There is a flood alert within 5 miles of this measuring station

River Thames level upstream at Sunbury Lock

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

Latest at 7:45am on 23 December

• Height: 0.23m
• Trend: Steady
• State: Normal

Normal range 0.06m to 0.30m

Height in metres over the last 5 days

Levels that are very low or below zero are normal for some stations.

Download data CSV (12KB)

How levels here could affect nearby areas

• 0.92m:
  Water reaches the highest level recorded at this measuring station (10 February 2014)
• 0.30m:
  Top of normal range. Low-lying land flooding possible above this level
• 0.23m:
  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

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