River Thames level upstream at Sonning Lock

This measuring station takes 2 measurements. You're viewing the upstream level. View the downstream level.

Latest at 12:30pm on 19 April

Height
0.10m
Trend
Rising
State
Normal

Normal range 0.07m to 0.26m

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

1.05m
Water reaches the highest level recorded at this measuring station (recorded on 5 January 2003)
0.26m
This is the top of the normal range
0.10m
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