There are flood warnings within 5 miles of this measuring station

River Thames level downstream at Mapledurham Lock

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

Latest at 12:00am on 27 November

• Height: 3.79m
• Trend: Rising
• State: High

Normal range 2.00m to 3.53m

Height in metres over the last 5 days

Download data CSV (12KB)

How levels here could affect nearby areas

• 4.79m:
  Water reaches the highest level recorded at this measuring station (4 January 2003)
• 3.98m:
  Flood warning issued: River Thames at Purley Village
• 3.98m:
  Property flooding is possible above this level
• 3.79m:
  Latest level
• 3.53m:
  Top of normal range. Low-lying land flooding possible above this level. One or more flood alerts may be issued.

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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