FloodMapper Flow Model for Leatherhead
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*: Actual height can be input to verify the model, but it is not required for a prediction.
Commentary will be provided in the analysis section to the right when an actual height is provided.
| Parameter | Value |
|---|---|
| Input Flow (m3/s) | |
| Actual Height (m)* | |
Commentary will be provided in the analysis section to the right when an actual height is provided.
Height Model Result
Enter an actual height to get a commentary on how the model performed
Flow Model Results
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Full Model Height-Flow Profile
Current Model Performance Against Live Data
Is the level at the Leatherhead station, as of our last update, at 11:00 Feb 23.
The most recent flow reported is 13.87 m3/s at 10:45 Feb 23
Model Analysis
| Modelled Entry Height | 2.12 m |
|---|---|
| Data Points in Model @ Height | 511 |
| Predicted Min Flow | 4.64 m3/s |
| Predicted Max Flow | 28.10 m3/s |
| Predicted Flow | 19.08 m3/s |
| Actual Flow | 13.87 m3/s |
Commentary:
The predicted river flow of z-score -1.30 represents a moderate deviation below the mean, indicating a lower-than-average flow expected for the given river height. This value falls in the lower 9th percentile, which is less common but not particularly rare.
Most Likely Height
The most likely height associated with a flow of 13.87 m3/s is: 1.86m.
The z-score for this flow at this height is: 0.28.
Most Likely Range
The most likely range of heights associated with a flow of 13.87 m3/s is 1.79m to 1.98m.
| Entry Height | Flow Count | Flow Min | Flow Mean | Flow Max | z-Score |
|---|---|---|---|---|---|
| 1.860 | 1445 | 0.880 | 12.215 | 21.600 | 0.28 |
| 1.910 | 1356 | 0.850 | 11.895 | 22.900 | 0.28 |
| 1.870 | 1369 | 0.850 | 12.131 | 21.910 | 0.28 |
| 1.830 | 1534 | 0.840 | 12.246 | 20.910 | 0.29 |
| 1.920 | 1130 | 2.370 | 15.238 | 23.040 | -0.30 |
| 1.840 | 1536 | 0.870 | 12.155 | 21.300 | 0.30 |
| 1.880 | 1445 | 0.910 | 11.906 | 22.140 | 0.31 |
| 1.820 | 1687 | 0.256 | 12.195 | 20.530 | 0.31 |
| 1.940 | 1103 | 2.530 | 15.279 | 23.300 | -0.31 |
| 1.850 | 1526 | 0.890 | 12.004 | 21.100 | 0.32 |
Please Note
The results displayed on this page are based on historical flow and height data for the selected station.
These results are indicative only and should not be used as a sole basis for decision-making in critical situations. The data and models provided are subject to limitations, including incomplete or outdated information, and may not fully account for real-time conditions or other influencing factors.
No guarantee is made regarding the accuracy, reliability, or completeness of the information provided.
The use of this data is at your own risk, and neither the developers nor the providers of this platform accept any liability for losses or damages arising from the use or interpretation of the data and results.
For official guidance or critical decision-making, always consult with relevant authorities or experts.
These results are indicative only and should not be used as a sole basis for decision-making in critical situations. The data and models provided are subject to limitations, including incomplete or outdated information, and may not fully account for real-time conditions or other influencing factors.
No guarantee is made regarding the accuracy, reliability, or completeness of the information provided.
The use of this data is at your own risk, and neither the developers nor the providers of this platform accept any liability for losses or damages arising from the use or interpretation of the data and results.
For official guidance or critical decision-making, always consult with relevant authorities or experts.
FloodMapper is an independent site and is not associated with any government bodies (e.g. Environment Agency).
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