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 1:00am on 28 May
How levels here could affect nearby areas
Water reaches the highest level recorded at this measuring station (recorded on 23 November 1995)
This is the top of the normal range
Flooding might not happen again at the same historical levels. This may be because flood management schemes are now in place.
View technical information for this measuring station
- Site datum
- 71.22m (Above Ordnance Datum)
- Station name
- St Johns Lock
- Normal range
- -0.01m to 0.25m
- Station ID
How we measure river, sea and groundwater levels