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Cannon Brook level at Howletts Lane, Ruislip

Latest at 11:00am on 12 September

Height
0.14m
Trend
Rising
State
Normal

Normal range 0.02m to 0.82m

Height in metres over the last 5 days

We take measurements more often as the risk of flooding increases.

Download data CSV (12KB)

How levels here could affect nearby areas

1.10m
Water reaches the highest level recorded at this measuring station (recorded on 1 July 2022)
0.82m
This is the top of the normal range
0.14m
Latest level

Flooding might not happen again at the same historical levels. This may be because flood management schemes are now in place.

How we measure river, sea and groundwater levels