River Thames level downstream at Mapledurham Lock

Latest at 12:45pm on 12 September

• Height: 2.22m
• Trend: Rising
• State: Normal

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:
  Property flooding is possible above this level
• 3.53m:
  Top of normal range. Low-lying land flooding possible above this level. One or more flood alerts may be issued.
• 2.22m:
  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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