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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 11:15pm on 12 December

Height
0.29m
Trend
Steady
State
High

Normal range 0.07m to 0.26m

Height in metres over the last 5 days

Download data CSV (12KB)

How levels here could affect nearby areas

1.05m
Water reaches the highest level recorded at this measuring station (5 January 2003)
0.29m
Latest level
0.26m (level exceeded)
Top of normal range. Low-lying land flooding possible above this 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