World Water LevelsWater, in perspective

Sydenham River (Alvinston) water level at Wallaceburg today

Is the Sydenham River (Alvinston) at Wallaceburg within its normal range for the date?

The Sydenham River (Alvinston) at Wallaceburg read 5.179 m at .

Level now

within the normal range for the date

5.179 m

Provisional

within the normal range for the date

5.179 mNormal for the date4.82 m to 5.72 mMedian 5.22 m
The normal range for 26 October is 4.82 m to 5.72 m: the 10th to 90th percentile of the daily averages from 19 October to 2 November in 44 years between 1981 and 2025.
Table: where the water stands
LevelValue
Newest reading5.179 m,
Normal range for the date4.82 m to 5.72 m
Median for the date5.22 m
Past day
+0.01 m
Past week
-0.036 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 Sydenham River (Alvinston) at Wallaceburg averaged 5.169 m.

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

The last 90 days, against the normal range for each day 5.0 m 5.5 m 5.169 m
  • Level
  • Normal range for the date
  • Median for the date
  • A year earlier
Daily averages of the Sydenham River (Alvinston) at Wallaceburg 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 value5.055 m to 5.860 m5.516 m5.339 m
no value5.052 m to 5.859 m5.514 m5.348 m
no value5.051 m to 5.858 m5.513 m5.335 m
no value5.056 m to 5.857 m5.503 m5.331 m
no value5.050 m to 5.856 m5.500 m5.347 m
no value5.050 m to 5.854 m5.499 m5.342 m
no value5.050 m to 5.850 m5.498 m5.338 m
no value5.046 m to 5.847 m5.498 m5.324 m
no value5.042 m to 5.840 m5.497 m5.312 m
no value5.043 m to 5.832 m5.483 m5.311 m
no value5.040 m to 5.831 m5.483 m5.308 m
no value5.039 m to 5.831 m5.481 m5.302 m
no value5.036 m to 5.829 m5.471 m5.297 m
no value5.033 m to 5.827 m5.462 m5.290 m
no value5.030 m to 5.827 m5.460 m5.292 m
no value5.030 m to 5.825 m5.460 m5.299 m
no value5.025 m to 5.825 m5.457 m5.315 m
no value5.025 m to 5.825 m5.452 m5.306 m
no value5.023 m to 5.825 m5.448 m5.308 m
no value5.021 m to 5.820 m5.442 m5.306 m
no value5.019 m to 5.819 m5.438 m5.297 m
no value5.015 m to 5.819 m5.438 m5.282 m
no value5.007 m to 5.821 m5.438 m5.297 m
no value5.007 m to 5.823 m5.438 m5.291 m
no value5.009 m to 5.819 m5.426 m5.288 m
no value5.007 m to 5.819 m5.426 m5.301 m
no value5.004 m to 5.817 m5.426 m5.318 m
no value5.005 m to 5.810 m5.426 m5.310 m
no value5.005 m to 5.810 m5.423 m5.291 m
no value5.007 m to 5.810 m5.417 m5.285 m
no value5.004 m to 5.810 m5.414 m5.277 m
no value5.001 m to 5.810 m5.412 m5.276 m
no value4.996 m to 5.804 m5.411 m5.251 m
no value4.994 m to 5.799 m5.406 m5.257 m
no value4.994 m to 5.794 m5.399 m5.251 m
no value4.991 m to 5.792 m5.405 m5.242 m
no value4.986 m to 5.789 m5.406 m5.240 m
no value4.981 m to 5.787 m5.404 m5.253 m
no value4.976 m to 5.786 m5.404 m5.251 m
no value4.971 m to 5.784 m5.400 m5.293 m
no value4.970 m to 5.781 m5.397 m5.228 m
no value4.968 m to 5.779 m5.394 m5.212 m
no value4.966 m to 5.774 m5.394 m5.199 m
no value4.965 m to 5.770 m5.394 m5.198 m
5.385 m4.965 m to 5.764 m5.394 m5.193 m
5.371 m4.965 m to 5.758 m5.394 m5.185 m
5.370 m4.965 m to 5.759 m5.394 m5.183 m
5.377 m4.964 m to 5.754 m5.394 m5.177 m
5.359 m4.964 m to 5.749 m5.394 m5.173 m
5.354 m4.959 m to 5.756 m5.390 m5.167 m
5.348 m4.958 m to 5.761 m5.383 m5.162 m
5.346 m4.954 m to 5.761 m5.383 m5.167 m
5.339 m4.954 m to 5.761 m5.376 m5.165 m
5.325 m4.944 m to 5.761 m5.371 m5.148 m
5.331 m4.940 m to 5.762 m5.366 m5.138 m
5.316 m4.940 m to 5.763 m5.363 m5.146 m
5.305 m4.938 m to 5.770 m5.375 m5.165 m
5.304 m4.939 m to 5.770 m5.366 m5.154 m
5.318 m4.939 m to 5.770 m5.363 m5.147 m
5.316 m4.936 m to 5.770 m5.362 m5.159 m
5.305 m4.931 m to 5.770 m5.353 m5.162 m
5.298 m4.929 m to 5.773 m5.352 m5.160 m
5.303 m4.927 m to 5.773 m5.350 m5.142 m
5.297 m4.928 m to 5.765 m5.341 m5.140 m
5.294 m4.928 m to 5.761 m5.338 m5.131 m
5.284 m4.926 m to 5.740 m5.335 m5.123 m
5.306 m4.924 m to 5.728 m5.334 m5.125 m
5.319 m4.922 m to 5.720 m5.325 m5.122 m
5.317 m4.918 m to 5.710 m5.306 m5.111 m
5.313 m4.913 m to 5.707 m5.304 m5.105 m
5.292 m4.911 m to 5.705 m5.301 m5.105 m
5.301 m4.908 m to 5.705 m5.293 m5.108 m
5.271 m4.902 m to 5.703 m5.288 m5.094 m
5.253 m4.900 m to 5.703 m5.287 m5.089 m
5.226 m4.894 m to 5.704 m5.282 m5.099 m
5.216 m4.890 m to 5.704 m5.281 m5.088 m
5.237 m4.887 m to 5.700 m5.279 m5.060 m
5.239 m4.886 m to 5.698 m5.276 m5.068 m
5.206 m4.881 m to 5.692 m5.272 m5.068 m
5.201 m4.879 m to 5.691 m5.270 m5.072 m
5.245 m4.868 m to 5.686 m5.261 m5.071 m
5.228 m4.867 m to 5.686 m5.259 m5.065 m
5.250 m4.862 m to 5.686 m5.256 m5.056 m
5.214 m4.859 m to 5.691 m5.255 m5.105 m
5.199 m4.857 m to 5.714 m5.250 m5.065 m
5.187 m4.852 m to 5.721 m5.246 m5.098 m
5.188 m4.847 m to 5.726 m5.239 m5.126 m
5.180 m4.841 m to 5.726 m5.235 m5.035 m
5.171 m4.833 m to 5.722 m5.234 m5.016 m
5.169 m4.828 m to 5.719 m5.223 m5.008 m

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

The last 12 months, against the normal range for each day 4.5 m 5.0 m 5.5 m Lowest 4.498 m 5.169 m
  • Level
  • Normal range for the date
  • Median for the date
  • Our record
Daily averages of the Sydenham River (Alvinston) at Wallaceburg 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
5.008 m4.828 m to 5.719 m5.223 m
4.998 m4.822 m to 5.719 m5.219 m
4.982 m4.821 m to 5.723 m5.217 m
4.978 m4.819 m to 5.729 m5.210 m
4.988 m4.819 m to 5.731 m5.204 m
5.002 m4.819 m to 5.731 m5.202 m
5.057 m4.818 m to 5.731 m5.192 m
5.016 m4.817 m to 5.730 m5.188 m
5.000 m4.813 m to 5.725 m5.187 m
5.061 m4.807 m to 5.723 m5.217 m
5.001 m4.802 m to 5.722 m5.220 m
5.010 m4.799 m to 5.718 m5.223 m
4.972 m4.799 m to 5.716 m5.222 m
4.992 m4.799 m to 5.715 m5.226 m
4.954 m4.796 m to 5.717 m5.220 m
4.933 m4.792 m to 5.718 m5.222 m
4.997 m4.789 m to 5.715 m5.222 m
5.055 m4.789 m to 5.713 m5.220 m
5.003 m4.788 m to 5.711 m5.220 m
4.957 m4.787 m to 5.709 m5.218 m
4.937 m4.782 m to 5.706 m5.210 m
4.938 m4.777 m to 5.691 m5.208 m
4.959 m4.777 m to 5.691 m5.199 m
4.949 m4.776 m to 5.691 m5.193 m
4.920 m4.777 m to 5.691 m5.189 m
4.911 m4.776 m to 5.691 m5.186 m
4.912 m4.773 m to 5.686 m5.184 m
4.923 m4.771 m to 5.686 m5.182 m
4.911 m4.771 m to 5.686 m5.182 m
4.933 m4.773 m to 5.686 m5.182 m
4.897 m4.777 m to 5.686 m5.184 m
4.892 m4.774 m to 5.695 m5.186 m
5.057 m4.773 m to 5.695 m5.188 m
4.990 m4.773 m to 5.686 m5.184 m
4.893 m4.771 m to 5.685 m5.185 m
4.838 m4.778 m to 5.691 m5.188 m
4.978 m4.779 m to 5.696 m5.188 m
4.846 m4.777 m to 5.696 m5.188 m
4.853 m4.773 m to 5.696 m5.188 m
4.953 m4.771 m to 5.696 m5.189 m
4.870 m4.771 m to 5.696 m5.189 m
4.884 m4.771 m to 5.696 m5.189 m
4.884 m4.770 m to 5.694 m5.189 m
4.844 m4.768 m to 5.694 m5.185 m
4.836 m4.767 m to 5.694 m5.184 m
4.891 m4.766 m to 5.694 m5.178 m
4.879 m4.766 m to 5.691 m5.177 m
4.906 m4.761 m to 5.691 m5.177 m
4.857 m4.758 m to 5.691 m5.168 m
4.887 m4.761 m to 5.691 m5.166 m
4.867 m4.761 m to 5.684 m5.166 m
4.865 m4.763 m to 5.679 m5.165 m
4.854 m4.771 m to 5.677 m5.165 m
4.854 m4.776 m to 5.679 m5.165 m
4.834 m4.778 m to 5.681 m5.164 m
4.919 m4.786 m to 5.686 m5.165 m
4.851 m4.787 m to 5.686 m5.170 m
4.878 m4.789 m to 5.686 m5.180 m
4.859 m4.792 m to 5.699 m5.182 m
4.854 m4.798 m to 5.702 m5.184 m
4.850 m4.805 m to 5.698 m5.189 m
4.838 m4.803 m to 5.702 m5.215 m
4.818 m4.806 m to 5.704 m5.217 m
4.833 m4.808 m to 5.706 m5.220 m
4.862 m4.813 m to 5.710 m5.227 m
5.134 m4.813 m to 5.714 m5.237 m
5.071 m4.815 m to 5.718 m5.240 m
5.061 m4.813 m to 5.722 m5.243 m
no value4.809 m to 5.722 m5.245 m
no value4.808 m to 5.728 m5.246 m
no value4.801 m to 5.728 m5.247 m
no value4.801 m to 5.732 m5.247 m
no value4.805 m to 5.728 m5.246 m
no value4.807 m to 5.732 m5.245 m
no value4.809 m to 5.725 m5.244 m
no value4.811 m to 5.725 m5.242 m
no value4.811 m to 5.724 m5.237 m
no value4.810 m to 5.721 m5.230 m
no value4.810 m to 5.715 m5.227 m
no value4.809 m to 5.712 m5.222 m
no value4.809 m to 5.705 m5.221 m
no value4.809 m to 5.701 m5.221 m
no value4.802 m to 5.697 m5.219 m
no value4.798 m to 5.694 m5.217 m
no value4.797 m to 5.694 m5.214 m
no value4.795 m to 5.690 m5.217 m
no value4.794 m to 5.690 m5.221 m
no value4.793 m to 5.692 m5.192 m
no value4.788 m to 5.697 m5.200 m
no value4.783 m to 5.701 m5.200 m
no value4.779 m to 5.703 m5.200 m
no value4.779 m to 5.703 m5.200 m
no value4.778 m to 5.703 m5.201 m
no value4.779 m to 5.705 m5.204 m
no value4.780 m to 5.705 m5.206 m
no value4.783 m to 5.704 m5.204 m
no value4.786 m to 5.698 m5.201 m
no value4.791 m to 5.701 m5.199 m
no value4.792 m to 5.705 m5.199 m
no value4.794 m to 5.711 m5.195 m
no value4.795 m to 5.721 m5.193 m
no value4.799 m to 5.718 m5.193 m
no value4.799 m to 5.718 m5.195 m
no value4.801 m to 5.726 m5.195 m
no value4.801 m to 5.732 m5.192 m
no value4.801 m to 5.735 m5.195 m
no value4.802 m to 5.735 m5.195 m
no value4.803 m to 5.735 m5.198 m
no value4.801 m to 5.732 m5.195 m
no value4.801 m to 5.732 m5.201 m
no value4.802 m to 5.735 m5.204 m
no value4.801 m to 5.735 m5.209 m
no value4.798 m to 5.735 m5.213 m
no value4.798 m to 5.735 m5.212 m
no value4.798 m to 5.735 m5.214 m
no value4.785 m to 5.735 m5.215 m
no value4.783 m to 5.739 m5.215 m
no value4.783 m to 5.739 m5.215 m
no value4.783 m to 5.735 m5.215 m
no value4.784 m to 5.732 m5.217 m
no value4.789 m to 5.732 m5.219 m
no value4.802 m to 5.733 m5.217 m
no value4.803 m to 5.738 m5.214 m
no value4.800 m to 5.745 m5.216 m
no value4.800 m to 5.747 m5.213 m
no value4.800 m to 5.763 m5.212 m
no value4.803 m to 5.767 m5.212 m
no value4.810 m to 5.767 m5.219 m
no value4.812 m to 5.763 m5.231 m
no value4.813 m to 5.763 m5.240 m
no value4.817 m to 5.757 m5.245 m
no value4.821 m to 5.746 m5.253 m
no value4.827 m to 5.737 m5.264 m
no value4.834 m to 5.743 m5.268 m
no value4.834 m to 5.748 m5.268 m
no value4.830 m to 5.751 m5.271 m
no value4.830 m to 5.751 m5.272 m
no value4.835 m to 5.754 m5.271 m
no value4.840 m to 5.754 m5.272 m
no value4.845 m to 5.757 m5.273 m
no value4.846 m to 5.757 m5.273 m
no value4.847 m to 5.760 m5.272 m
no value4.855 m to 5.760 m5.262 m
no value4.853 m to 5.761 m5.259 m
no value4.847 m to 5.760 m5.252 m
no value4.847 m to 5.774 m5.245 m
no value4.845 m to 5.774 m5.243 m
no value4.839 m to 5.775 m5.236 m
no value4.829 m to 5.761 m5.233 m
no value4.825 m to 5.757 m5.227 m
no value4.829 m to 5.754 m5.224 m
no value4.829 m to 5.761 m5.223 m
no value4.829 m to 5.762 m5.222 m
no value4.823 m to 5.762 m5.221 m
no value4.821 m to 5.769 m5.221 m
no value4.818 m to 5.771 m5.222 m
no value4.818 m to 5.774 m5.222 m
no value4.818 m to 5.776 m5.222 m
no value4.823 m to 5.776 m5.222 m
no value4.843 m to 5.776 m5.226 m
no value4.847 m to 5.776 m5.227 m
no value4.853 m to 5.777 m5.229 m
no value4.860 m to 5.777 m5.237 m
no value4.869 m to 5.777 m5.246 m
no value4.875 m to 5.777 m5.251 m
no value4.877 m to 5.779 m5.251 m
no value4.882 m to 5.776 m5.251 m
no value4.885 m to 5.776 m5.254 m
no value4.888 m to 5.770 m5.253 m
no value4.884 m to 5.769 m5.251 m
no value4.883 m to 5.768 m5.249 m
no value4.884 m to 5.758 m5.254 m
no value4.890 m to 5.748 m5.255 m
no value4.894 m to 5.753 m5.256 m
no value4.897 m to 5.753 m5.261 m
no value4.911 m to 5.753 m5.268 m
no value4.923 m to 5.753 m5.278 m
no value4.921 m to 5.753 m5.293 m
no value4.923 m to 5.753 m5.298 m
no value4.923 m to 5.753 m5.312 m
no value4.923 m to 5.753 m5.320 m
no value4.921 m to 5.753 m5.325 m
no value4.923 m to 5.753 m5.343 m
no value4.925 m to 5.753 m5.345 m
no value4.925 m to 5.768 m5.348 m
no value4.925 m to 5.811 m5.352 m
no value4.923 m to 5.819 m5.352 m
no value4.922 m to 5.825 m5.345 m
no value4.920 m to 5.830 m5.343 m
no value4.920 m to 5.830 m5.342 m
no value4.918 m to 5.838 m5.344 m
no value4.918 m to 5.838 m5.348 m
no value4.923 m to 5.838 m5.350 m
no value4.924 m to 5.838 m5.350 m
no value4.928 m to 5.838 m5.352 m
no value4.933 m to 5.838 m5.352 m
no value4.939 m to 5.838 m5.350 m
no value4.943 m to 5.830 m5.352 m
no value4.944 m to 5.818 m5.354 m
no value4.957 m to 5.818 m5.356 m
no value4.964 m to 5.799 m5.359 m
no value4.974 m to 5.799 m5.362 m
no value4.993 m to 5.794 m5.363 m
no value5.003 m to 5.794 m5.366 m
no value5.011 m to 5.795 m5.367 m
no value5.012 m to 5.795 m5.367 m
no value5.012 m to 5.795 m5.371 m
no value5.008 m to 5.803 m5.377 m
no value5.011 m to 5.803 m5.377 m
no value5.013 m to 5.803 m5.377 m
no value5.015 m to 5.803 m5.378 m
no value5.015 m to 5.803 m5.382 m
no value5.016 m to 5.803 m5.382 m
no value5.019 m to 5.824 m5.385 m
no value5.024 m to 5.824 m5.388 m
no value5.024 m to 5.824 m5.391 m
no value5.022 m to 5.824 m5.395 m
no value5.022 m to 5.841 m5.395 m
no value5.024 m to 5.836 m5.406 m
no value5.025 m to 5.838 m5.407 m
no value5.025 m to 5.837 m5.402 m
no value5.028 m to 5.837 m5.401 m
no value5.028 m to 5.839 m5.400 m
no value5.028 m to 5.840 m5.398 m
no value5.028 m to 5.840 m5.401 m
no value5.028 m to 5.840 m5.404 m
no value5.028 m to 5.840 m5.404 m
no value5.028 m to 5.842 m5.406 m
no value5.028 m to 5.842 m5.406 m
no value5.030 m to 5.840 m5.406 m
no value5.033 m to 5.838 m5.408 m
no value5.033 m to 5.838 m5.410 m
no value5.036 m to 5.838 m5.413 m
no value5.037 m to 5.841 m5.421 m
no value5.037 m to 5.849 m5.425 m
no value5.041 m to 5.854 m5.427 m
no value5.041 m to 5.865 m5.438 m
no value5.044 m to 5.879 m5.438 m
no value5.054 m to 5.893 m5.443 m
no value5.055 m to 5.893 m5.443 m
no value5.057 m to 5.893 m5.443 m
no value5.057 m to 5.893 m5.443 m
no value5.058 m to 5.893 m5.443 m
no value5.060 m to 5.895 m5.444 m
no value5.060 m to 5.896 m5.448 m
no value5.060 m to 5.897 m5.451 m
no value5.070 m to 5.898 m5.505 m
no value5.071 m to 5.900 m5.514 m
no value5.073 m to 5.898 m5.517 m
no value5.075 m to 5.897 m5.521 m
no value5.075 m to 5.897 m5.533 m
no value5.076 m to 5.895 m5.533 m
no value5.075 m to 5.895 m5.536 m
no value5.075 m to 5.894 m5.536 m
no value5.075 m to 5.894 m5.535 m
no value5.070 m to 5.894 m5.534 m
no value5.066 m to 5.894 m5.534 m
no value5.066 m to 5.894 m5.533 m
no value5.066 m to 5.889 m5.533 m
no value5.066 m to 5.888 m5.535 m
no value5.066 m to 5.888 m5.533 m
no value5.063 m to 5.888 m5.531 m
no value5.063 m to 5.888 m5.531 m
no value5.060 m to 5.888 m5.531 m
no value5.058 m to 5.887 m5.529 m
no value5.058 m to 5.886 m5.529 m
no value5.058 m to 5.885 m5.527 m
no value5.054 m to 5.885 m5.525 m
no value5.058 m to 5.885 m5.522 m
no value5.058 m to 5.885 m5.522 m
no value5.059 m to 5.880 m5.522 m
no value5.056 m to 5.875 m5.522 m
no value5.056 m to 5.871 m5.522 m
no value5.056 m to 5.869 m5.521 m
no value5.055 m to 5.867 m5.516 m
no value5.055 m to 5.860 m5.516 m
no value5.055 m to 5.860 m5.516 m
no value5.052 m to 5.859 m5.514 m
no value5.051 m to 5.858 m5.513 m
no value5.056 m to 5.857 m5.503 m
no value5.050 m to 5.856 m5.500 m
no value5.050 m to 5.854 m5.499 m
no value5.050 m to 5.850 m5.498 m
no value5.046 m to 5.847 m5.498 m
no value5.042 m to 5.840 m5.497 m
no value5.043 m to 5.832 m5.483 m
no value5.040 m to 5.831 m5.483 m
no value5.039 m to 5.831 m5.481 m
no value5.036 m to 5.829 m5.471 m
no value5.033 m to 5.827 m5.462 m
no value5.030 m to 5.827 m5.460 m
no value5.030 m to 5.825 m5.460 m
no value5.025 m to 5.825 m5.457 m
no value5.025 m to 5.825 m5.452 m
no value5.023 m to 5.825 m5.448 m
no value5.021 m to 5.820 m5.442 m
no value5.019 m to 5.819 m5.438 m
no value5.015 m to 5.819 m5.438 m
no value5.007 m to 5.821 m5.438 m
no value5.007 m to 5.823 m5.438 m
no value5.009 m to 5.819 m5.426 m
no value5.007 m to 5.819 m5.426 m
no value5.004 m to 5.817 m5.426 m
no value5.005 m to 5.810 m5.426 m
no value5.005 m to 5.810 m5.423 m
no value5.007 m to 5.810 m5.417 m
no value5.004 m to 5.810 m5.414 m
no value5.001 m to 5.810 m5.412 m
no value4.996 m to 5.804 m5.411 m
no value4.994 m to 5.799 m5.406 m
no value4.994 m to 5.794 m5.399 m
no value4.991 m to 5.792 m5.405 m
no value4.986 m to 5.789 m5.406 m
no value4.981 m to 5.787 m5.404 m
no value4.976 m to 5.786 m5.404 m
no value4.971 m to 5.784 m5.400 m
no value4.970 m to 5.781 m5.397 m
no value4.968 m to 5.779 m5.394 m
no value4.966 m to 5.774 m5.394 m
no value4.965 m to 5.770 m5.394 m
5.385 m4.965 m to 5.764 m5.394 m
5.371 m4.965 m to 5.758 m5.394 m
5.370 m4.965 m to 5.759 m5.394 m
5.377 m4.964 m to 5.754 m5.394 m
5.359 m4.964 m to 5.749 m5.394 m
5.354 m4.959 m to 5.756 m5.390 m
5.348 m4.958 m to 5.761 m5.383 m
5.346 m4.954 m to 5.761 m5.383 m
5.339 m4.954 m to 5.761 m5.376 m
5.325 m4.944 m to 5.761 m5.371 m
5.331 m4.940 m to 5.762 m5.366 m
5.316 m4.940 m to 5.763 m5.363 m
5.305 m4.938 m to 5.770 m5.375 m
5.304 m4.939 m to 5.770 m5.366 m
5.318 m4.939 m to 5.770 m5.363 m
5.316 m4.936 m to 5.770 m5.362 m
5.305 m4.931 m to 5.770 m5.353 m
5.298 m4.929 m to 5.773 m5.352 m
5.303 m4.927 m to 5.773 m5.350 m
5.297 m4.928 m to 5.765 m5.341 m
5.294 m4.928 m to 5.761 m5.338 m
5.284 m4.926 m to 5.740 m5.335 m
5.306 m4.924 m to 5.728 m5.334 m
5.319 m4.922 m to 5.720 m5.325 m
5.317 m4.918 m to 5.710 m5.306 m
5.313 m4.913 m to 5.707 m5.304 m
5.292 m4.911 m to 5.705 m5.301 m
5.301 m4.908 m to 5.705 m5.293 m
5.271 m4.902 m to 5.703 m5.288 m
5.253 m4.900 m to 5.703 m5.287 m
5.226 m4.894 m to 5.704 m5.282 m
5.216 m4.890 m to 5.704 m5.281 m
5.237 m4.887 m to 5.700 m5.279 m
5.239 m4.886 m to 5.698 m5.276 m
5.206 m4.881 m to 5.692 m5.272 m
5.201 m4.879 m to 5.691 m5.270 m
5.245 m4.868 m to 5.686 m5.261 m
5.228 m4.867 m to 5.686 m5.259 m
5.250 m4.862 m to 5.686 m5.256 m
5.214 m4.859 m to 5.691 m5.255 m
5.199 m4.857 m to 5.714 m5.250 m
5.187 m4.852 m to 5.721 m5.246 m
5.188 m4.847 m to 5.726 m5.239 m
5.180 m4.841 m to 5.726 m5.235 m
5.171 m4.833 m to 5.722 m5.234 m
5.169 m4.828 m to 5.719 m5.223 m

The last 10 years, weekly averages

The last 10 years, weekly averages 5 m 6 m Highest 6.40 m Lowest 4.498 m 5.187 m
  • Level
  • Our record
Weekly averages of the Sydenham River (Alvinston) at Wallaceburg from the week of 24 October 2016 to 25 October 2026.
Table: The last 10 years, weekly averages
Week startingWeekly average (m)
5.336 m
5.332 m
5.321 m
5.268 m
5.226 m
5.223 m
5.241 m
5.234 m
5.230 m
5.322 m
5.231 m
5.272 m
5.356 m
5.345 m
5.274 m
5.318 m
5.298 m
5.315 m
5.434 m
5.394 m
5.291 m
5.312 m
5.490 m
5.577 m
5.538 m
5.514 m
5.537 m
5.736 m
5.720 m
5.633 m
5.677 m
5.692 m
5.669 m
5.677 m
5.722 m
5.733 m
5.733 m
5.765 m
5.760 m
5.741 m
5.757 m
5.721 m
5.709 m
5.697 m
5.694 m
5.664 m
5.625 m
5.603 m
5.592 m
5.561 m
5.554 m
5.531 m
5.515 m
5.499 m
5.537 m
5.524 m
5.574 m
5.484 m
5.499 m
5.431 m
5.449 m
5.455 m
5.412 m
5.423 m
5.438 m
5.566 m
5.425 m
5.364 m
5.445 m
5.840 m
5.641 m
5.566 m
5.550 m
5.532 m
5.554 m
5.640 m
5.604 m
5.872 m
5.670 m
5.694 m
5.704 m
5.764 m
5.740 m
5.732 m
5.733 m
5.741 m
5.764 m
5.810 m
5.776 m
5.752 m
5.730 m
5.732 m
5.712 m
5.704 m
5.692 m
5.711 m
5.689 m
5.660 m
5.658 m
5.648 m
5.654 m
5.685 m
5.660 m
5.597 m
5.520 m
5.683 m
5.696 m
5.574 m
5.542 m
5.617 m
5.608 m
5.528 m
5.564 m
5.557 m
5.630 m
5.562 m
5.541 m
5.401 m
5.304 m
5.732 m
5.698 m
5.654 m
5.635 m
5.633 m
5.683 m
5.659 m
5.637 m
5.713 m
5.649 m
5.784 m
5.934 m
5.990 m
5.950 m
5.942 m
5.917 m
5.975 m
5.996 m
6.022 m
6.048 m
6.063 m
6.080 m
6.080 m
6.068 m
6.074 m
6.043 m
6.015 m
5.989 m
6.019 m
5.951 m
5.913 m
5.899 m
5.888 m
5.881 m
5.879 m
5.859 m
5.805 m
5.795 m
5.899 m
5.846 m
5.784 m
5.772 m
5.771 m
5.783 m
5.778 m
5.746 m
5.712 m
5.799 m
5.853 m
6.063 m
5.901 m
5.957 m
5.879 m
5.869 m
5.829 m
5.823 m
5.852 m
5.878 m
5.874 m
5.921 m
6.007 m
5.978 m
5.978 m
5.951 m
5.961 m
5.965 m
5.980 m
6.113 m
6.043 m
6.046 m
6.054 m
6.054 m
6.071 m
6.066 m
6.067 m
6.081 m
6.069 m
6.050 m
6.067 m
6.009 m
5.991 m
5.991 m
5.979 m
5.970 m
5.917 m
5.870 m
5.854 m
5.823 m
5.801 m
5.765 m
5.795 m
5.741 m
5.740 m
5.715 m
5.736 m
5.769 m
5.738 m
5.730 m
5.693 m
5.720 m
5.731 m
5.683 m
5.672 m
5.633 m
5.595 m
5.455 m
5.711 m
5.641 m
5.667 m
5.592 m
5.561 m
5.612 m
5.645 m
5.572 m
5.596 m
5.600 m
5.591 m
5.602 m
5.612 m
5.598 m
5.605 m
5.638 m
5.634 m
5.645 m
5.737 m
5.785 m
5.756 m
5.790 m
5.789 m
5.774 m
5.749 m
5.766 m
5.741 m
5.732 m
5.711 m
5.682 m
5.639 m
5.796 m
5.692 m
5.671 m
5.673 m
5.667 m
5.768 m
5.656 m
5.576 m
5.552 m
5.534 m
5.522 m
5.591 m
5.528 m
5.478 m
5.491 m
5.480 m
5.460 m
5.439 m
5.284 m
5.193 m
5.031 m
5.256 m
5.522 m
5.373 m
5.410 m
5.372 m
5.457 m
5.432 m
5.433 m
5.469 m
5.483 m
5.481 m
5.535 m
5.519 m
5.540 m
5.547 m
5.557 m
5.648 m
5.613 m
5.596 m
5.589 m
5.587 m
5.576 m
5.592 m
5.575 m
5.569 m
5.565 m
5.536 m
5.530 m
5.522 m
5.488 m
5.457 m
5.454 m
5.427 m
5.394 m
5.337 m
5.289 m
5.251 m
5.264 m
5.245 m
5.260 m
5.184 m
5.226 m
5.153 m
5.151 m
5.202 m
5.324 m
5.243 m
5.175 m
5.201 m
5.250 m
5.217 m
5.269 m
5.275 m
5.247 m
5.323 m
5.390 m
5.376 m
5.386 m
5.531 m
5.817 m
5.474 m
5.453 m
5.463 m
5.529 m
5.495 m
5.489 m
5.478 m
5.473 m
5.470 m
5.505 m
5.502 m
5.526 m
5.580 m
5.606 m
5.580 m
5.561 m
5.537 m
5.529 m
5.570 m
5.754 m
5.612 m
5.506 m
5.486 m
5.440 m
5.400 m
5.400 m
5.349 m
5.343 m
5.305 m
5.320 m
5.276 m
5.252 m
5.232 m
5.240 m
5.257 m
5.207 m
5.208 m
5.284 m
5.252 m
5.390 m
5.391 m
5.627 m
5.559 m
5.295 m
5.285 m
5.216 m
5.228 m
5.236 m
5.306 m
5.282 m
5.268 m
5.281 m
5.410 m
5.441 m
5.401 m
5.459 m
5.451 m
5.438 m
5.454 m
5.569 m
5.524 m
5.501 m
5.510 m
5.562 m
5.560 m
5.645 m
5.749 m
5.568 m
5.552 m
5.630 m
5.515 m
5.504 m
5.472 m
5.444 m
5.391 m
no value
5.350 m
5.352 m
5.278 m
5.273 m
5.192 m
5.157 m
5.132 m
5.119 m
5.128 m
5.139 m
5.079 m
5.042 m
5.061 m
5.050 m
5.364 m
5.089 m
5.057 m
5.097 m
5.010 m
4.970 m
4.855 m
4.854 m
5.040 m
5.207 m
5.085 m
5.075 m
5.050 m
5.419 m
5.248 m
5.192 m
5.197 m
5.204 m
5.297 m
5.279 m
5.276 m
5.285 m
5.307 m
5.300 m
5.368 m
5.359 m
5.366 m
5.370 m
5.359 m
5.330 m
5.340 m
5.306 m
5.303 m
5.298 m
5.270 m
5.246 m
5.187 m
5.156 m
5.156 m
5.122 m
5.092 m
5.072 m
5.049 m
5.003 m
4.989 m
4.978 m
4.923 m
4.935 m
4.876 m
4.875 m
4.865 m
4.845 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
5.376 m
5.343 m
5.309 m
5.303 m
5.267 m
5.229 m
5.187 m

The whole record since 1981, monthly averages

The whole record since 1981, monthly averages 5 m 6 m Highest 6.40 m Lowest 4.498 m 5.240 m
  • Level
  • Our record
Monthly averages of the Sydenham River (Alvinston) at Wallaceburg from 27 May 1981 to 25 October 2026.
Table: The whole record since 1981, monthly averages
Month startingMonthly average (m)
no value
5.546 m
5.590 m
5.572 m
5.579 m
5.587 m
5.454 m
5.394 m
5.480 m
5.392 m
5.601 m
5.601 m
5.494 m
5.538 m
5.528 m
5.471 m
5.401 m
5.339 m
5.391 m
5.506 m
5.459 m
5.446 m
5.425 m
5.552 m
5.724 m
5.716 m
5.743 m
5.730 m
5.632 m
5.540 m
5.526 m
5.640 m
5.596 m
5.623 m
5.705 m
5.205 m
5.619 m
5.730 m
5.745 m
5.705 m
5.672 m
5.603 m
5.596 m
5.561 m
5.695 m
5.821 m
5.917 m
5.980 m
5.919 m
5.917 m
5.899 m
5.851 m
5.838 m
5.761 m
5.913 m
5.959 m
5.924 m
5.892 m
5.930 m
5.882 m
5.891 m
5.977 m
5.981 m
5.953 m
5.925 m
6.060 m
5.910 m
5.908 m
5.868 m
5.707 m
5.708 m
5.764 m
5.705 m
5.718 m
5.720 m
5.653 m
5.581 m
5.458 m
5.387 m
5.454 m
5.414 m
5.376 m
5.338 m
5.383 m
5.371 m
5.327 m
5.297 m
5.264 m
5.170 m
5.116 m
5.138 m
5.098 m
5.122 m
5.143 m
5.057 m
5.183 m
5.195 m
5.386 m
5.385 m
5.317 m
5.259 m
5.117 m
5.083 m
5.053 m
5.066 m
5.184 m
5.184 m
5.189 m
5.237 m
5.287 m
5.302 m
5.298 m
5.309 m
5.258 m
5.205 m
5.236 m
5.346 m
5.222 m
5.277 m
5.340 m
5.395 m
5.427 m
5.397 m
5.349 m
5.256 m
5.126 m
5.098 m
5.110 m
5.149 m
5.207 m
5.194 m
5.268 m
5.297 m
5.307 m
5.397 m
5.421 m
5.464 m
5.346 m
5.428 m
5.353 m
5.524 m
5.384 m
5.439 m
5.504 m
5.488 m
5.541 m
5.617 m
5.564 m
5.509 m
5.396 m
5.311 m
5.307 m
5.216 m
5.357 m
5.326 m
5.395 m
5.436 m
5.473 m
5.562 m
5.537 m
5.456 m
5.363 m
5.299 m
5.221 m
5.338 m
5.198 m
5.199 m
5.267 m
5.322 m
5.362 m
5.410 m
5.402 m
5.278 m
5.194 m
no value
no value
5.082 m
5.181 m
5.101 m
5.014 m
5.392 m
5.549 m
5.549 m
5.532 m
5.566 m
no value
no value
5.547 m
5.641 m
5.675 m
5.724 m
5.698 m
5.777 m
5.856 m
5.877 m
5.817 m
5.752 m
5.612 m
5.492 m
5.452 m
5.551 m
5.522 m
5.618 m
5.657 m
5.670 m
5.636 m
5.619 m
5.526 m
5.423 m
5.234 m
no value
5.044 m
5.234 m
5.074 m
5.049 m
5.100 m
5.116 m
5.159 m
no value
5.124 m
5.041 m
4.943 m
4.854 m
4.842 m
4.767 m
4.725 m
4.747 m
4.875 m
4.932 m
5.046 m
no value
5.097 m
5.005 m
4.877 m
4.789 m
4.879 m
4.892 m
4.959 m
4.810 m
4.833 m
4.854 m
4.965 m
4.958 m
4.910 m
4.859 m
4.919 m
4.828 m
4.927 m
4.821 m
4.940 m
4.913 m
5.019 m
5.094 m
5.147 m
5.154 m
5.113 m
5.024 m
4.911 m
4.806 m
4.736 m
4.763 m
4.789 m
4.756 m
4.814 m
4.887 m
4.943 m
4.980 m
4.970 m
4.893 m
4.786 m
4.786 m
4.808 m
4.849 m
4.820 m
4.911 m
4.917 m
5.108 m
5.186 m
5.198 m
5.182 m
5.107 m
4.967 m
4.892 m
4.965 m
5.152 m
5.151 m
5.093 m
5.144 m
5.122 m
5.104 m
5.077 m
5.027 m
4.970 m
4.866 m
4.800 m
4.825 m
4.873 m
5.004 m
4.972 m
4.936 m
5.009 m
5.051 m
no value
no value
4.993 m
5.021 m
4.933 m
5.022 m
5.105 m
4.965 m
5.037 m
5.024 m
5.056 m
5.034 m
4.983 m
4.949 m
4.898 m
4.786 m
4.665 m
4.674 m
4.802 m
4.999 m
4.993 m
5.049 m
5.027 m
5.119 m
5.186 m
5.118 m
5.101 m
4.930 m
4.909 m
5.025 m
5.040 m
5.172 m
5.199 m
5.220 m
5.259 m
5.294 m
5.297 m
5.273 m
5.178 m
5.067 m
5.006 m
5.012 m
4.970 m
4.679 m
4.869 m
4.966 m
5.044 m
5.134 m
5.147 m
5.110 m
5.012 m
4.925 m
4.809 m
4.796 m
4.805 m
4.851 m
5.074 m
4.979 m
5.213 m
5.270 m
5.255 m
5.212 m
5.122 m
5.102 m
5.059 m
5.262 m
5.128 m
5.063 m
5.067 m
5.026 m
5.029 m
5.038 m
4.996 m
4.923 m
4.834 m
4.698 m
4.679 m
4.624 m
4.728 m
4.729 m
4.742 m
4.915 m
4.894 m
5.042 m
5.155 m
5.072 m
5.023 m
4.945 m
4.913 m
4.890 m
4.884 m
4.847 m
5.018 m
5.039 m
5.225 m
5.258 m
5.329 m
5.316 m
5.337 m
5.275 m
5.250 m
5.220 m
5.056 m
4.903 m
5.191 m
5.262 m
5.282 m
5.507 m
5.607 m
5.545 m
5.471 m
5.326 m
5.224 m
5.213 m
5.288 m
5.321 m
5.435 m
5.562 m
5.557 m
5.563 m
5.547 m
5.528 m
5.458 m
5.374 m
5.277 m
5.256 m
5.297 m
5.307 m
5.370 m
5.547 m
5.694 m
5.694 m
5.749 m
5.719 m
5.628 m
5.541 m
5.528 m
5.460 m
5.457 m
5.545 m
5.557 m
5.692 m
5.729 m
5.758 m
5.746 m
5.703 m
5.657 m
5.610 m
5.633 m
5.564 m
5.504 m
5.646 m
5.650 m
5.779 m
5.956 m
6.030 m
6.073 m
6.002 m
5.895 m
5.834 m
5.814 m
5.761 m
5.920 m
5.857 m
5.890 m
5.970 m
6.020 m
6.058 m
6.066 m
6.017 m
5.927 m
5.799 m
5.737 m
5.731 m
5.684 m
5.601 m
5.616 m
5.591 m
5.607 m
5.679 m
5.775 m
5.747 m
5.708 m
5.690 m
5.576 m
5.524 m
5.414 m
5.258 m
5.407 m
5.461 m
5.535 m
5.604 m
5.583 m
5.550 m
5.467 m
5.321 m
5.238 m
5.206 m
5.220 m
5.256 m
5.383 m
5.569 m
5.496 m
5.495 m
5.578 m
5.606 m
5.470 m
5.350 m
5.263 m
5.237 m
5.448 m
5.282 m
5.267 m
5.387 m
5.472 m
5.525 m
5.621 m
5.537 m
5.397 m
5.257 m
5.131 m
5.086 m
5.104 m
4.929 m
5.103 m
5.264 m
5.273 m
5.333 m
5.354 m
5.299 m
5.183 m
5.067 m
4.960 m
4.887 m
no value
no value
no value
no value
no value
no value
no value
no value
5.331 m
5.240 m

How this compares

  • The daily average on 25 October 2026 was 5.169 m, the twenty-second lowest for 25 October in 45 years of record (1981 to 2026). The newest value is provisional.
  • That is 0.25 m below the median of 5.42 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
5.008 m
5.188 m
5.297 m
5.238 m
5.655 m
5.762 m
5.752 m
5.526 m
5.495 m
5.352 m

Year by year

The lowest and highest daily average of each year

The lowest and highest daily average of each year 5 m 6 m Highest 6.40 m, 1985 Lowest 4.498 m, 2010
  • Each year, lowest to highest
  • The year so far
  • Lowest in our series
  • Highest in our series
The lowest and highest daily average of the Sydenham River (Alvinston) at Wallaceburg in each year from 1982 to 2025 with a value on at least 300 days, and in 2026 so far. The lowest daily average in our series since 27 May 1981 was 4.498 m, on 20 February 2010. The highest was 6.40 m, on 25 February 1985.
Table: The lowest and highest daily average of each year
YearLowest daily average (m)DayHighest daily average (m)DayDays with a value
5.284 m6.038 m365
5.36 m5.943 m365
4.95 m5.979 m366
5.581 m6.40 m365
5.762 m6.244 m365
5.312 m5.957 m365
5.029 m5.541 m366
4.966 m5.451 m365
4.962 m5.792 m365
5.041 m5.613 m365
5.064 m5.707 m366
5.219 m5.889 m365
5.051 m5.636 m363
4.886 m5.551 m324
5.383 m6.091 m365
4.965 m5.88 m349
4.786 m5.459 m330
4.591 m5.504 m337
4.702 m5.731 m365
4.672 m5.186 m365
4.604 m5.083 m365
4.683 m5.67 m366
4.696 m5.665 m365
4.784 m5.51 m318
4.593 m5.379 m365
4.646 m5.714 m357
4.929 m5.943 m365
4.498 m5.217 m365
4.612 m6.092 m365
4.566 m5.287 m366
4.567 m5.598 m365
4.708 m5.457 m365
4.848 m5.771 m365
5.186 m5.764 m366
5.193 m5.936 m365
5.21 m6.077 m365
5.286 m6.10 m365
5.649 m6.208 m366
5.376 m5.925 m365
5.007 m5.692 m365
5.144 m6.097 m365
4.99 m5.995 m360
4.818 m5.787 m365
so far, provisional5.169 m5.385 m46

Each year from January to December, weekly averages

Each year from January to December, weekly averages 4.5 m 5.0 m 5.5 m 6.0 m 2010, lowest day 2026 so far
  • The year so far
  • , the year before
  • Year of the lowest day in our series
  • Other years
  • Normal range for the week
The weekly averages of the Sydenham River (Alvinston) at Wallaceburg 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. The lowest daily average in our series since 27 May 1981 was in 2010. 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), lowest day Weekly average (m)Normal range (m)
to no value5.026 m4.801 m to 5.732 m
to no value4.967 m4.810 m to 5.715 m
to no value4.923 m4.795 m to 5.690 m
to no value4.940 m4.778 m to 5.703 m
to no value4.997 m4.794 m to 5.711 m
to no value4.692 m4.802 m to 5.735 m
to no value4.517 m4.798 m to 5.735 m
to no value4.610 m4.789 m to 5.732 m
to no value4.785 m4.810 m to 5.767 m
to no value4.836 m4.834 m to 5.748 m
to no value5.104 m4.847 m to 5.760 m
to no value4.774 m4.829 m to 5.761 m
to no value4.815 m4.818 m to 5.771 m
to no value4.941 m4.860 m to 5.777 m
to no value5.051 m4.884 m to 5.769 m
to no value4.952 m4.923 m to 5.753 m
to no value4.933 m4.925 m to 5.753 m
to no value4.995 m4.918 m to 5.838 m
to no value5.042 m4.943 m to 5.830 m
to no value5.092 m5.011 m to 5.795 m
to no value5.042 m5.015 m to 5.803 m
to no value5.046 m5.024 m to 5.836 m
to no value5.159 m5.028 m to 5.840 m
to no value5.129 m5.036 m to 5.838 m
to no value5.138 m5.055 m to 5.893 m
to no value5.142 m5.070 m to 5.898 m
to no value5.127 m5.075 m to 5.894 m
to no value5.141 m5.066 m to 5.888 m
to no value5.151 m5.054 m to 5.885 m
to no value5.169 m5.055 m to 5.867 m
to no value5.149 m5.050 m to 5.854 m
to no value5.123 m5.036 m to 5.829 m
to no value5.116 m5.021 m to 5.820 m
to no value5.088 m5.004 m to 5.817 m
to no value5.071 m4.994 m to 5.799 m
to no value5.064 m4.970 m to 5.781 m
to 5.366 m5.001 m4.964 m to 5.754 m
to 5.324 m4.979 m4.940 m to 5.762 m
to 5.304 m4.989 m4.929 m to 5.773 m
to 5.305 m4.967 m4.918 m to 5.710 m
to 5.235 m4.940 m4.890 m to 5.704 m
to 5.218 m4.921 m4.862 m to 5.686 m
to no value4.897 m4.828 m to 5.719 m
to no value4.836 m4.817 m to 5.730 m
to no value4.807 m4.796 m to 5.717 m
to no value4.797 m4.777 m to 5.691 m
to no value4.799 m4.771 m to 5.686 m
to no value4.851 m4.778 m to 5.691 m
to no value4.806 m4.770 m to 5.694 m
to no value4.802 m4.761 m to 5.691 m
to no value4.791 m4.787 m to 5.686 m
to no value4.765 m4.808 m to 5.706 m
Every year
YearDays with a valueDays below the normal range
to 470
3650
3600
3650
3650
3650
3660
3650
3650
3650
3660
3650
36515
365126
366208
36543
36558
3650
35719
365197
31820
36566
36646
365298
36544
365229
337185
3304
3490
3650
28711
3240
3630
3650
3660
3650
3650
3650
3660
3650
3650
3650
3660
3650
3650
2190

How it compares

That is within the normal range for the date.

Records

  • Highest daily average in our series since 27 May 1981: 6.40 m on 25 February 1985.
  • Lowest daily average in our series since 27 May 1981: 4.498 m on 20 February 2010.

Also on this water

About this gauge

Wallaceburg is a gauge on the Sydenham River (Alvinston) in Canada.

It lies at 42.5929° N, 82.3833° W.

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

Our readings for this gauge go back to 27 May 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 4.83 m to 5.72 m: the 10th to 90th percentile of the daily averages from 18 October to 1 November in 44 years between 1981 and 2025.

Keep exploring

Sources