River Blackwater at Tongham

 

Current River Level: 0.626m, falling

Within the usual range for this location

Current level recorded at 6:00pm, Tuesday 22nd August GMT
(7:00pm, Tuesday 22nd August BST)

Change from previous measurement: -0.010m

The normal level of the River Blackwater at Tongham in average weather conditions is between 0.56m and 0.67m. It has been between these levels for at least 155 days in the past year.

The usual range of the River Blackwater at Tongham in more extreme weather conditions is between 0.56m and 1.90m. It has been between these levels for 90% of the time since monitoring began.

The most recent high is 1.79m, reached on Friday 20th July 2007 at 11:15am.

The highest level ever recorded at the River Blackwater at Tongham is 1.79m, reached on Friday 20th July 2007 at 11:15am.

  • Monitoring Station: Tongham
  • Environment Agency Location ID: 2419TH
  • Watercourse: River Blackwater, Loddon
  • Catchment Area: Loddon
  • UK Hydrometric Area: Thames
  • Environment Agency Region: Thames
  • Nearest Town/Village: Tongham
  • Local Authority: Guildford
  • Ceremonial County: Surrey

Nearby Monitoring Locations

Nearby Flood Warning Locations

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River Wey at Elstead and Eashing
River Wey at Elstead and Eashing, Surrey

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Long term graphs will work better if you rotate your fondleslab into landscape mode.

Past Week

Long Term

Darker blue shaded areas on long term data indicate maximum and minimum levels for the date (you may need to zoom in closer to see them).

Long term data may have gaps where the API data was not available.

Download long term data as csv

Note: CSV data will include any outlying values that have been ignored by our graphing system as probably erroneous (eg, because they are ridiculously high compared to the values either side of them). It is your responsibility to filter these out if necessary.

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