily average in our series since 9 February 1955: 175.167 m on 29 December 1964.

See also