River Thames level downstream at Sunbury Lock

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

Latest at 9:45am on 29 March

Height
3.37m
Trend
Falling
State
High

Normal range 2.29m to 3.34m

Height in metres over the last 5 days

Download data CSV (12KB)

How levels here could affect nearby areas

5.05m
Water reaches the highest level recorded at this measuring station (recorded on 11 February 2014)
3.97m
Property flooding is possible above this level. One or more flood warnings may be issued
3.37m
Latest level
3.34m (level exceeded)
This is the top of the normal range
3.18m (level exceeded)
Low lying land flooding is possible above this level. One or more flood alerts may be issued

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