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River Thames level upstream at St Johns Lock

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

Latest at 8:00pm on 9 December

Height
0.17m
Trend
Falling
State
Normal

Normal range -0.01m to 0.25m

Height in metres over the last 5 days

Download data CSV (12KB)

How levels here could affect nearby areas

0.95m
Water reaches the highest level recorded at this measuring station (23 November 1995)
0.25m
Top of normal range. Low-lying land flooding possible above this level
0.17m
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