level at Harford
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0.24m to 1.50m
How levels here could affect nearby areas
Water reaches the highest level recorded at this measuring station (recorded on 31 December 2000)
Historical event: Flooding to properties at Thornham, upstream from Ermington
This is the top of the normal range
No two flood events are the same. Flooding might not happen again at the same historical levels if, for example, flood defences are now in place.