Lee (Upper) at Harpenden

 

Current River Level: 0.909m, falling

Within the usual range for this location

Current level recorded at 5:45pm, Wednesday 13th December GMT

Change from previous measurement: -0.001m
(recorded at 5:30pm, Wednesday 13th December GMT)

The normal level of the Lee (Upper) at Harpenden in average weather conditions is between 0.73m and 0.84m. It has been between these levels for at least 152 days in the past year.

The usual range of the Lee (Upper) at Harpenden in more extreme weather conditions is between 0.70m and 1.12m. It has been between these levels for 90% of the time since monitoring began.

The most recent high is 1.32m, reached on Friday 7th August 2009 at 3:30am.

The highest level ever recorded at the Lee (Upper) at Harpenden is 1.63m, reached on Monday 28th May 2007 at 11:00am.

  • Monitoring Station: Harpenden
  • Environment Agency Location ID: 4650TH
  • Watercourse: Lee (Upper)
  • Catchment Area: Upper Lee
  • UK Hydrometric Area: Lee
  • Environment Agency Region: Thames
  • Nearest Town/Village: Harpenden
  • Local Authority: St Albans
  • Ceremonial County: Hertfordshire

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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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