River Thames level downstream at Sonning Lock

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

Station summary

Normal 2.00m to 3.18m
2.23m at today
Download height data CSV (12KB)

How levels here could affect nearby areas

Water reaches the highest level recorded at this measuring station (recorded on 4 January 2003)
This is the top of the normal range
Latest level

No two flood events are the same. Flooding might not happen again at the same historical levels if, for example, flood defences are now in place.

View technical information for this measuring station
Site datum
31.61m (Above Ordnance Datum)
Station name
Sonning Lock
Normal range
2.00m to 3.18m
Station ID

How we measure river, sea and groundwater levels

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