Monthly sea levels for THURSDAY ISLAND back | plot | PDF plot | Text file | Statistics

Monthly sea levels for THURSDAY ISLAND
Mth Year Gaps Good Minimum Maximum Mean St Devn
1 2015 7440 0        
2 2015 6720 0        
3 2015 7440 0        
4 2015 6978 222 1.007 2.360 1.781 0.391
5 2015 0 7440 0.432 3.014 1.842 0.527
6 2015 0 7200 0.547 3.208 1.797 0.561
7 2015 0 7440 0.496 3.136 1.722 0.579
8 2015 0 7440 0.423 3.157 1.721 0.558
9 2015 0 7200 0.349 3.069 1.748 0.526
10 2015 0 7440 0.298 2.903 1.751 0.534
11 2015 0 7200 0.351 3.161 1.818 0.599
12 2015 0 7440 0.511 3.615 1.931 0.634
1 2016 0 7440 0.682 3.426 1.885 0.611
2 2016 0 6960 0.623 3.472 1.948 0.580
3 2016 0 7440 0.660 3.605 1.991 0.542
4 2016 0 7200 0.436 3.210 1.949 0.538
5 2016 0 7440 0.492 3.007 1.894 0.562
6 2016 0 7200 0.618 3.260 1.874 0.568
7 2016 0 7440 0.603 3.386 1.831 0.580
8 2016 0 7440 0.407 3.385 1.853 0.566
9 2016 0 7200 0.379 3.208 1.893 0.525
10 2016 0 7440 0.275 3.074 1.934 0.520
11 2016 0 7200 0.467 3.137 1.952 0.588
12 2016 0 7440 0.655 3.495 1.989 0.638
1 2017 0 7440 0.817 3.648 2.003 0.646
2 2017 0 6720 0.759 3.767 2.042 0.602
3 2017 0 7440 0.611 3.617 2.030 0.535
4 2017 0 7200 0.438 3.344 2.034 0.545
5 2017 0 7440 0.366 3.210 1.900 0.581
6 2017 0 7200 0.534 3.372 1.849 0.572
7 2017 0 7440 0.591 3.481 1.834 0.569
8 2017 0 7440 0.443 3.373 1.827 0.554
9 2017 0 7200 0.298 3.268 1.843 0.538
10 2017 0 7440 0.325 3.268 1.918 0.547
11 2017 0 7200 0.316 3.112 1.982 0.581
12 2017 0 7440 0.476 3.407 1.991 0.634
1 2018 0 7440 0.746 4.018 2.062 0.671
2 2018 0 6720 0.571 3.782 2.047 0.616
3 2018 0 7440 0.507 3.591 2.095 0.574
4 2018 0 7200 0.278 3.136 2.009 0.540
5 2018 2453 4987 0.598 2.927 1.884 0.534
6 2018 7200 0        
7 2018 1108 6332 0.647 3.408 1.802 0.595
8 2018 0 7440 0.495 3.479 1.807 0.555
9 2018 0 7200 0.375 3.355 1.807 0.534
10 2018 0 7440 0.225 3.291 1.830 0.574
11 2018 0 7200 0.263 3.074 1.887 0.615
12 2018 0 7440 0.420 3.504 2.000 0.651
1 2019 0 7440 0.790 3.714 2.040 0.662
2 2019 504 6216 0.521 3.702 1.962 0.593
3 2019 0 7440 0.499 3.680 2.031 0.598
4 2019 0 7200 0.402 3.414 1.992 0.555
5 2019 0 7440 0.386 3.149 1.917 0.560
6 2019 0 7200 0.481 3.069 1.844 0.572
7 2019 0 7440 0.553 3.338 1.791 0.606
8 2019 0 7440 0.336 3.336 1.776 0.599
9 2019 0 7200 0.277 3.335 1.792 0.562
10 2019 0 7440 0.267 3.224 1.834 0.560
11 2019 0 7200 0.270 3.010 1.866 0.620
12 2019 0 7440 0.413 3.350 1.907 0.664
1 2020 0 7440 0.806 3.477 1.979 0.644
2 2020 0 6960 0.628 3.687 2.001 0.619
3 2020 0 7440 0.465 3.679 2.030 0.590
4 2020 0 7200 0.385 3.450 1.966 0.595
5 2020 0 7440 0.401 3.176 1.905 0.598
6 2020 0 7200 0.472 3.191 1.871 0.597
7 2020 0 7440 0.580 3.261 1.850 0.605
8 2020 0 7440 0.494 3.329 1.842 0.618
9 2020 0 7200 0.308 3.386 1.912 0.579
10 2020 0 7440 0.272 3.276 1.945 0.578
11 2020 0 7200 0.423 3.157 1.959 0.624
12 2020 0 7440 0.532 3.560 2.026 0.683
1 2021 0 7440 0.787 3.801 2.079 0.691
2 2021 0 6720 0.648 3.805 2.106 0.656
3 2021 0 7440 0.494 3.682 2.065 0.595
4 2021 0 7200 0.363 3.483 2.038 0.595
5 2021 0 7440 0.343 3.246 1.935 0.623
6 2021 0 7200 0.442 3.467 1.877 0.626
7 2021 0 7440 0.565 3.586 1.912 0.607
8 2021 0 7440 0.446 3.558 1.895 0.594
9 2021 0 7200 0.324 3.454 1.941 0.594
10 2021 0 7440 0.230 3.408 1.951 0.613
11 2021 0 7200 0.326 3.255 2.018 0.638
12 2021 0 7440 0.534 3.587 2.107 0.679
1 2022 0 7440 0.677 3.877 2.063 0.717
2 2022 0 6720 0.632 3.973 2.088 0.665
3 2022 0 7440 0.407 3.866 2.078 0.637
4 2022 0 7200 0.350 3.474 2.072 0.598
5 2022 0 7440 0.330 3.176 2.004 0.609
6 2022 0 7200 0.679 3.497 1.967 0.637
7 2022 0 7440 0.478 3.562 1.926 0.633
8 2022 36 7404 0.471 3.702 1.911 0.604
9 2022 0 7200 0.364 3.664 1.966 0.587
10 2022 0 7440 0.353 3.503 2.042 0.627
11 2022 177 7023 0.156 3.317 1.918 0.674
12 2022 0 7440 0.502 3.799 2.106 0.690
1 2023 0 7440 0.656 4.016 2.087 0.712
2 2023 0 6720 0.547 3.983 2.144 0.671
3 2023 1 7439 0.341 3.812 2.084 0.652
4 2023 512 6688 0.288 3.539 2.038 0.626
5 2023 0 7440 0.377 3.286 2.001 0.592
6 2023 1 7199 0.480 3.326 1.906 0.623
7 2023 2 7438 0.466 3.552 1.878 0.651
8 2023 3 7437 0.339 3.624 1.847 0.655
9 2023 5 7195 0.245 3.492 1.865 0.614
10 2023 0 7440 0.238 3.289 1.883 0.605
11 2023 0 7200 0.253 3.151 1.885 0.659
12 2023 2 7438 0.577 3.479 1.967 0.693
1 2024 4 7436 0.737 3.801 2.044 0.694
2 2024 2 6958 0.478 3.824 2.022 0.672
3 2024 8 7432 0.490 3.805 2.099 0.634
4 2024 2 7198 0.380 3.642 2.060 0.640
5 2024 2 7438 0.440 3.305 1.962 0.640
6 2024 1 7199 0.506 3.275 1.869 0.632
7 2024 169 7271 0.491 3.402 1.859 0.655
8 2024 86 7354 0.308 3.475 1.874 0.659
9 2024 0 7200 0.210 3.501 1.906 0.622
10 2024 0 7440 0.236 3.376 1.933 0.608
11 2024 0 7200 0.425 3.300 1.981 0.652
12 2024 0 7440 0.692 3.680 2.058 0.714
1 2025 0 7440 0.735 3.895 2.067 0.725
2 2025 0 6720 0.710 3.973 2.098 0.682
3 2025 0 7440 0.409 3.725 2.143 0.626
4 2025 0 7200 0.240 3.578 2.136 0.638
5 2025 0 7440 0.453 3.487 2.018 0.660
6 2025 0 7200 0.570 3.675 1.971 0.648
7 2025 0 7440 0.478 3.697 1.939 0.629
8 2025 0 7440 0.342 3.537 1.895 0.614
9 2025 0 7200 0.276 3.474 1.943 0.618
10 2025 0 7440 0.262 3.362 2.000 0.643
Totals 40856 908824  

Statistics Top
 
Mean sea level = 1.947 (Average monthly means = 1.946)
 
Maximum recorded level of 4.018 metres at 0048 hours 30/01/2018
Minimum recorded level of 0.156 metres at 1812 hours 01/11/2022
Standard deviation of the observations = 0.6211 metres
Skewness = 0.1357